org.apache.hadoop.hive.metastore.cache

Class CacheUtils

java.lang.Object

org.apache.hadoop.hive.metastore.cache.CacheUtils

public class CacheUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
CacheUtils()

Method Summary

Modifier and Type	Method and Description
static String	buildCatalogKey(String catName)
static String	buildDbKey(String catName, String dbName)
static String	buildPartitionCacheKey(List<String> partVals) Builds a key for the partition cache which is concatenation of partition values, each value separated by a delimiter
static String	buildPartitonColStatsCacheKey(List<String> partVals, String colName) Builds a key for the partitions column cache which is concatenation of partition values, each value separated by a delimiter and the column name
static String	buildTableColKey(String catName, String dbName, String tableName, String colName)
static String	buildTableKey(String catName, String dbName, String tableName)
static boolean	matches(String name, String pattern)
static String[]	splitDbName(String key)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

CacheUtils

public CacheUtils()

Method Detail

buildCatalogKey

public static String buildCatalogKey(String catName)

buildDbKey

public static String buildDbKey(String catName,
                                String dbName)

buildPartitionCacheKey

public static String buildPartitionCacheKey(List<String> partVals)

Builds a key for the partition cache which is concatenation of partition values, each value separated by a delimiter

buildTableKey

public static String buildTableKey(String catName,
                                   String dbName,
                                   String tableName)

buildTableColKey

public static String buildTableColKey(String catName,
                                      String dbName,
                                      String tableName,
                                      String colName)

splitDbName

public static String[] splitDbName(String key)

buildPartitonColStatsCacheKey

public static String buildPartitonColStatsCacheKey(List<String> partVals,
                                                   String colName)

Builds a key for the partitions column cache which is concatenation of partition values, each value separated by a delimiter and the column name

matches

public static boolean matches(String name,
                              String pattern)