org.apache.hadoop.hive.metastore.txn.jdbc.commands

Class InsertCompactionRequestCommand

java.lang.Object

org.apache.hadoop.hive.metastore.txn.jdbc.commands.InsertCompactionRequestCommand

All Implemented Interfaces:

ParameterizedCommand, ParameterizedQuery

public class InsertCompactionRequestCommand
extends Object
implements ParameterizedCommand

Field Summary

Fields inherited from interface org.apache.hadoop.hive.metastore.txn.jdbc.ParameterizedCommand

AT_LEAST_ONE_ROW, EXACTLY_ONE_ROW

Constructor Summary

Constructors

Constructor and Description
InsertCompactionRequestCommand(long id, CompactionState compactionState, CompactionRequest rqst)

Method Summary

Modifier and Type	Method and Description
String	getParameterizedQueryString(DatabaseProduct databaseProduct) The parameterized query string.
org.springframework.jdbc.core.namedparam.SqlParameterSource	getQueryParameters() An SqlParameterSource instance containing the required parameters for the query string.
Function<Integer,Boolean>	resultPolicy()
InsertCompactionRequestCommand	withTxnDetails(long highestWriteId, long txnId)

Methods inherited from class java.lang.Object

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

Constructor Detail

InsertCompactionRequestCommand

public InsertCompactionRequestCommand(long id,
                                      CompactionState compactionState,
                                      CompactionRequest rqst)

Method Detail

withTxnDetails

public InsertCompactionRequestCommand withTxnDetails(long highestWriteId,
                                                     long txnId)

resultPolicy

public Function<Integer,Boolean> resultPolicy()

Specified by:

resultPolicy in interface ParameterizedCommand

Returns:

Returns the result policy to be used to validate the number of affected rows.

getParameterizedQueryString

public String getParameterizedQueryString(DatabaseProduct databaseProduct)
                                   throws MetaException

Description copied from interface: ParameterizedQuery

The parameterized query string. It is allowed if the query has no parameters at all.

Specified by:

getParameterizedQueryString in interface ParameterizedQuery

Parameters:

databaseProduct - A DatabaseProduct instance representing the type of the underlying HMS dabatabe.

Returns:

Returns the parameterized query string.

Throws:

MetaException - Thrown if the query string cannot be assembled.

getQueryParameters

public org.springframework.jdbc.core.namedparam.SqlParameterSource getQueryParameters()

Description copied from interface: ParameterizedQuery

An SqlParameterSource instance containing the required parameters for the query string. If the query is not parameterized, this method can either return null or an empty SqlParameterSource.

Specified by:

getQueryParameters in interface ParameterizedQuery

Returns:

Returns the SqlParameterSource containing the parameters for the query.