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Oracle Fusion Middleware Java API Reference for Oracle TopLink 11g Release 1 (11.1.1) E28847-01 |
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java.lang.Object
org.eclipse.persistence.jpa.internal.jpql.parser.StringExpression
org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression
org.eclipse.persistence.jpa.internal.jpql.parser.AbstractSelectClause
org.eclipse.persistence.jpa.internal.jpql.parser.SelectClause
public final class SelectClause
The SELECT clause queries data from entities.
select_clause ::= SELECT [DISTINCT] select_expression {, select_expression}*
AbstractSelectClause
Field Summary |
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Fields inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression |
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COMMA, DOT, DOUBLE_QUOTE, LEFT_CURLY_BRACKET, LEFT_PARENTHESIS, NOT_DEFINED, RIGHT_CURLY_BRACKET, RIGHT_PARENTHESIS, SINGLE_QUOTE, SPACE, UNDERSCORE |
Constructor Summary | |
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SelectClause(AbstractExpression parent) Creates a new SelectClause . |
Method Summary | |
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void |
accept(ExpressionVisitor visitor) Visits this Expression by the given visitor . |
JPQLQueryBNF |
getQueryBNF() Returns the BNF of this Expression . |
(package private) JPQLQueryBNF |
selectItemBNF() Returns the BNF for the list of select items to parse. |
Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.AbstractSelectClause |
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acceptChildren, addChildrenTo, addOrderedChildrenTo, getSelectExpression, hasDistinct, hasSelectExpression, hasSpaceAfterDistinct, hasSpaceAfterSelect, parse, toParsedText |
Methods inherited from class org.eclipse.persistence.jpa.internal.jpql.parser.AbstractExpression |
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buildExpressionFromFallingBack, buildNullExpression, buildStringExpression, buildStringExpression, buildUnknownExpression, children, expressionFactory, expressionFactoryForIdentifier, findQueryBNF, getChildren, getJPAVersion, getParent, getRoot, getText, handleAggregate, identifierRole, identifiers, identifiers, identifierVersion, isAncestor, isIdentifier, isNull, isParsingComplete, isTolerant, isUnknown, isVirtual, orderedChildren, parse, parseSingleExpression, populatePosition, queryBNF, readdLeadingSpaces, rebuildActualText, rebuildParsedText, setParent, setText, shouldParseWithFactoryFirst, shouldSkipLiteral, toActualText, toParsedText, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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SelectClause(AbstractExpression parent)
SelectClause
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parent
- The parent of this expressionMethod Detail |
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public void accept(ExpressionVisitor visitor)
Expression
by the given visitor
.visitor
- The visitor
to visit this objectpublic JPQLQueryBNF getQueryBNF()
Expression
.getQueryBNF
in class AbstractExpression
JPQLQueryBNF
, which represents the grammar of this Expression
JPQLQueryBNF selectItemBNF()
selectItemBNF
in class AbstractSelectClause
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