| Oracle® Database SQL Language Quick Reference 11g Release 2 (11.2) Part Number E17119-06 | 
 | 
| 
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The sections that follow show the syntax for each subclause found in:
See Also:
Oracle Database SQL Language Reference for detailed information about Oracle SQLACTIVATE
     [ PHYSICAL | LOGICAL ]
     STANDBY DATABASE
     [ FINISH APPLY ]
ADD BINDING (parameter_type [, parameter_type ]...) RETURN (return_type) [ implementation_clause ] using_function_clause
ADD
   {column_definition | virtual_column_definition
      [, column_definition | virtual_column_definition] ...
   }
   [ column_properties ]
   [ out_of_line_part_storage [, out_of_line_part_storage]...]
ADD
  { [ QUORUM | REGULAR ] [ FAILGROUP failgroup_name ]
    DISK qualified_disk_clause [, qualified_disk_clause ]...
  }...
ADD PARTITION [ partition_name ] [ TABLESPACE tablespace_name ] [ key_compression ] [ parallel_clause ]
ADD PARTITION [ partition ] partitioning_storage_clause [ update_index_clauses ] [ parallel_clause ]
ADD hash_subpartition_desc [ dependent_tables_clause ] [ update_index_clauses ] [ parallel_clause ]
ADD PARTITION [ partition ]
   list_values_clause
   [ table_partition_description ]
   [ { range_subpartition_desc
     | list_subpartition_desc
     | hash_subpartition_desc
     }
   ]
   [ update_index_clauses ]
ADD list_subpartition_desc [ dependent_tables_clause ] [ update_index_clauses ]
ADD [ STANDBY ] LOGFILE
   { 
     { [ INSTANCE 'instance_name' ] | [ THREAD 'integer' ] }
     [ GROUP integer ] redo_log_file_spec
       [, [ GROUP integer ] redo_log_file_spec ]...
   | MEMBER 'filename' [ REUSE ] [, 'filename' [ REUSE ] ]...
        TO logfile_descriptor [, logfile_descriptor ]...
   }
ADD (column)
ADD OVERFLOW [ segment_attributes_clause ]
  [ ( PARTITION [ segment_attributes_clause ]
    [, PARTITION [ segment_attributes_clause ] ]...
    )
  ]
ADD PARTITION [ partition ]
   range_values_clause
   [ table_partition_description ]
   [ ( { range_subpartition_desc
       | list_subpartition_desc
       | hash_subpartition_desc
       }
      )
   ]
   [ update_index_clauses ]
ADD range_subpartition_desc [ dependent_tables_clause ] [ update_index_clauses ]
[BEFORE { partition_name | partition_number }]
[table_partition_description]
[update_index_clauses]
{ add_range_partition_clause
| add_hash_partition_clause
| add_list_partition_clause
} [ dependent_tables_clause ]
ADD VOLUME asm_volume SIZE size_clause [redundancy_clause]
  [ STRIPE_WIDTH integer {K | M} ]
  [ STRIPE_COLUMNS integer ]
  [ ATTRIBUTE disk_region_clause ]
+diskgroup_name [ (template_name) ] /alias_name
ALLOCATE EXTENT
  [ ( { SIZE size_clause
      | DATAFILE 'filename'
      | INSTANCE integer
      } ...
    )
  ]
DATAFILE
   { 'filename' | filenumber }
     [, 'filename' | filenumber ]...
   }
   { ONLINE
   | OFFLINE [ FOR DROP ]
   | RESIZE size_clause
   | autoextend_clause
   | END BACKUP
   }
{ add_column_clause
| modify_column_clauses
| drop_column_clause
| parallel_clause
| external_data_properties
| REJECT LIMIT { integer | UNLIMITED }
| PROJECT COLUMN { ALL | REFERENCED }
}
  [ add_column_clause
  | modify_column_clauses
  | drop_column_clause
  | parallel_clause
  | external_data_properties
  | REJECT LIMIT { integer | UNLIMITED }
  | PROJECT COLUMN { ALL | REFERENCED }
  ]...
{ modify_index_default_attrs
| add_hash_index_partition
| modify_index_partition
| rename_index_partition
| drop_index_partition
| split_index_partition
| coalesce_index_partition
| modify_index_subpartition
}
{ SET INTERVAL ( [ expr ] )
| SET STORE IN ( tablespace [, tablespace]... )
}
{ index_org_table_clause
| alter_overflow_clause
| alter_mapping_table_clauses
| COALESCE
}
MAPPING TABLE
  { allocate_extent_clause
  | deallocate_unused_clause
  }
REFRESH
   { { FAST | COMPLETE | FORCE }
   | ON { DEMAND | COMMIT }
   | { START WITH | NEXT } date
   | WITH PRIMARY KEY
   | USING
        { DEFAULT MASTER ROLLBACK SEGMENT
        | MASTER ROLLBACK SEGMENT rollback_segment
        }
   | USING { ENFORCED | TRUSTED } CONSTRAINTS
   }
{ add_overflow_clause
| OVERFLOW
     { segment_attributes_clause
     | allocate_extent_clause
     | shrink_clause
     | deallocate_unused_clause
     }...
}
SET { { parameter_name = parameter_value }...
    | EDITION = edition_name
    }
parameter_name
   [ { SCOPE = SPFILE 
     | SID = { 'sid' | '*' }
     }...
   ]
{ set_parameter_clause
| USE_STORED_OUTLINES = (TRUE | FALSE | category_name)
| GLOBAL_TOPIC_ENABLED = (TRUE | FALSE)
}
{ modify_table_default_attrs
| alter_interval_partitioning
| set_subpartition_template
| modify_table_partition
| modify_table_subpartition
| move_table_partition
| move_table_subpartition
| add_table_partition
| coalesce_table_partition
| coalesce_table_subpartition
| drop_table_partition
| drop_table_subpartition
| rename_partition_subpart
| truncate_partition_subpart
| split_table_partition
| split_table_subpartition
| merge_table_partitions
| merge_table_subpartitions
| exchange_partition_subpart
}
{ { { physical_attributes_clause
    | logging_clause
    | table_compression
    | supplemental_table_logging
    | allocate_extent_clause
    | deallocate_unused_clause
    | { CACHE | NOCACHE }
    | RESULT_CACHE ( MODE {DEFAULT | FORCE} )
    | upgrade_table_clause
    | records_per_block_clause
    | parallel_clause
    | row_movement_clause
    | flashback_archive_clause
    }...
  | RENAME TO new_table_name
  } [ alter_iot_clauses ] [ alter_XMLSchema_clause ]
| { shrink_clause 
  | READ ONLY 
  | READ WRITE 
  | REKEY encryption_spec 
  }
}
TEMPFILE
   { 'filename' [, 'filename' ]...
   | filenumber [, filenumber ]...
   }
   { RESIZE size_clause
   | autoextend_clause
   | DROP [ INCLUDING DATAFILES ]
   | ONLINE
   | OFFLINE
   }
MODIFY VARRAY varray_item ( modify_LOB_parameters )
{ ALLOW ANYSCHEMA
| ALLOW NONSCHEMA
| DISALLOW NONSCHEMA
}
[ query_partition_clause ] [ order_by_clause [ windowing_clause ] ]
ARCHIVE LOG
   [  INSTANCE 'instance_name' ]
   { { SEQUENCE integer
     | CHANGE integer
     | CURRENT [ NOSWITCH ]
     | GROUP integer
     | LOGFILE 'filename'
          [ USING BACKUP CONTROLFILE ]
     | NEXT
     | ALL
     }
     [ TO 'location' ]
   }
[ WITH | WITHOUT ]
ARRAY DML
[ ([ schema. ]type
   [, [ schema. ]varray_type ])
    [, ([ schema. ]type
        [, [ schema. ]varray_type ])...
]
{ fully_qualified_file_name
| numeric_file_name
| incomplete_file_name
| alias_file_name
}
ATTRIBUTE level DETERMINES
   { dependent_column
   | ( dependent_column
       [, dependent_column ]... )
   }
{ { sql_statement_shortcut
  | ALL
  | ALL STATEMENTS
  } [, { sql_statement_shortcut
       | ALL
       }
    ]
| { system_privilege
  | ALL PRIVILEGES
  } [, { system_privilege
       | ALL PRIVILEGES
       }
    ]
}
{ sql_operation [, object_option]
| ALL
} auditing_on_clause
BY user [, user ]...
ON { [ schema. ] object
   | DIRECTORY directory_name
   | MINING MODEL [ schema. ] model
   | DEFAULT
   }
AUTOEXTEND
   { OFF
   | ON [ NEXT size_clause ]
        [ maxsize_clause ]
   }
BINDING
   (parameter_type [, parameter_type ]...)
   RETURN return_type
   [ implementation_clause ]
   using_function_clause
    [, (parameter_type [, parameter_type ]...)
       RETURN return_type
       [ implementation_clause ]
       using_function_clause
    ]...
[ schema.]table
   ( [ [ schema. ]table. | t_alias. ]column
     [ ASC | DESC  ]
       [, [ [ schema. ]table. | t_alias. ]column
          [ ASC | DESC ]
       ]...
   )
   FROM [ schema. ]table [ t_alias ]
          [, [ schema. ]table [ t_alias ]
        ]...
   WHERE condition
      [ local_partitioned_index ] index_attributes
BUILD { IMMEDIATE | DEFERRED }
measure_column [ { { condition
                   | expr
                   | single_column_for_loop
                   }
                     [, { condition
                        | expr
                        | single_column_for_loop
                        }
                     ]...
                 | multi_column_for_loop
                 }
               ]
Note: The outer square brackets are part of the syntax.
      In this case, they do not indicate optionality.
[ { IGNORE | KEEP } NAV ]
[ UNIQUE { DIMENSION | SINGLE REFERENCE } ]
CHARACTER SET character_set
CHECK DATAFILES [ GLOBAL | LOCAL ]
CHECK [ REPAIR | NOREPAIR ]
CHECKPOINT [ GLOBAL | LOCAL ]
CLUSTER [ schema. ] cluster index_attributes
COALESCE PARTITION [ parallel_clause ]
COALESCE PARTITION [ update_index_clauses ] [ parallel_clause ]
COALESCE SUBPARTITION subpartition [update_index_clauses] [parallel_clause]
COLUMNS [ schema. ]table.column
          [, [ schema. ]table.column ]...
   using_statistics_type
{ { add_column_clause
  | modify_column_clause
  | drop_column_clause
  }...
| rename_column_clause
| { modify_collection_retrieval }...
| { modify_LOB_storage_clause }...
| { alter_varray_col_properties }...
}
column datatype [ SORT ]
  [ DEFAULT expr ]
  [ ENCRYPT encryption_spec ]
  [ ( { inline_constraint }... )
  | inline_ref_constraint
  ]
{ object_type_col_properties
| nested_table_col_properties
| { varray_col_properties | LOB_storage_clause }
    [ (LOB_partition_storage [, LOB_partition_storage ]...) ]
| XMLType_column_properties
}...
{ PREPARE | COMMIT } TO SWITCHOVER
[ TO { { [ PHYSICAL | LOGICAL ] PRIMARY
     | [ PHYSICAL ] STANDBY
     } [ { WITH | WITHOUT } SESSION SHUTDOWN
         { WAIT | NOWAIT }
       ]
     | LOGICAL STANDBY
     }
| CANCEL
]
PARTITION BY HASH (column [, column ] ...)
  { subpartition_by_range
  | subpartition_by_hash
  | subpartition_by_list
  }
  { individual_hash_partitions
  | hash_partitions_by_quantity
  }
PARTITION BY LIST ( column )
  { subpartition_by_range
  | subpartition_by_hash
  | subpartition_by_list
  }
( { PARTITION [partition] list_partition_desc }... )
PARTITION BY RANGE ( column [, column]... )
  [ INTERVAL ( expr ) [ STORE IN ( tablespace [, tablespace]... ) ]]
  { subpartition_by_range
  | subpartition_by_list
  | subpartition_by_hash
  }
( { PARTITION [partition] range_partition_desc }... )
[ ALL | FIRST ]
WHEN condition
THEN insert_into_clause
  [ values_clause ]
  [ error_logging_clause ]
  [ insert_into_clause [ values_clause ] [ error_logging_clause ] ]...
[ WHEN condition
  THEN insert_into_clause
    [ values_clause ]
    [ error_logging_clause ]
    [ insert_into_clause [ values_clause ] [ error_logging_clause ] ]...
]...
[ ELSE insert_into_clause
  [ values_clause ]
  [ error_logging_clause ]
   [ insert_into_clause [ values_clause ] [ error_logging_clause ] ]...
]
{ inline_constraint
| out_of_line_constraint
| inline_ref_constraint
| out_of_line_ref_constraint
}
{ ADD { { out_of_line_constraint }...
      | out_of_line_REF_constraint
      }
| MODIFY { CONSTRAINT constraint
         | PRIMARY KEY
         | UNIQUE (column [, column ]...)
         } constraint_state
| RENAME CONSTRAINT old_name TO new_name
| drop_constraint_clause
}
[ [ [ NOT ] DEFERRABLE ]
  [ INITIALLY { IMMEDIATE | DEFERRED } ]
| [ INITIALLY { IMMEDIATE | DEFERRED } ]
  [ [ NOT ] DEFERRABLE ]
]
[ RELY | NORELY ]
[ using_index_clause ]
[ ENABLE | DISABLE ]
[ VALIDATE | NOVALIDATE ]
[ exceptions_clause ]
[ WITH INDEX CONTEXT, SCAN CONTEXT implementation_type [ COMPUTE ANCILLARY DATA ] ] [ WITH COLUMN CONTEXT ]
{ CREATE [ LOGICAL | PHYSICAL ]
     STANDBY CONTROLFILE AS
     'filename' [ REUSE ]
| BACKUP CONTROLFILE TO
     { 'filename' [ REUSE ]
     | trace_file_clause
     }
}
CONVERT TO ( PHYSICAL | SNAPSHOT ) STANDBY
COST
  { MODEL [AUTO]
  | ( class_value [, class_value]... )
        VALUES ( ( cost_value [, cost_value]...) 
                 [ , (cost_value [, cost_value]... ) ]...
               )
  }
CREATE DATAFILE
   { 'filename' | filenumber }
     [, 'filename' | filenumber ]...
   }
   [ AS { file_specification
          [, file_specification ]...
        | NEW
        }
   ]
{ REFRESH
  { { FAST | COMPLETE | FORCE }
  | { ON DEMAND 
    | ON COMMIT 
    }
  | { START WITH date |
      NEXT date 
    }...
  | WITH { PRIMARY KEY | ROWID }
  | USING
     { DEFAULT [ MASTER | LOCAL ] ROLLBACK SEGMENT
     | [ MASTER | LOCAL ] ROLLBACK SEGMENT rollback_segment
     }...
  | USING
     { ENFORCED | TRUSTED } CONSTRAINTS
  }...
| NEVER REFRESH
}
{CYCLE c_alias [, c_alias]...
    SET cycle_mark_c_alias TO cycle_value
    DEFAULT no_cycle_value
}
{ RENAME FILE  'filename' [, 'filename' ]...
   TO 'filename'
| create_datafile_clause
| alter_datafile_clause
| alter_tempfile_clause
}
{ LOGFILE
    [ GROUP integer ] file_specification
      [, [ GROUP integer ] file_specification ]...
| MAXLOGFILES integer
| MAXLOGMEMBERS integer
| MAXLOGHISTORY integer
| { ARCHIVELOG | NOARCHIVELOG }
| FORCE LOGGING
}
{ ADD { DATAFILE | TEMPFILE }
   [ file_specification [, file_specification ]... ]
| DROP {DATAFILE | TEMPFILE } { 'filename' | file_number }
| SHRINK TEMPFILE { 'filename' | file_number } [KEEP size_clause]
| RENAME DATAFILE 'filename' [, 'filename' ]...
    TO 'filename' [, 'filename' ]...
| { DATAFILE | TEMPFILE } { ONLINE | OFFLINE }
}
[ 'filename' | 'ASM_filename' ] [ SIZE size_clause ] [ REUSE ] [ autoextend_clause ]
[ WITH
  { ROLE { role_name [, role_name]...
         | ALL EXCEPT role_name [, role_name]...
         }
  | NO ROLES
  }
]
[ AUTHENTICATION REQUIRED ]
database[.domain [.domain ]... ] [ @ connection_qualifier ]
AUTHENTICATED BY user IDENTIFIED BY password
DEALLOCATE UNUSED [ KEEP size_clause ]
DEFAULT COST (cpu_cost, io_cost, network_cost)
DEFAULT SELECTIVITY default_selectivity
{ DEFAULT EDITION = edition_name
| SET DEFAULT
     { BIGFILE | SMALLFILE } TABLESPACE
| DEFAULT TABLESPACE tablespace
| DEFAULT TEMPORARY TABLESPACE
     { tablespace | tablespace_group_name }
| RENAME GLOBAL_NAME TO
     database.domain [.domain ]...
| { ENABLE BLOCK CHANGE TRACKING
    [ USING FILE 'filename' [ REUSE ] ]
  | DISABLE BLOCK CHANGE TRACKING
  }
| flashback_mode_clause
| set_time_zone_clause
}
DEFAULT TABLESPACE tablespace [ DATAFILE datafile_tempfile_spec ] extent_management_clause
[ BIGFILE | SMALLFILE ] DEFAULT TEMPORARY TABLESPACE tablespace [ TEMPFILE file_specification [, file_specification ]...] extent_management_clause
SEGMENT CREATION { IMMEDIATE | DEFERRED }
DEPENDENT TABLES
( table ( partition_spec [, partition_spec]... 
          [, table ( partition_spec [, partition_spec]... ]
        )
)
{ JOIN KEY
   { child_key_column
   | (child_key_column [, child_key_column ]...)
   }
  REFERENCES parent_level
}...
OFFLINE
  { [QUORUM | REGULAR] DISK disk_name [, disk_name ] ...
  | DISKS IN [QUORUM | REGULAR] FAILGROUP failgroup_name [, failgroup_name ]...
  } ... [timeout_clause]
ONLINE
  { { [QUORUM | REGULAR] DISK disk_name [, disk_name]...
    | DISKS IN [QUORUM | REGULAR] FAILGROUP failgroup_name [, failgroup_name]...
    } ...
  | ALL
  } [ WAIT | NOWAIT ]
[ HOT | COLD ] [ MIRRORHOT | MIRRORCOLD ]
{ ADD ALIAS
    'alias_name' FOR 'filename'
    [, 'alias_name' FOR 'filename' ]...
| DROP ALIAS 'alias_name' [, 'alias_name' ]...
| RENAME ALIAS
    'old_alias_name' TO 'new_alias_name'
    [, 'old_alias_name' TO 'new_alias_name' ]...
}
SET ATTRIBUTE 'attribute_name' = 'attribute_value'
{ MOUNT [ RESTRICTED | NORMAL ] 
           [ FORCE | NOFORCE ]
| DISMOUNT [ FORCE | NOFORCE ]
}
{ ADD DIRECTORY 'filename' [, 'filename' ]...
| DROP DIRECTORY
    'filename' [ FORCE | NOFORCE ]
    [, 'filename' [ FORCE | NOFORCE ] ]...
| RENAME DIRECTORY
    'old_dir_name' TO 'new_dir_name'
    [, 'old_dir_name' TO 'new_dir_name' ]...
}
{ { ADD | MODIFY } TEMPLATE template_name qualified_template_clause
      [, template_name qualified_template_clause ]...
| DROP TEMPLATE template_name [, template_name ]...
}
{ add_volume_clause
| modify_volume_clause
| RESIZE VOLUME asm_volume SIZE size_clause
| DROP VOLUME asm_volume
}
{ ENABLE | DISABLE } DISTRIBUTED RECOVERY
{ [ schema. ]
  { table
    [ partition_extension_clause
    | @ dblink
    ]
  | { view | materialized view } [ @ dblink ]
  }
| ( subquery [ subquery_restriction_clause ] )
| table_collection_expression
}
indextype
   [ local_domain_index_clause ]
   [ parallel_clause ]
   [ PARAMETERS ('ODCI_parameters') ]
DROP BINDING (parameter_type [, parameter_type ]...) [ FORCE ]
{ SET UNUSED { COLUMN column
             | (column [, column ]...)
             }
  [ { CASCADE CONSTRAINTS | INVALIDATE }... ]
| DROP { COLUMN column
       | (column [, column ]...)
       }
  [ { CASCADE CONSTRAINTS | INVALIDATE }... ]
  [ CHECKPOINT integer ]
| DROP { UNUSED COLUMNS
       | COLUMNS CONTINUE
       }
  [ CHECKPOINT integer ]
}
DROP
   { { PRIMARY KEY
     | UNIQUE (column [, column ]...)
     }
     [ CASCADE ]
     [ { KEEP | DROP } INDEX ]
   | CONSTRAINT constraint
     [ CASCADE ]
   }
DROP
{ [QUORUM | REGULAR] DISK
    disk_name [ FORCE | NOFORCE ]
    [, disk_name [ FORCE | NOFORCE ] ]...
| DISKS IN [QUORUM | REGULAR] FAILGROUP
    failgroup_name [ FORCE | NOFORCE ]
    [, failgroup_name [ FORCE | NOFORCE ] ]...
}
DROP FILE 'filename' [, 'filename' ]...
DROP PARTITION partition_name
DROP [ STANDBY ] LOGFILE
   { logfile_descriptor
     [, logfile_descriptor ]...
   | MEMBER 'filename'
            [, 'filename' ]...
   }
DROP partition_extended_name [ update_index_clauses [ parallel_clause ] ]
DROP subpartition_extended_name [ update_index_clauses [ parallel_clause ] ]
[-] P [days D] [T [hours H] [minutes M] [seconds [. frac_secs] S ] ]
ELSE else_expr
{ ENABLE | DISABLE }
[ VALIDATE | NOVALIDATE ]
{ UNIQUE (column [, column ]...)
| PRIMARY KEY
| CONSTRAINT constraint
}
[ using_index_clause ]
[ exceptions_clause ]
[ CASCADE ]
[ { KEEP | DROP } INDEX ]
{ ENABLE | DISABLE } VOLUME
  { asm_volume [, asm_volume]...
  | ALL
  }
[ USING 'encrypt_algorithm' ] [ IDENTIFIED BY password ] [ 'integrity_algorithm' ] [ [ NO ] SALT ]
{ DISCONNECT SESSION 'integer1, integer2'
     [ POST_TRANSACTION ]
| KILL SESSION 'integer1, integer2 [, @integer3]'
}
[ IMMEDIATE ]
LOG ERRORS 
  [ INTO [schema.] table ]
  [ (simple_expression) ]
  [ REJECT LIMIT { integer | UNLIMITED } ]
EXCEPTIONS INTO [ schema. ] table
EXCHANGE { partition_extended_name
         | subpartition_extended_name
         }
   WITH TABLE [ schema. ] table
   [ { INCLUDING | EXCLUDING } INDEXES ]
   [ { WITH | WITHOUT } VALIDATION ]
   [ exceptions_clause ]
   [ update_index_clauses [ parallel_clause ] ]
{ simple_expression
| compound_expression
| case_expression
| cursor_expression
| datetime_expression
| function_expression
| interval_expression
| object_access_expression
| scalar_subquery_expression
| model_expression
| type_constructor_expression
| variable_expression
}
{ expr [, expr ]...
| ( [expr [, expr ]] ...)
}
ATTRIBUTE attribute
  { LEVEL level
    DETERMINES { dependent_column
               | (dependent_column [, dependent_column ]... )
               }
  }...
EXTENT MANAGEMENT LOCAL [ AUTOALLOCATE | UNIFORM [ SIZE size_clause ] ]
DEFAULT DIRECTORY directory
[ ACCESS PARAMETERS
  { (opaque_format_spec)
  | USING CLOB subquery
  }
]
LOCATION
   ([ directory: ] 'location_specifier'
      [, [ directory: ] 'location_specifier' ]...
   )
([ TYPE access_driver_type ]
 external_data_properties
)
[ REJECT LIMIT { integer | UNLIMITED } ]
SET OWNERSHIP { OWNER = user | GROUP = usergroup 
                  [, OWNER = user | GROUP = usergroup ]...
              } FOR FILE 'filename' [, 'filename']...
SET PERMISSION { OWNER | GROUP | OTHER }
  = { NONE | READ ONLY | READ WRITE }
  [, { OWNER | GROUP | OTHER | ALL }
    = { NONE | READ ONLY | READ WRITE } ]...
    FOR FILE 'filename' [, 'filename']...
{ datafile_tempfile_spec
| redo_log_file_spec
}
FLASHBACK ARCHIVE [flashback_archive] | NO FLASHBACK ARCHIVE
QUOTA integer { M | G | T | P | E }
RETENTION integer {YEAR | MONTH | DAY}
FLASHBACK { ON | OFF }
{ VERSIONS BETWEEN
    { SCN | TIMESTAMP }
    { expr | MINVALUE } AND { expr | MAXVALUE }
| AS OF { SCN | TIMESTAMP } expr
}
FOR UPDATE
  [ OF [ [ schema. ] { table | view } . ] column
         [, [ [ schema. ] { table | view } . ] column
         ]...
  ]
  [ { NOWAIT | WAIT integer 
    |  SKIP LOCKED
    }
  ]
[ STANDBY ] DATABASE
[ { UNTIL { CANCEL
          | TIME date
          | CHANGE integer
          | CONSISTENT
          }
  | USING BACKUP CONTROLFILE
  }...
]
+diskgroup_name/db_name/file_type/ file_type_tag.filenumber.incarnation_number
{ FUNCTIONS
     [ schema. ]function [, [ schema. ]function ]...
| PACKAGES
     [ schema. ]package [, [ schema. ]package ]...
| TYPES
     [ schema. ]type [, [ schema. ]type ]...
| INDEXES
     [ schema. ]index [, [ schema. ]index ]...
| INDEXTYPES
     [ schema. ]indextype [, [ schema. ]indextype ]...
}
{ using_statistics_type
| { default_cost_clause [, default_selectivity_clause ]
  | default_selectivity_clause [, default_cost_clause ]
  }
}
RECOVER
[ AUTOMATIC ]
[ FROM 'location' ]
{ { full_database_recovery
  | partial_database_recovery
  | LOGFILE 'filename'
  }
  [ { TEST
    | ALLOW integer CORRUPTION
    | parallel_clause
    }...
  ]
| CONTINUE [ DEFAULT ]
| CANCEL
}
GLOBAL PARTITION BY
   { RANGE (column_list)
        (index_partitioning_clause)
   | HASH (column_list)
        { individual_hash_partitions
        | hash_partitions_by_quantity
        }
   }
{ object_privilege | ALL [ PRIVILEGES ] }
  [ (column [, column ]...) ]
    [, { object_privilege | ALL [ PRIVILEGES ] }
       [ (column [, column ]...) ]
    ]...
on_object_clause
TO grantee_clause
  [ WITH HIERARCHY OPTION ]
  [ WITH GRANT OPTION ]
{ system_privilege
| role
| ALL PRIVILEGES
}
  [, { system_privilege
     | role
     | ALL PRIVILEGES
     }
  ]...
TO grantee_clause
  [ WITH ADMIN OPTION ]
{ user [ IDENTIFIED BY password ]
| role
| PUBLIC
}
  [, { user [ IDENTIFIED BY password ]
     | role
     | PUBLIC
     } 
  ]...
GROUP BY
   { expr
   | rollup_cube_clause
   | grouping_sets_clause
   }
     [, { expr
        | rollup_cube_clause
        | grouping_sets_clause
        }
     ]...
   [ HAVING condition ]
expression_list [, expression_list ]...
GROUPING SETS
({ rollup_cube_clause | grouping_expression_list })
PARTITION BY HASH (column [, column ] ...)
{ individual_hash_partitions
| hash_partitions_by_quantity
}
PARTITIONS hash_partition_quantity [ STORE IN (tablespace [, tablespace ]...) ] [ key_compression | table_compression ] [ OVERFLOW STORE IN (tablespace [, tablespace ]...) ]
SUBPARTITIONS integer [STORE IN ( tablespace [, tablespace]... )]
{ CONNECT BY [ NOCYCLE ] condition [AND condition]... [ START WITH condition ]
| START WITH condition CONNECT BY [ NOCYCLE ] condition [AND condition]...
}
HIERARCHY hierarchy
(child_level { CHILD OF parent_level }...
  [ dimension_join_clause ]
)
{ ANCILLARY TO primary_operator
    ( parameter_type [, parameter_type ]...)
      [, primary_operator
         ( parameter_type [, parameter_type ]...)
      ]...
| context_clause
}
+diskgroup_name [ (template_name) ]
[ { physical_attributes_clause
  | logging_clause
  | ONLINE
  | TABLESPACE { tablespace | DEFAULT }
  | key_compression
  | { SORT | NOSORT }
  | REVERSE
  | VISIBLE | INVISIBLE
  | parallel_clause
  }...
]
{ column | column_expression }
[ INCLUDING column_name ] OVERFLOW [ segment_attributes_clause ]
[ { mapping_table_clause
  | PCTTHRESHOLD integer
  | key_compression
  }...
]
[ index_org_overflow_clause ]
PARTITION
[ partition
   [ { segment_attributes_clause
     | key_compression
     }...
   | PARAMETERS ( 'ODCI_parameters' )
   ] [ UNUSABLE ]
]
PARTITION [ partition ] VALUES LESS THAN (literal[, literal]... ) [ segment_attributes_clause ]
[ { { global_partitioned_index
    | local_partitioned_index
    }
  | index_attributes
  }...
| INDEXTYPE IS { domain_index_clause
                      | XMLTable_index_clause
                      | XMLIndex_clause
                      }
]
{ STORE IN (tablespace[, tablespace ]...)
| (SUBPARTITION
      [ subpartition ][ TABLESPACE tablespace ] [ key_compression ] [ UNUSABLE ]
   [, SUBPARTITION
         [ subpartition ][ TABLESPACE tablespace ] [ key_compression ] [ UNUSABLE ]
   ]...
  )
}
PARTITION [partition] [partitioning_storage_clause] [, PARTITION [partition] [partitioning_storage_clause]]...
SUBPARTITION [subpartition] [partitioning_storage_clause]
[ CONSTRAINT constraint_name ]
{ [ NOT ] NULL
| UNIQUE
| PRIMARY KEY
| references_clause
| CHECK (condition)
}
[ constraint_state ]
{ SCOPE  IS [ schema. ] scope_table
| WITH ROWID
| [ CONSTRAINT constraint_name ]
  references_clause
  [ constraint_state ]
}
{ [ INNER ] JOIN table_reference
    { ON condition
    | USING (column [, column ]...)
    }
| { CROSS
  | NATURAL [ INNER ]
  }
  JOIN table_reference
}
INTO dml_table_expression_clause [ t_alias ] [ (column [, column ]...) ]
{ ENABLE | DISABLE } INSTANCE 'instance_name'
[ + | - ] digit [ digit ]...
INTERVAL '{ integer | integer time_expr | time_expr }'
{ { DAY | HOUR | MINUTE } [ (leading_precision) ]
| SECOND [ (leading_precision [, fractional_seconds_precision ]) ]
}
[ TO { DAY | HOUR | MINUTE | SECOND [ (fractional_seconds_precision) ] } ]
INTERVAL 'integer [- integer ]'
{ YEAR | MONTH } [ (precision) ] [ TO { YEAR | MONTH } ]
INTO [ schema. ] table
AUTHID { CURRENT_USER | DEFINER }
table_reference
  { inner_cross_join_clause | outer_join_clause }...
{ COMPRESS [ integer ]
| NOCOMPRESS
}
LEVEL level IS
   { level_table.level_column
   | (level_table.level_column
      [, level_table.level_column ]...
     )
   }
list_values_clause
table_partition_description
  [ ( "(" ( ("range_subpartition_desc"/",")
          | ("list_subpartition_desc"/",")
          | ("individual_hash_subparts"/",")
          )
      ")"
    ) | "hash_subparts_by_quantity"
  ]
PARTITION BY LIST (column)
(PARTITION [ partition ]
    list_values_clause table_partition_description
  [, PARTITION [ partition ]
        list_values_clause table_partition_description
  ]...
)
SUBPARTITION [subpartition] list_values_clause [partitioning_storage_clause]
VALUES ({ literal | NULL }
        [, { literal | NULL }]...
       | DEFAULT
       )
{ COMPRESS [HIGH | MEDIUM | LOW ]
| NOCOMPRESS
}
{ DEDUPLICATE   
| KEEP_DUPLICATES
}
{ { ENABLE | DISABLE } STORAGE IN ROW
  | CHUNK integer
  | PCTVERSION integer
  | FREEPOOLS integer
  | LOB_retention_clause
  | LOB_deduplicate_clause
  | LOB_compression_clause
  | { ENCRYPT encryption_spec | DECRYPT }
  | { CACHE | NOCACHE | CACHE READS } [ logging_clause ] 
}...
PARTITION partition
{ LOB_storage_clause | varray_col_properties }...
  [ (SUBPARTITION subpartition
     { LOB_partitioning_storage | varray_col_properties }...
    )
]
LOB (LOB_item) STORE AS [BASICFILE | SECUREFILE] [ LOB_segname [ (TABLESPACE tablespace) ] | (TABLESPACE tablespace) ]
RETENTION [ MAX | MIN integer | AUTO | NONE ]
LOB
{ (LOB_item [, LOB_item ]...)
     STORE AS { {SECUREFILE | BASICFILE}
              | (LOB_storage_parameters)
              }...
| (LOB_item)
     STORE AS { {SECUREFILE | BASICFILE}
              | LOB_segname 
              | (LOB_storage_parameters)
              }...
}
{ { TABLESPACE tablespace
  | LOB_parameters [storage_clause]
  }...
| storage_clauase
}
LOCAL
  [ ( PARTITION partition [ PARAMETERS ( 'ODCI_parameters' ) ]
      [,  PARTITION partition [ PARAMETERS ('ODCI_parameters') ]]...
    )
  ]
LOCAL [ on_range_partitioned_table | on_list_partitioned_table | on_hash_partitioned_table | on_comp_partitioned_table ]
LOCAL
  [ ( PARTITION partition [ XMLIndex_parameters_clause ]
      [, PARTITION partition [ XMLIndex_parameters)clause ]]...
    )
  ]
LOGFILE [ GROUP integer ] file_specification [, [ GROUP integer ] file_specification ]...
{ { ARCHIVELOG [ MANUAL ]
  | NOARCHIVELOG
  }
| [ NO ] FORCE LOGGING
| RENAME FILE 'filename' [, 'filename' ]...
    TO 'filename'
| CLEAR [ UNARCHIVED ]
    LOGFILE logfile_descriptor [, logfile_descriptor ]...
    [ UNRECOVERABLE DATAFILE ]
| add_logfile_clauses
| drop_logfile_clauses
| switch_logfile_clause
| supplemental_db_logging
}
{ GROUP integer
| ('filename' [, 'filename' ]...)
| 'filename'
}
{ LOGGING | NOLOGGING |  FILESYSTEM_LIKE_LOGGING }
[ MAIN main_model_name ] model_column_clauses [ cell_reference_options ] model_rules_clause
RECOVER
{ MANAGED STANDBY DATABASE
    [ { USING CURRENT LOGFILE
      | DISCONNECT [FROM SESSION]
      | NODELAY
      | UNTIL CHANGE integer
      | UNTIL CONSISTENT
      | parallel_clause
      }...
    | FINISH
    | CANCEL
    ]
| TO LOGICAL STANDBY { db_name | KEEP IDENTITY }
}
{ MAPPING TABLE | NOMAPPING }
[ column_properties ] [ table_partitioning_clauses ] [ CACHE | NOCACHE ] [ parallel_clause ] [ build_clause ]
SET STANDBY DATABASE TO MAXIMIZE
{ PROTECTION | AVAILABILITY | PERFORMANCE }
MAXSIZE { UNLIMITED | size_clause }
WHEN NOT MATCHED THEN
INSERT [ (column [, column ]...) ]
VALUES ({ expr | DEFAULT }
           [, { expr | DEFAULT } ]...
       )
[ where_clause ]
MERGE PARTITIONS partition_extended_name, partition_extended_name [ INTO partition_spec ] [ dependent_tables_clause ] [ update_index_clauses ] [ parallel_clause ]
MERGE SUBPARTITIONS partition_extended_name, partition_extended_name
   [ INTO { range_subpartition_desc 
          | list_subpartition_desc
          }
   ]
   [ dependent_tables_clause ]
   [ update_index_clauses ]
   [ parallel_clause ]
WHEN MATCHED THEN
UPDATE SET column = { expr | DEFAULT }
           [, column = { expr | DEFAULT } ]...
[ where_clause ]
[ DELETE where_clause ]
USING
{ * 
| { [ schema . ] table . * 
  | expr [ AS alias ]
  }
    [, { [ schema . ] table . * 
       | expr [ AS alias ]
       }
    ]...
}
MODEL [ cell_reference_options ] [ return_rows_clause ] [ reference_model ]... main_model
expr [ [ AS ] c_alias ]
[ PARTITION BY expr [ c_alias ] [, expr [c_alias] ]... DIMENSION BY (expr [c_alias] [, expr [c_alias] ]...) MEASURES (expr [c_alias] [, expr [c_alias] ]...)
ITERATE ( number ) [ UNTIL ( condition ) ]
[ RULES
  [ { UPDATE | UPSERT [ ALL ] } ]
  [ { AUTOMATIC | SEQUENTIAL } ORDER ]
  [ model_iterate_clause ]
]
( [ { UPDATE | UPSERT [ ALL ] } ]
cell_assignment [ order_by_clause ] = expr
  [,  [ { UPDATE | UPSERT [ ALL ] } ]
    cell_assignment [ order_by_clause ] = expr
  ]...
)
column [ datatype ]
       [ DEFAULT expr ]
       [ { ENCRYPT encryption_spec | DECRYPT }
       [ inline_constraint ...
       [ LOB_storage_clause ]
       [ alter_XMLSchema_clause ]
COLUMN column [ NOT ] SUBSTITUTABLE AT ALL LEVELS [ FORCE ]
MODIFY NESTED TABLE collection_item
RETURN AS { LOCATOR | VALUE }
MODIFY { (modify_col_properties [, modify_col_properties] ...)
       | modify_col_substitutable
       }
MODIFY FILE 'filename' ATTRIBUTE ( disk_region_clause ) [, 'filename' ATTRIBUTE ( disk_region_clause ) ]...
MODIFY partition_extended_name
  { partition_attributes
  | alter_mapping_table_clause
  | [ REBUILD ] UNUSABLE LOCAL INDEXES
  }
MODIFY DEFAULT ATTRIBUTES
   [ FOR PARTITION partition ]
   { physical_attributes_clause
   | TABLESPACE { tablespace | DEFAULT }
   | logging_clause
   }...
MODIFY PARTITION partition
{ { deallocate_unused_clause
  | allocate_extent_clause
  | physical_attributes_clause
  | logging_clause
  | key_compression
  }...
| PARAMETERS ('ODCI_parameters')
| COALESCE
| UPDATE BLOCK REFERENCES
| UNUSABLE
}
MODIFY SUBPARTITION subpartition
{ UNUSABLE
| allocate_extent_clause
| deallocate_unused_clause
}
MODIFY partition_extended_name
  { partition_attributes
  | { ADD | DROP } VALUES (literal[ , literal ]...)
  | { add_range_subpartition
    | add_list_subpartition
    | add_hash_subpartition 
    }
  | COALESCE SUBPARTITION [ update_index_clauses ][ parallel_clause ]
  | [ REBUILD ] UNUSABLE LOCAL INDEXES
  }
{ storage_clause
| PCTVERSION integer
| FREEPOOLS integer
| REBUILD FREEPOOLS
| LOB_retention_clause
| LOB_deduplicate_clause
| LOB_compression_clause
| { ENCRYPT encryption_spec | DECRYPT }
| { CACHE 
  | { NOCACHE | CACHE READS } [ logging_clause ]
  }
| allocate_extent_clause
| shrink_clause
| deallocate_unused_clause
} ...
MODIFY LOB (LOB_item) (modify_LOB_parameters)
MODIFY ( column [ ENCRYPT encryption_spec
       | DECRYPT ] 
       )
MODIFY partition_extended_name
   { partition_attributes
   | { add_range_subpartition
     | add_hash_subpartition
     | add_list_subpartition
     }
   | COALESCE SUBPARTITION
        [ update_index_clauses ]
        [ parallel_clause ]
   | alter_mapping_table_clause
   | [ REBUILD ] UNUSABLE LOCAL INDEXES
   }
MODIFY DEFAULT ATTRIBUTES
   [ FOR partition_extended_name ]
   [ deferred_segment_creation ]
   [ segment_attributes_clause ]
   [ table_compression ]
   [ PCTTHRESHOLD integer ]
   [ key_compression ]
   [ alter_overflow_clause ]
   [ { LOB (LOB_item) | VARRAY varray } (LOB_parameters) ]...
Note:
You can specifydeferred_segment_creation in this clause starting with Oracle Database 11g Release 2 (11.2.0.2).{ modify_range_partition
| modify_hash_partition
| modify_list_partition
}
MODIFY subpartition_extended_name
{ allocate_extent_clause
| deallocate_unused_cluse
| shrink_clause
| { { LOB LOB_item | VARRAY varray } (modify_LOB_parameters) }...
| [ REBUILD ] UNUSABLE LOCAL INDEXES
| { ADD | DROP } VALUES ( literal [, literal]... )
}
MODIFY VOLUME asm_volume [ ATTRIBUTE disk_region_clause ] [ MOUNTPATH 'mountpath_name' ] [ USAGE 'usage_name' ]
MOVE segment_attributes_clause [parallel_clause]
MOVE [ ONLINE ]
   [ segment_attributes_clause ]
   [ table_compression ]
   [ index_org_table_clause ]
   [ { LOB_storage_clause | varray_col_properties }... ]
   [ parallel_clause ]
MOVE partition_extended_name [ MAPPING TABLE ] [ table_partition_description ] [ update_index_clauses ] [ parallel_clause ]
MOVE SUBPARTITION
   { range_subpartition_desc
   | list_subpartition_desc
   | hash_subpartition_desc
   } [ update_index_clauses ] [ parallel_clause ]
FOR (dimension_column
      [, dimension_column ]...)
IN ( { (literal [, literal ]...)
       [ (literal [, literal ]...) ]...
     | subquery
     }
   )
{ ALL
  { insert_into_clause [ values_clause ] [error_logging_clause] }...
| conditional_insert_clause
} subquery
nested_table1 MULTISET EXCEPT [ ALL | DISTINCT ] nested_table2
nested_table1 MULTISET INTERSECT [ ALL | DISTINCT ] nested_table2
nested_table1 MULTISET UNION [ ALL | DISTINCT ] nested_table2
ADD { { OBJECT ID
      | PRIMARY KEY
      | ROWID
      | SEQUENCE
      } [ (column [, column ]...) ]
    | (column [, column ]... )
    } [, { { OBJECT ID
           | PRIMARY KEY
           | ROWID
           | SEQUENCE
           }
           [ (column [, column ]...) ]
         | (column [, column ]...)
         }
      ]...
    [ new_values_clause ]
PURGE { IMMEDIATE [ SYNCHRONOUS | ASYNCHRONOUS ]  )
      | START WITH datetime_expr 
          [ NEXT datetime_expr 
          | REPEAT INTERVAL interval_expr 
          ]
      | [ START WITH datetime_expr ] { NEXT datetime_expr
                                     | REPEAT INTERVAL interval_expr
                                     }
      }
NESTED TABLE
{ nested_item | COLUMN_VALUE }
[ substitutable_column_clause ]
[ LOCAL | GLOBAL ]
STORE AS storage_table
[ ( { (object_properties)
    | [ physical_properties ]
    | [ column_properties ]
    }...
  )
]
[ RETURN [ AS ] { LOCATOR | VALUE } ]
PARTITION partition [segment_attributes_clause]
{ INCLUDING | EXCLUDING } NEW VALUES
[ + | - ]
{ digit [ digit ]... [ . ] [ digit [ digit ]... ]
| . digit [ digit ]...
}
[ [ e | E ] [ + | - ] digit [ digit ]... ] [ f | F | d | D ]
+diskgroup_name.filenumber.incarnation_number
{ { column | attribute }
    [ DEFAULT expr ]
    [ { inline_constraint }...  | inline_ref_constraint ]
| { out_of_line_constraint
  | out_of_line_ref_constraint
  | supplemental_logging_props
  }
}
OF
   [ schema. ] object_type
   [ object_table_substitution ]
   [ (object_properties) ]
   [ ON COMMIT { DELETE | PRESERVE } ROWS ]
   [ OID_clause ]
   [ OID_index_clause ]
   [ physical_properties ]
   [ table_properties ]
   ;
[ NOT ] SUBSTITUTABLE AT ALL LEVELS
COLUMN column substitutable_column_clause
OF [ schema. ] type_name
{ WITH OBJECT IDENTIFIER
  { DEFAULT | ( attribute [, attribute ]... ) }
| UNDER [ schema. ] superview
}
[ ( { out_of_line_constraint
    | attribute { inline_constraint }...
    }  [, { out_of_line_constraint
          | attribute { inline_constraint }...
          }
       ]...
  )
]
OBJECT IDENTIFIER IS
{ SYSTEM GENERATED | PRIMARY KEY }
OIDINDEX [ index ]
({ physical_attributes_clause
 | TABLESPACE tablespace
 }...
)
[ STORE IN ( tablespace [, tablespace ]... ) ]
( PARTITION
    [ partition ]
    [ { segment_attributes_clause
      | key_compression
      }...
    ] [ UNUSABLE ] [ index_subpartition_clause ]
      [, PARTITION
           [ partition ]
           [ { segment_attributes_clause
             | key_compression
             }...
           ] [ UNUSABLE ] [ index_subpartition_clause ]
       ]...
)
{ STORE IN (tablespace[, tablespace ]...)
| (PARTITION [ partition ] [ TABLESPACE tablespace ] [ key_compression ] [ UNUSABLE ]
   [, PARTITION [ partition ] [ TABLESPACE tablespace ] [ key_compression ] [ UNUSABLE ]] ...
  )
}
( PARTITION
    [ partition ]
    [ { segment_attributes_clause
      | key_compression
      }...
    ] [ UNUSABLE ]
      [, PARTITION
           [ partition ]
           [ { segment_attributes_clause
             | key_compression
             }...
           ] [ UNUSABLE ]
      ]...
)
ON { [ schema. ] object
   | DIRECTORY directory_name
   | EDITION edition_name
   | MINING MODEL [schema.] mining_model_name
   | JAVA { SOURCE | RESOURCE } [ schema. ] object
   }
( PARTITION
    [ partition ]
    [ { segment_attributes_clause
      | key_compression
      }...
    ] [ UNUSABLE ]
      [, PARTITION
          [ partition ]
          [ { segment_attributes_clause
            | key_compression
            }...
          ] [ UNUSABLE ]
     ]...
)
ORDER [ SIBLINGS ] BY
{ expr | position | c_alias }
[ ASC | DESC ]
[ NULLS FIRST | NULLS LAST ]
  [, { expr | position | c_alias }
     [ ASC | DESC ]
     [ NULLS FIRST | NULLS LAST ]
  ]...
[ CONSTRAINT constraint_name ]
{ UNIQUE (column [, column ]...)
| PRIMARY KEY (column [, column ]...)
| FOREIGN KEY (column [, column ]...) references_clause
| CHECK (condition)
} [ constraint_state ]
PARTITION partition
  { nested_table_col_properties | LOB_storage_clause | varray_col_properties }
    [ nested_table_col_properties | LOB_storage_clause | varray_col_properties ]...
[ (SUBPARTITION subpartition
   { nested_table_col_properties | LOB_storage_clause | varray_col_properties }
     [ nested_table_col_properties | LOB_storage_clause | varray_col_properties
     ]...
  )
]
{ SCOPE FOR ({ ref_col | ref_attr })
    IS [ schema. ] scope_table
| REF ({ ref_col | ref_attr }) WITH ROWID
| [ CONSTRAINT constraint_name ] FOREIGN KEY
    ( { ref_col [, ref_col ] | ref_attr [, ref_attr ] } ) references_clause
    [ constraint_state ]
}
[ query_partition_clause ]
{ outer_join_type JOIN
| NATURAL [ outer_join_type ] JOIN
}
table_reference [ query_partition_clause ]
  [ ON condition
  | USING ( column [, column ]...)
  ]
{ FULL | LEFT | RIGHT } [ OUTER ]
{ NOPARALLEL | PARALLEL [ integer ] }
{ TABLESPACE tablespace [, tablespace ]...
| DATAFILE { 'filename' | filenumber }
             [, 'filename' | filenumber ]...
}
[ { physical_attributes_clause
  | logging_clause
  | allocate_extent_clause
  | deallocate_unused_clause
  | shrink_clause
  }...
]
[ OVERFLOW
  { physical_attributes_clause
  | logging_clause
  | allocate_extent_clause
  | deallocate_unused_clause
  }...
]
[ table_compression ]
[ { { LOB LOB_item | VARRAY varray } (modify_LOB_parameters) }...]
PARTITION partition | PARTITION FOR ( partition_key_value [, partition_key_value]... )
{ PARTITION (partition)
| PARTITION FOR (partition_key_value [, partition_key_value]...)
| SUBPARTITION (subpartition)
| SUBPARTITION FOR (subpartition_key_value [, subpartition_key_value]...)
}
PARTITION [ partition ] [ table_partition_description ]
[ { TABLESPACE tablespace
  | OVERFLOW [TABLESPACE tablespace]
  | table_compression
  | key_compression
  | LOB_partitioning_storage
  | VARRAY varray_item STORE AS [SECUREFILE | BASICFILE] LOB LOB_segname
  }...
]
{ { FAILED_LOGIN_ATTEMPTS
  | PASSWORD_LIFE_TIME
  | PASSWORD_REUSE_TIME
  | PASSWORD_REUSE_MAX
  | PASSWORD_LOCK_TIME
  | PASSWORD_GRACE_TIME
  }
  { expr | UNLIMITED | DEFAULT }
| PASSWORD_VERIFY_FUNCTION
  { function | NULL | DEFAULT }
}
TABLESPACE tablespace
  [ DATAFILE file_specification [, file_specification ]... ]
{ MINIMUM EXTENT size_clause
| BLOCKSIZE integer [ K ]
| logging_clause
| FORCE LOGGING
| ENCRYPTION tablespace_encryption_spec
| DEFAULT [ table_compression ]
  storage_clause
| { ONLINE | OFFLINE }
| extent_management_clause
| segment_management_clause
| flashback_mode_clause
}...
;
[ { PCTFREE integer
  | PCTUSED integer
  | INITRANS integer
  | storage_clause
  }...
]
{ [deferred_segment_creation] segment_attributes_clause [ table_compression ]
| [deferred_segment_creation] ORGANIZATION
  { HEAP [ segment_attributes_clause ] [ table_compression ]
  | INDEX [ segment_attributes_clause ] index_org_table_clause
  | EXTERNAL external_table_clause
  }
| CLUSTER cluster (column [, column ]...)
}
table_reference PIVOT [ XML ]
  ( aggregate_function ( expr ) [[AS] alias ]
      [, aggregate_function ( expr ) [[AS] alias ] ]...
    pivot_for_clause
    pivot_in_clause
  )
FOR { column
    | ( column [, column]... )
    }
IN ( { { { expr
         | ( expr [, expr]... )
         } [ [ AS] alias]
       }...
     | subquery
     | ANY [, ANY]...
     }
   )
{ GRANT CONNECT THROUGH { ENTERPRISE USERS | db_user_proxy db_user_proxy_clauses }
| REVOKE CONNECT THROUGH { ENTERPRISE USERS | db_user_proxy }}
search_string [ NAME disk_name ] [ SIZE size_clause ] [ FORCE | NOFORCE ]
ATTRIBUTE ( redundancy_clause striping_clause disk_region_clause )
SELECT
 [ hint ]
 [ { { DISTINCT | UNIQUE } | ALL } ]
select_list
  FROM { table_reference | join_clause | ( join_clause ) }
         [ , { table_reference | join_clause | (join_clause) } ] ...
  [ where_clause ]
  [ hierarchical_query_clause ]
  [ group_by_clause ]
  [ model_clause ]
PARTITION BY
  { value_expr[, value_expr ]...
  | ( value_expr[, value_expr ]... )
  }
{ query_name
| [ schema. ]
  { table [ partition_extension_clause
          | @ dblink
          ]
  | { view | materialized view } [ @ dblink ]
  } ["sample_clause"]
| (subquery [ subquery_restriction_clause ])
| table_collection_expression
}
QUIESCE RESTRICTED | UNQUIESCE
range_values_clause
table_partition_description
[ ( { range_subpartition_desc [, range_subpartition_desc] ...
    | list_subpartition_desc [, list_subpartition_desc] ...
    | individual_hash_subparts [, individual_hash_subparts] ...
    }
  ) | hash_subparts_by_quantity ]
PARTITION BY RANGE (column[, column ]...)
  [ INTERVAL expr [ STORE IN ( tablespace [, tablespace]...) ]]
( PARTITION [ partition ]
    range_values_clause table_partition_description
      [, PARTITION [ partition ]
        range_values_clause table_partition_description
      ]...
)
SUBPARTITION [subpartition] range_values_clause [partitioning_storage_clause]
VALUES LESS THAN
  ({ literal | MAXVALUE }
     [, { literal | MAXVALUE } ]...
  )
REBALANCE [POWER integer] [WAIT | NOWAIT]
REBUILD
  [ { PARTITION partition
    | SUBPARTITION subpartition
    }
  | { REVERSE | NOREVERSE }
  ]
  [ parallel_clause
  | TABLESPACE tablespace
  | PARAMETERS ( 'ODCI_parameters' )
  | XMLIndex_parameters_clause
  | ONLINE
  | physical_attributes_clause
  | key_compression
  | logging_clause
  ]...
{ MINIMIZE | NOMINIMIZE } RECORDS_PER_BLOCK
{ general_recovery
| managed_standby_recovery
| BEGIN BACKUP
| END BACKUP
}
[ 'filename | ASM_filename'
| ('filename | ASM_filename'
   [, 'filename | ASM_filename' ]...)
]
[ SIZE size_clause ]
[ BLOCKSIZE size_clause
[ REUSE ]
[ MIRROR | HIGH | UNPROTECTED ]
REFERENCE reference_spreadsheet_name ON (subquery) spreadsheet_column_clauses [ cell_reference_options ]
PARTITION [partition] [table_partition_description] )
PARTITION BY REFERENCE ( constraint ) [ (reference_partition_desc...) ]
REFERENCES [ schema. ] { object_table | view }
  [ (column [, column ]...) ]
  [ON DELETE { CASCADE | SET NULL } ]
  [ constraint_state ]
REGISTER [ OR REPLACE ] [ PHYSICAL | LOGICAL ] LOGFILE [ file_specification [, file_specification ]... [ FOR logminer_session_name ]
{ column_definition
| virtual_column_definition
| { out_of_line_constraint
  | out_of_line_ref_constraint
  | supplemental_logging_props
  }
}
  [, { column_definition
     | virtual_column_definition
     | { out_of_line_constraint
       | out_of_line_ref_constraint
       | supplemental_logging_props
       }
     }
  ]...
[ (relational_properties) ]
   [ ON COMMIT { DELETE | PRESERVE } ROWS ]
   [ physical_properties ]
   [ table_properties ]
   ;
RENAME COLUMN old_name TO new_name
RENAME
  { PARTITION partition | SUBPARTITION subpartition }
TO new_name
RENAME { partition_extended_name
       | subpartition_extended_name
       } TO new_name
RESIZE
{ ALL [ SIZE size_clause ]
| [QUORUM | REGULAR] DISK
   disk_name [ SIZE size_clause ]
   [, disk_name [ SIZE size_clause ] ]...
| DISKS IN [QUORUM | REGULAR] FAILGROUP
    failgroup_name [ SIZE size_clause ]
    [, failgroup_name [ SIZE size_clause ] ]...
}
{ { SESSIONS_PER_USER
  | CPU_PER_SESSION
  | CPU_PER_CALL
  | CONNECT_TIME
  | IDLE_TIME
  | LOGICAL_READS_PER_SESSION
  | LOGICAL_READS_PER_CALL
  | COMPOSITE_LIMIT
  }
  { integer | UNLIMITED | DEFAULT }
| PRIVATE_SGA
  { size_clause | UNLIMITED | DEFAULT }
}
RETURN { UPDATED | ALL } ROWS
{ RETURN | RETURNING } expr [, expr ]...
INTO data_item [, data_item ]...
{ object_privilege | ALL [ PRIVILEGES ] }
  [, { object_privilege | ALL [ PRIVILEGES ] } ]...
on_object_clause
FROM grantee_clause
[ CASCADE CONSTRAINTS | FORCE ]
{ system_privilege
| role
| ALL PRIVILEGES
}
  [, { system_privilege
     | role
     | ALL PRIVILEGES
     }
  ]...
FROM grantee_clause
{ START ROLLING MIGRATION TO 'ASM_version'
| STOP ROLLING MIGRATION
}
{ ROLLUP | CUBE } (grouping_expression_list)
[ schema. ] [ type. | package. ]
{ function | procedure | method }
[ @dblink_name ]
( [ argument [, argument ]... ] )
{ ENABLE | DISABLE } ROW MOVEMENT
SAMPLE [ BLOCK ]
       (sample_percent)
       [ SEED (seed_value) ]
{ SCOPE FOR
  ({ ref_column | ref_attribute })
  IS [ schema. ] { scope_table_name | c_alias }
}
  [, SCOPE FOR
     ({ ref_column | ref_attribute })
     IS [ schema. ] { scope_table_name | c_alias }
  ]...
{ SEARCH
        { DEPTH FIRST BY c_alias [, c_alias]...
            [ ASC | DESC ]
            [ NULLS FIRST | NULLS LAST ]
         | BREADTH FIRST BY c_alias [, c_alias]...
            [ ASC | DESC ]
            [ NULLS FIRST | NULLS LAST ]
        }
        SET ordering_column
}
{ WHEN condition THEN return_expr }...
GUARD { ALL | STANDBY | NONE }
{ { ENABLE | DISABLE } RESTRICTED SESSION
  | SET ENCRYPTION WALLET OPEN
    IDENTIFIED BY { "wallet_password" | "HSM_auth_string" }
  | SET ENCRYPTION WALLET CLOSE
    [ IDENTIFIED BY { "wallet_password" | "HSM_auth_string" } ]
  | set_encryption_key
}
{ physical_attributes_clause
| TABLESPACE tablespace
| logging_clause
}...
SEGMENT SPACE MANAGEMENT { AUTO | MANUAL }
{ [t_alias.] *
| { query_name.*
  | [ schema. ]
    { table | view | materialized view } .*
  | expr [ [ AS ] c_alias ]
  }
    [, { query_name.*
       | [ schema. ]
         { table | view | materialized view } .*
       | expr [ [ AS ] c_alias ]
       }
    ]...
}
{ SET ENCRYPTION KEY
  {
    [ "certificate_id" ] IDENTIFIED BY "wallet_password"
    |
    IDENTIFIED BY "HSM_auth_string" [ MIGRATE USING "wallet_password" ]
  }
}
parameter_name =
   parameter_value [, parameter_value ]...
   [ COMMENT = string ]
   [ DEFERRED ]
   [ { SCOPE = { MEMORY | SPFILE | BOTH }
     | SID = { 'sid' | '*' }
     }...
   ]
SET SUBPARTITION TEMPLATE
   { ( range_subpartition_desc [, range_subpartition_desc]... )
   | ( list_subpartition_desc [, list_subpartition_desc]... )
   | hash_subpartition_quantity
   }
SET TIME_ZONE =
   '{ { + | - } hh : mi | time_zone_region }'
SHRINK SPACE [ COMPACT ] [ CASCADE ]
SHUTDOWN [ IMMEDIATE ] dispatcher_name
expr
  { WHEN comparison_expr THEN return_expr }...
FOR dimension_column
  { IN ( { literal [, literal ]...
         | subquery
         }
       )
  | [ LIKE pattern ] FROM literal TO literal
      { INCREMENT | DECREMENT } literal
  }
insert_into_clause
{ values_clause [ returning_clause ]
| subquery 
} [ error_logging_clause ]
integer [ K | M | G | T | P | E ]
SPLIT PARTITION partition_name_old
   AT (literal [, literal ]...)
   [ INTO (index_partition_description,
           index_partition_description
          )
   ]
   [ parallel_clause ]
NESTED TABLE column INTO
  ( PARTITION partition [segment_attributes_clause],
    PARTITION partition [segment_attributes_clause] [split_nested_table_part]
  ) [ split_nested_table_part ]
SPLIT partition_extended_name
  { AT (literal [, literal]... )
    [ INTO ( range_partition_desc, range_partition_desc ) ]
  | VALUES (literal [, literal] ... )
    [ INTO (list_partition_desc, list_partition_desc ) ]
  } [ split_nested_table_part]
    [ dependent_tables_clause ]
    [ update_index_clauses ]
    [ parallel_clause ]
SPLIT subpartition_extended_name
  { AT ( literal [, literal]... )
    [ INTO (range_subpartition_desc, range_subpartition_desc) ]
  | VALUES ({ literal | NULL  [, literal | NULL ]...})
    [ INTO (list_subpartition_desc, list_subpartition_desc) ]
  } [ dependent_tables_clause ]
    [ update_index_clauses ]
    [ parallel_clause ]
[+ | -] days hours : minutes : seconds [. frac_secs ]
{ activate_standby_db_clause
| maximize_standby_db_clause
| register_logfile_clause
| commit_switchover_clause
| start_standby_clause
| stop_standby_clause
| convert_database_clause
} [ parallel_clause ]
START LOGICAL STANDBY APPLY
[ IMMEDIATE ]
[ NODELAY ]
[ NEW PRIMARY dblink
| INITIAL [ scn_value ]
| { SKIP FAILED TRANSACTION | FINISH }
]
{ MOUNT [ { STANDBY | CLONE } DATABASE ]
| OPEN
  { [ READ WRITE ]
      [ RESETLOGS | NORESETLOGS ]
        [ UPGRADE | DOWNGRADE ]
  | READ ONLY
  }
}
{ SI_StillImage
| SI_AverageColor
| SI_PositionalColor
| SI_ColorHistogram
| SI_Texture
| SI_FeatureList
| SI_Color
}
{ STOP | ABORT } LOGICAL STANDBY APPLY
STORAGE
({ INITIAL size_clause
 | NEXT size_clause
 | MINEXTENTS integer
 | MAXEXTENTS { integer | UNLIMITED }
 | maxsize_clause
 | PCTINCREASE integer
 | FREELISTS integer
 | FREELIST GROUPS integer
 | OPTIMAL [ size_clause | NULL ]
 | BUFFER_POOL { KEEP | RECYCLE | DEFAULT }
 | FLASH_CACHE { KEEP | NONE | DEFAULT }
 | ENCRYPT
 } ...
)
WITH {SYSTEM | USER} MANAGED STORAGE TABLES
[ {N | n} ]
{ '[ c ]...'
| { Q | q } 'quote_delimiter c [ c ]... quote_delimiter'
}
[ FINE | COARSE ]
SUBPARTITION BY HASH (column [, column ]...)
   [ SUBPARTITIONS integer
        [ STORE IN (tablespace [, tablespace ]...) ]
   | subpartition_template
   ]
SUBPARTITION BY LIST (column) [ subpartition_template ]
SUBPARTITION BY RANGE ( column [, column]... ) [subpartition_template]
SUBPARTITION subpartition | SUBPARTITION FOR ( subpartition_key_value [, subpartition_key_value]... )
SUBPARTITION TEMPLATE
  ( { range_subpartition_desc [, range_subpartition_desc] ...
    | list_subpartition_desc [, list_subpartition_desc] ...
    | individual_hash_subparts [, individual_hash_subparts] ...
    }
  ) | hash_subpartition_quantity
{ query_block
| subquery { UNION [ALL] | INTERSECT | MINUS } subquery
    [ { UNION [ALL] | INTERSECT | MINUS } subquery ]...
| ( subquery )
} [ order_by_clause ]
WITH query_name ([c_alias [, c_alias]...]) AS (subquery) [search_clause ] [cycle_clause] [, query_name ([c_alias [, c_alias]...]) AS (subquery) [search_clause] [cycle_clause]]...
WITH { READ ONLY
     | CHECK OPTION 
     } [ CONSTRAINT constraint ]
{ [ ELEMENT ] IS OF [ TYPE ] ( [ONLY] type)
| [ NOT ] SUBSTITUTABLE AT ALL LEVELS
}
{ ADD | DROP } SUPPLEMENTAL LOG
{ DATA
| supplemental_id_key_clause
| supplemental_plsql_clause
}
DATA
( { ALL | PRIMARY KEY | UNIQUE | FOREIGN KEY }
    [, { ALL | PRIMARY KEY | UNIQUE | FOREIGN KEY } ]...
)
COLUMNS
GROUP log_group (column [ NO LOG ] [, column [ NO LOG ] ]...) [ ALWAYS ]
SUPPLEMENTAL LOG { supplemental_log_grp_clause
                 | supplemental_id_key_clause
                 }
DATA FOR PROCEDURAL REPLICATION
{ ADD SUPPLEMENTAL LOG
  { supplemental_log_grp_clause | supplemental_id_key_clause }
    [, SUPPLEMENTAL LOG
       { supplemental_log_grp_clause | supplemental_id_key_clause }
    ]...
| DROP SUPPLEMENTAL LOG
  { supplemental_id_key_clause | GROUP log_group }
    [, SUPPLEMENTAL LOG
       { supplemental_id_key_clause | GROUP log_group }
    ]...
}
SWITCH ALL LOGFILES TO BLOCKSIZE integer
PARTITION BY SYSTEM [ PARTITIONS integer
                    | reference_partition_desc
                       [, reference_partition_desc ...]
                    ]
TABLE (collection_expression) [ (+) ]
{ COMPRESS [ BASIC
           | FOR { OLTP
                 | { QUERY | ARCHIVE } [ LOW | HIGH ]
                 }
           ]
| NOCOMPRESS 
}
[ schema. ] table [ t_alias ] (index_expr [ ASC | DESC ] [, index_expr [ ASC | DESC ] ]...) [ index_properties ]
[ deferred_segment_creation ]
[ segment_attributes_clause ]
[ table_compression | key_compression ]
[ OVERFLOW [ segment_attributes_clause ] ]
[ { LOB_storage_clause
  | varray_col_properties
  | nested_table_col_properties
  }...
]
Note:
You can specifydeferred_segment_creation in this clause starting with Oracle Database 11g Release 2 (11.2.0.2).{ range_partitions
| hash_partitions
| list_partitions
| reference_partitioning
| composite_range_partitions
| composite_hash_partitions
| composite_list_partitions
| system_partitioning
}
[ column_properties ]
[ table_partitioning_clauses ]
[ CACHE | NOCACHE ]
[ RESULT_CACHE ( MODE {DEFAULT | FORCE } ) ] 
[ parallel_clause ]
[ ROWDEPENDENCIES | NOROWDEPENDENCIES ]
[ enable_disable_clause ]...
[ row_movement_clause ]
[ flashback_archive_clause ]
[ AS subquery ]
{ ONLY (query_table_expression)
| query_table_expression [ pivot_clause | unpivot_clause ]
} [ flashback_query_clause ]
  [ t_alias ]
{ EXTENT MANAGEMENT LOCAL
| DATAFILE file_specification [, file_specification ]...
| SYSAUX DATAFILE file_specification [, file_specification ]...
| default_tablespace
| default_temp_tablespace
| undo_tablespace
}
[ USING 'encrypt_algorithm' ]
TABLESPACE GROUP { tablespace_group_name | '' }
{ logging_clause
| [ NO ] FORCE LOGGING
}
RETENTION { GUARANTEE | NOGUARANTEE }
{ { ONLINE
  | OFFLINE [ NORMAL | TEMPORARY | IMMEDIATE ]
  }
  | READ { ONLY | WRITE }
  | { PERMANENT | TEMPORARY }
}
TEMPORARY TABLESPACE tablespace [ TEMPFILE file_specification [, file_specification ]... ] [ tablespace_group_clause ] [ extent_management_clause ]
DROP AFTER integer { M | H }
TRACE [ AS 'filename' [ REUSE ] ] [ RESETLOGS | NORESETLOGS ]
TRUNCATE { partition_extended_name
         | subpartition_extended_name
         }
   [ { DROP [ ALL ] | REUSE } STORAGE ]
   [ update_index_clauses [ parallel_clause ] ]
Note:
You can specify theALL keyword in this clause starting with Oracle Database 11g Release 2 (11.2.0.2).[ BIGFILE | SMALLFILE ] UNDO TABLESPACE tablespace [ TABLESPACE file_specification [, file_specification ]...]
UNDO TABLESPACE tablespace [ DATAFILE file_specification [, file_specification ]... ] [ extent_management_clause ] [ tablespace_retention_clause ]
UNDROP DISKS
table_reference UNPIVOT [ {INCLUDE | EXCLUDE} NULLS ]
( { column | ( column [, column]... ) }
  pivot_for_clause
  unpivot_in_clause
)
IN
( { column | ( column [, column]... ) }
      [  AS { literal | ( literal [, literal]... ) } ]
        [, { column | ( column [, column]... ) }
          [  AS {literal | ( literal [, literal]... ) } ]
        ]...
)
UPDATE INDEXES
   [ (index ( update_index_partition
            | update_index_subpartition
            )
       [, (index ( update_index_partition
                 | update_index_subpartition
                 )
          )
       ]...
     )
{ UPDATE | INVALIDATE } GLOBAL INDEXES
{ update_global_index_clause
| update_all_indexes_clause
}
index_partition_description
     [ index_subpartition_clause ]
[, index_partition_description
      [ index_subpartition_clause ] ...
SUBPARTITION [ subpartition ]
   [ TABLESPACE tablespace ]
[, SUBPARTITION [ subpartition ]
      [ TABLESPACE tablespace ]
]...
SET
{ { (column [, column ]...) = (subquery)
  | column = { expr | (subquery) | DEFAULT }
  }
     [, { (column [, column]...) = (subquery)
        | column = { expr | (subquery) | DEFAULT }
        }
     ]...
| VALUE (t_alias) = { expr | (subquery) }
}
UPGRADE [ [NOT ] INCLUDING DATA ] [ column_properties ]
{ ADD USER user [, user]...
| DROP USER user [, user]... [CASCADE]
}
{ ADD USERGROUP usergroup WITH MEMBER user [, user]...
| MODIFY USERGROUP usergroup { ADD | DROP } MEMBER user [, user]...
| DROP USERGROUP usergroup 
}
USING [ schema. ] [ package. | type. ] function_name
USING INDEX
  { [ schema. ] index
  | (create_index_statement)
  | index_properties
  }
USING { [ schema. ] statistics_type | NULL }
USING [ schema. ] implementation_type [ array_DML_clause ]
{ VALIDATE REF UPDATE [ SET DANGLING TO NULL ]
| VALIDATE STRUCTURE
     [ CASCADE { FAST | COMPLETE { OFFLINE | ONLINE } [ into_clause ] } ]
}
VALUES ({ expr | DEFAULT }
          [, { expr | DEFAULT } ]...
       )
VARRAY varray_item 
{ [ substitutable_column_clause ] varray_storage_clause
| substitutable_column_clause
}
STORE AS [SECUREFILE | BASICFILE] LOB
{ [LOB_segname] ( LOB_storage_parameters )
| LOB_segname
}
column [datatype] [GENERATED ALWAYS] AS (column_expression) [VIRTUAL] [ inline_constraint [inline_constraint]... ]
WHERE condition
{ ROWS | RANGE }
{ BETWEEN
  { UNBOUNDED PRECEDING
  | CURRENT ROW
  | value_expr { PRECEDING | FOLLOWING }
  } 
  AND
  { UNBOUNDED FOLLOWING
  | CURRENT ROW
  | value_expr { PRECEDING | FOLLOWING }
  }
| { UNBOUNDED PRECEDING
  | CURRENT ROW
  | value_expr PRECEDING
  }
}
XMLATTRIBUTES
  [ ENTITYESCAPING | NOENTITYESCAPING ]
  [ SCHEMACHECK | NOSCHEMACHECK ]
value_expr [ { [AS] c_alias } | { AS EVALNAME value_expr } ]
  [, value_expr [ { [AS] c_alias } | { AS EVALNAME value_expr } ]
  ]...
XMLNAMESPACES
  ( [ string AS identifier ]
      [ [, string AS identifier ]
      ]... 
    [ DEFAULT string ]
  )
PASSING [ BY VALUE ] 
    expr [ AS identifier ]
      [, expr [ AS identifier ] 
      ]...
column
     { FOR ORDINALITY 
     | datatype [ PATH string ] [ DEFAULT expr ]
     }
[XDB.] XMLINDEX [ local_XMLIndex_clause ]
                [ parallel_clause ]
  [ XMLIndex_parameters_clause ]
[ XMLSCHEMA XMLSchema_URL ]
ELEMENT { element | XMLSchema_URL # element }
  [ ALLOW { ANYSCHEMA | NONSCHEMA } ]
  [ DISALLOW { ANYSCHEMA | NONSCHEMA } ]
[ XML_passing_clause ] [ COLUMNS XML_table_column [, XML_table_column]...]
XMLTYPE [ COLUMN ] column [ XMLType_storage ] [ XMLSchema_spec ]
STORE
{ AS
{ OBJECT RELATIONAL
| [SECUREFILE | BASICFILE]
  { CLOB | BINARY XML }
    [ { LOB_segname [ (LOB_parameters) ]
      | (LOB_parameters)
      }
    ]
}
| { ALL VARRAYS AS { LOBS | TABLES } }
}
OF XMLTYPE
  [ (oject_properties) ]
  [ XMLTYPE XMLType_storage ]
  [ XMLSchema_spec ]
  [ XMLType_virtual_columns ]
  [ ON COMMIT { DELETE | PRESERVE } ROWS ]
  [ OID_clause ]
  [ OID_index_clause ]
  [ physical_properties ]
  [ table_properties ]
OF XMLTYPE [ XMLSchema_spec ]
WITH OBJECT IDENTIFIER
  { DEFAULT | ( expr [, expr ]...) }
VIRTUAL COLUMNS ( column AS (expr) [, column AS (expr) ]... )
[-] P [ years Y ] [months M] [days D] [T [hours H] [minutes M] [seconds [. frac_secs] S ] ]