Package com.google.cloud.spanner.connection

Class SpannerStatementParser

java.lang.Object

com.google.cloud.spanner.connection.AbstractStatementParser

com.google.cloud.spanner.connection.SpannerStatementParser

@InternalApi
public class SpannerStatementParser
extends AbstractStatementParser

Nested Class Summary

Nested classes/interfaces inherited from class com.google.cloud.spanner.connection.AbstractStatementParser

AbstractStatementParser.ParametersInfo, AbstractStatementParser.ParsedStatement, AbstractStatementParser.StatementType

Constructor Summary

Constructors

Constructor	Description
SpannerStatementParser()

Method Summary

Modifier and Type	Method	Description
protected boolean	checkReturningClauseInternal(String rawSql)	Checks if the given SQL string contains a Returning clause.
protected boolean	supportsExplain()	Indicates whether the parser supports the EXPLAIN clause.

Methods inherited from class com.google.cloud.spanner.connection.AbstractStatementParser

checkReturningClause, convertPositionalParametersToNamedParameters, getInstance, isDdlStatement, isQuery, isUpdateStatement, parse, removeCommentsAndTrim

Methods inherited from class java.lang.Object

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

Constructor Details

SpannerStatementParser

public SpannerStatementParser()
                       throws com.google.cloud.spanner.connection.ClientSideStatementImpl.CompileException

Throws:

com.google.cloud.spanner.connection.ClientSideStatementImpl.CompileException

Method Details

supportsExplain

protected boolean supportsExplain()

Indicates whether the parser supports the EXPLAIN clause. The Spanner parser does support it.

Specified by:

supportsExplain in class AbstractStatementParser

checkReturningClauseInternal

@InternalApi
protected boolean checkReturningClauseInternal(String rawSql)

Description copied from class: AbstractStatementParser

Checks if the given SQL string contains a Returning clause. This method is used only in case of a DML statement.

Specified by:

checkReturningClauseInternal in class AbstractStatementParser

Parameters:

rawSql - The sql string without comments that has to be evaluated.

Returns:

A boolean indicating whether the sql string has a Returning clause or not.