io.prestosql.plugin.hive.metastore.glue

Class GlueExpressionUtil

java.lang.Object

io.prestosql.plugin.hive.metastore.glue.GlueExpressionUtil

public final class GlueExpressionUtil
extends Object

Method Summary

Modifier and Type	Method and Description
static String	buildGlueExpression(List<Column> partitionKeys, List<String> partitionValues) Build an expression string used for partition filtering in GetPartitionsRequest

Methods inherited from class java.lang.Object

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

Method Detail

buildGlueExpression

public static String buildGlueExpression(List<Column> partitionKeys,
                                         List<String> partitionValues)

Build an expression string used for partition filtering in GetPartitionsRequest

 Ex: partition keys: ['a', 'b']
     partition values: ['1', '2']
     expression: (a='1') AND (b='2')

 Partial specification ex:
      partition values: ['', '2']
      expression: (b='2')
 

Parameters:

partitionKeys - List of partition keys to filter on

partitionValues - Full or partial list of partition values to filter on. Keys without filter should be empty string.