Package com.alibaba.druid.sql.parser

Class SQLSelectParser

java.lang.Object

com.alibaba.druid.sql.parser.SQLParser

com.alibaba.druid.sql.parser.SQLSelectParser

Direct Known Subclasses:

BigQuerySelectParser, CKSelectParser, DB2SelectParser, H2SelectParser, HiveSelectParser, InformixSelectParser, MySqlSelectIntoParser, MySqlSelectParser, OdpsSelectParser, OracleSelectParser, OscarSelectParser, PGSelectParser, PrestoSelectParser, SQLServerSelectParser, StarRocksSelectParser, TDSelectParser

public class SQLSelectParser
extends SQLParser

Field Summary

Fields

Modifier and Type	Field	Description
protected SQLExprParser	exprParser
protected SQLSelectListCache	selectListCache

Fields inherited from class com.alibaba.druid.sql.parser.SQLParser

dbType, lexer

Constructor Summary

Constructors

Constructor	Description
SQLSelectParser(Lexer lexer)
SQLSelectParser(SQLExprParser exprParser)
SQLSelectParser(SQLExprParser exprParser, SQLSelectListCache selectListCache)
SQLSelectParser(String sql)

Method Summary

Modifier and Type	Method	Description
void	acceptKeyword(String ident)
protected void	afterParseFetchClause(SQLSelectQueryBlock queryBlock)
protected void	afterParseLimitClause(SQLSelectQueryBlock queryBlock)
protected SQLSelectQueryBlock	createSelectQueryBlock()
protected SQLUnionQuery	createSQLUnionQuery()
SQLExpr	expr()
protected List<String>	getReturningFunctions()
protected SQLExprTableSource	getTableSource()
protected void	parseAfterOrderBy(SQLSelectQueryBlock queryBlock)
void	parseAfterTableSourceRest(SQLTableSource tableSource)
protected void	parseBeforeSelectList(SQLSelectQueryBlock queryBlock)
void	parseFetchClause(SQLSelectQueryBlock queryBlock)
void	parseFrom(SQLSelectQueryBlock queryBlock)
protected SQLTableSource	parseGeneratedTableSource()
void	parseGroupBy(SQLSelectQueryBlock queryBlock)
protected SQLExpr	parseGroupByItem()
protected void	parseHierachical(SQLSelectQueryBlock queryBlock)
protected void	parseJoinHint(SQLJoinTableSource join)
protected SQLTableSource	parseLateralView(SQLTableSource tableSource)
void	parseLateralViewAs(SQLLateralViewTableSource lateralViewTabSrc)
SQLOrderBy	parseOrderBy()
protected void	parseOrderByWith(SQLSelectGroupByClause groupBy, SQLSelectQueryBlock queryBlock)
protected void	parsePivot(SQLTableSource tableSource)
protected void	parsePivotIn(SQLObjectImpl parent, List<SQLSelectItem> items)
protected void	parseSelectList(SQLSelectQueryBlock queryBlock)
protected boolean	parseSelectListFromError()
protected void	parseSortBy(SQLSelectQueryBlock queryBlock)
SQLTableSource	parseTableSource()
SQLTableSource	parseTableSource(boolean forFrom)
protected void	parseTableSourceQueryTableExpr(SQLExprTableSource tableReference)
SQLTableSource	parseTableSourceRest(SQLTableSource tableSource)
void	parseTableSourceSample(SQLTableSource tableSource)
void	parseTableSourceSampleHive(SQLTableSource tableSource)
protected void	parseTop(SQLSelectQueryBlock x)
protected SQLTableSource	parseUnnestTableSource()
SQLValuesTableSource	parseValues()
void	parseWhere(SQLSelectQueryBlock queryBlock)
protected void	parseWindow(SQLSelectQueryBlock queryBlock)
SQLWithSubqueryClause	parseWith()
protected SQLTableSource	primaryTableSourceRest(SQLTableSource tableSource)
protected void	qualify(SQLSelectQueryBlock queryBlock)
SQLSelectQuery	query()
SQLSelectQuery	query(SQLObject parent)
SQLSelectQuery	query(SQLObject parent, boolean acceptUnion)
protected void	queryBefore(SQLSelectQueryBlock x)
SQLSelectQuery	queryRest(SQLSelectQuery selectQuery)
SQLSelectQuery	queryRest(SQLSelectQuery selectQuery, boolean acceptUnion)
protected void	querySelectListBefore(SQLSelectQueryBlock x)
SQLSelect	select()
SQLUnionQuery	unionRest(SQLUnionQuery union)
protected SQLSelectQuery	valuesQuery(boolean acceptUnion)
protected void	withSubquery(SQLSelect select)

Methods inherited from class com.alibaba.druid.sql.parser.SQLParser

accept, acceptIdentifier, acceptIdentifier, acceptInteger, alias, as, config, dialectFeatureEnabled, getDbType, getLexer, getTimeZone, identifierEquals, isEnabled, match, newCreateStatement, printError, setErrorEndPos, setTimeZone, tableAlias, tableAlias

Methods inherited from class java.lang.Object

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

Field Detail

exprParser

protected SQLExprParser exprParser

selectListCache

protected SQLSelectListCache selectListCache

Constructor Detail

SQLSelectParser

public SQLSelectParser(String sql)

SQLSelectParser

public SQLSelectParser(Lexer lexer)

SQLSelectParser

public SQLSelectParser(SQLExprParser exprParser)

SQLSelectParser

public SQLSelectParser(SQLExprParser exprParser,
                       SQLSelectListCache selectListCache)

Method Detail

select

public SQLSelect select()

afterParseFetchClause

protected void afterParseFetchClause(SQLSelectQueryBlock queryBlock)

afterParseLimitClause

protected void afterParseLimitClause(SQLSelectQueryBlock queryBlock)

createSQLUnionQuery

protected SQLUnionQuery createSQLUnionQuery()

unionRest

public SQLUnionQuery unionRest(SQLUnionQuery union)

queryRest

public SQLSelectQuery queryRest(SQLSelectQuery selectQuery)

queryRest

public SQLSelectQuery queryRest(SQLSelectQuery selectQuery,
                                boolean acceptUnion)

query

public SQLSelectQuery query()

query

public SQLSelectQuery query(SQLObject parent)

createSelectQueryBlock

protected SQLSelectQueryBlock createSelectQueryBlock()

querySelectListBefore

protected void querySelectListBefore(SQLSelectQueryBlock x)

parseTop

protected void parseTop(SQLSelectQueryBlock x)

queryBefore

protected void queryBefore(SQLSelectQueryBlock x)

query

public SQLSelectQuery query(SQLObject parent,
                            boolean acceptUnion)

parseBeforeSelectList

protected void parseBeforeSelectList(SQLSelectQueryBlock queryBlock)

valuesQuery

protected SQLSelectQuery valuesQuery(boolean acceptUnion)

withSubquery

protected void withSubquery(SQLSelect select)

parseWith

public SQLWithSubqueryClause parseWith()

parseWhere

public void parseWhere(SQLSelectQueryBlock queryBlock)

parseAfterOrderBy

protected void parseAfterOrderBy(SQLSelectQueryBlock queryBlock)

parseSortBy

protected void parseSortBy(SQLSelectQueryBlock queryBlock)

qualify

protected void qualify(SQLSelectQueryBlock queryBlock)

parseWindow

protected void parseWindow(SQLSelectQueryBlock queryBlock)

parseGroupBy

public void parseGroupBy(SQLSelectQueryBlock queryBlock)

parseOrderByWith

protected void parseOrderByWith(SQLSelectGroupByClause groupBy,
                                SQLSelectQueryBlock queryBlock)

parseGroupByItem

protected SQLExpr parseGroupByItem()

parseSelectList

protected void parseSelectList(SQLSelectQueryBlock queryBlock)

parseSelectListFromError

protected boolean parseSelectListFromError()

parseFrom

public void parseFrom(SQLSelectQueryBlock queryBlock)

parseTableSource

public SQLTableSource parseTableSource()

parseTableSource

public SQLTableSource parseTableSource(boolean forFrom)

getTableSource

protected SQLExprTableSource getTableSource()

parseTableSourceQueryTableExpr

protected void parseTableSourceQueryTableExpr(SQLExprTableSource tableReference)

parseUnnestTableSource

protected SQLTableSource parseUnnestTableSource()

parseGeneratedTableSource

protected SQLTableSource parseGeneratedTableSource()

getReturningFunctions

protected List<String> getReturningFunctions()

primaryTableSourceRest

protected SQLTableSource primaryTableSourceRest(SQLTableSource tableSource)

parseTableSourceSample

public void parseTableSourceSample(SQLTableSource tableSource)

parseTableSourceSampleHive

public void parseTableSourceSampleHive(SQLTableSource tableSource)

parseJoinHint

protected void parseJoinHint(SQLJoinTableSource join)

parseTableSourceRest

public SQLTableSource parseTableSourceRest(SQLTableSource tableSource)

parseAfterTableSourceRest

public void parseAfterTableSourceRest(SQLTableSource tableSource)

expr

public SQLExpr expr()

parseOrderBy

public SQLOrderBy parseOrderBy()

acceptKeyword

public void acceptKeyword(String ident)

parseFetchClause

public void parseFetchClause(SQLSelectQueryBlock queryBlock)

parseHierachical

protected void parseHierachical(SQLSelectQueryBlock queryBlock)

parseLateralView

protected SQLTableSource parseLateralView(SQLTableSource tableSource)

parseLateralViewAs

public void parseLateralViewAs(SQLLateralViewTableSource lateralViewTabSrc)

parseValues

public SQLValuesTableSource parseValues()

parsePivotIn

protected void parsePivotIn(SQLObjectImpl parent,
                            List<SQLSelectItem> items)

parsePivot

protected void parsePivot(SQLTableSource tableSource)