Package com.amazonaws.athena.connectors.gcs.filter

Class FilterExpressionBuilder

java.lang.Object

com.amazonaws.athena.connectors.gcs.filter.FilterExpressionBuilder

public class FilterExpressionBuilder
extends Object

This class is used to build Filter Expression to handle the constraints on partition folder

Method Summary

Modifier and Type	Method	Description
static Map<String,Optional<Set<String>>>	getConstraintsForPartitionedColumns(List<com.amazonaws.services.glue.model.Column> partitionColumns, Constraints constraints)	Prepares the expressions based on the provided arguments.

Methods inherited from class java.lang.Object

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

Method Detail

getConstraintsForPartitionedColumns

public static Map<String,Optional<Set<String>>> getConstraintsForPartitionedColumns(List<com.amazonaws.services.glue.model.Column> partitionColumns,
                                                                                          Constraints constraints)

Prepares the expressions based on the provided arguments.

Parameters:

partitionColumns - partition columns from the Glue table

constraints - An instance of Constraints that is a summary of where clauses (if any)

Returns:

A map of column names to its value constraint set.