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| Class Summary | |
|---|---|
| CastLineageSetter | Find uid lineage information. |
| ColumnAliasConversionVisitor | Logical plan visitor which will convert all column alias references to column indexes, using the underlying anonymous expression plan visitor. |
| DanglingNestedNodeRemover | |
| DuplicateForEachColumnRewriteVisitor | |
| ImplicitSplitInsertVisitor | |
| InputOutputFileValidatorVisitor | |
| LineageFindRelVisitor | Create mapping between uid and Load FuncSpec when the LogicalExpression associated with it is known to hold an unmodified element of data returned by the load function. |
| ProjectStarExpander | A visitor to walk operators that contain a nested plan and translate project( * ) operators to a list of projection operators, i.e., project( * ) -> project(0), project(1), ... |
| ProjectStarExpanderUtil | Util function(s) for project-(star/range) expansion |
| ProjStarInUdfExpander | Expand project-star or project-range when used as udf argument. |
| ResetProjectionAttachedRelationalOpVisitor | |
| ScalarVariableValidator | This validator checks the correctness of use of scalar variables in logical operators. |
| ScalarVariableValidator.ProjectFinder | |
| ScalarVisitor | Logical plan visitor which handles scalar projections. |
| SchemaAliasVisitor | |
| SortInfoSetter | |
| StoreAliasSetter | |
| TypeCheckingExpVisitor | |
| TypeCheckingRelVisitor | |
| UDFFinder | |
| UnionOnSchemaSetter | A visitor that modifies the logical plan (if necessary) for union-onschema functionality. |
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