Package com.sap.cds.jdbc.hana

Class HanaStatementResolver

java.lang.Object

com.sap.cds.jdbc.hana.HanaStatementResolver

All Implemented Interfaces:

StatementResolver

public class HanaStatementResolver
extends Object
implements StatementResolver

Constructor Summary

Constructors

Constructor	Description
HanaStatementResolver(DataStoreConfiguration dataStoreConfiguration, int majorVersion, boolean optimizeForHexEngine)

Method Summary

Modifier and Type	Method	Description
Optional<String>	collate(CqnSortSpecification o, Locale locale)
Optional<String>	hints(Map<String,Object> hints)
String	lockMode(CqnLock.Mode mode)
CqnSelect	preOptimize(CqnSelect select)
Optional<String>	statementWideCollation(CqnSelect select, Locale locale)
boolean	supportsStatementWideCollation()
Optional<String>	timeoutClause(int timeoutSeconds)
String	upsert(String table, Stream<String> keyColumns, Stream<String> upsertColumns, Stream<String> upsertValues)	HANA Upsert: Updates rows in a table or inserts new rows.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.sap.cds.jdbc.spi.StatementResolver

collate, deleteAll, lockClause

Constructor Details

HanaStatementResolver

public HanaStatementResolver(DataStoreConfiguration dataStoreConfiguration,
 int majorVersion,
 boolean optimizeForHexEngine)

Method Details

collate

public Optional<String> collate(CqnSortSpecification o,
 Locale locale)

Specified by:

collate in interface StatementResolver

statementWideCollation

public Optional<String> statementWideCollation(CqnSelect select,
 Locale locale)

Specified by:

statementWideCollation in interface StatementResolver

supportsStatementWideCollation

public boolean supportsStatementWideCollation()

Specified by:

supportsStatementWideCollation in interface StatementResolver

upsert

public String upsert(String table,
 Stream<String> keyColumns,
 Stream<String> upsertColumns,
 Stream<String> upsertValues)

HANA Upsert: Updates rows in a table or inserts new rows. https://help.sap.com/docs/HANA_SERVICE_CF/7c78579ce9b14a669c1f3295b0d8ca16/ea8b6773be584203bcd99da76844c5ed.html

Specified by:

upsert in interface StatementResolver

lockMode

public String lockMode(CqnLock.Mode mode)

Specified by:

lockMode in interface StatementResolver

timeoutClause

public Optional<String> timeoutClause(int timeoutSeconds)

Specified by:

timeoutClause in interface StatementResolver

hints

public Optional<String> hints(Map<String,Object> hints)

Specified by:

hints in interface StatementResolver

preOptimize

public CqnSelect preOptimize(CqnSelect select)

Specified by:

preOptimize in interface StatementResolver