Package com.sap.cds.jdbc.hana

Class HanaStatementResolver

java.lang.Object

com.sap.cds.jdbc.generic.GenericStatementResolver

com.sap.cds.jdbc.hana.HanaStatementResolver

All Implemented Interfaces:

StatementResolver

public class HanaStatementResolver
extends GenericStatementResolver

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
Select<?>	applyTransformations(CdsModel model, Select<?> select)
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)

statementWideCollation

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

supportsStatementWideCollation

public boolean supportsStatementWideCollation()

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

lockMode

public String lockMode(CqnLock.Mode mode)

timeoutClause

public Optional<String> timeoutClause(int timeoutSeconds)

hints

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

preOptimize

public CqnSelect preOptimize(CqnSelect select)

applyTransformations

public Select<?> applyTransformations(CdsModel model,
 Select<?> select)

Specified by:

applyTransformations in interface StatementResolver

Overrides:

applyTransformations in class GenericStatementResolver