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java.lang.Object antlr.BaseAST antlr.CommonAST org.hibernate.hql.ast.tree.Node org.hibernate.hql.ast.tree.SqlNode org.hibernate.hql.ast.tree.HqlSqlWalkerNode org.hibernate.hql.ast.tree.AbstractSelectExpression org.hibernate.hql.ast.tree.AggregateNode
public class AggregateNode
Represents an aggregate function i.e. min, max, sum, avg.
Field Summary |
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Fields inherited from class antlr.BaseAST |
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down, right |
Constructor Summary | |
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AggregateNode()
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Method Summary | |
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Type |
getDataType()
Returns the data type of the select expression. |
Type |
getFirstArgumentType()
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SQLFunction |
getSQLFunction()
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boolean |
isScalar()
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void |
resolve()
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void |
setScalarColumnText(int i)
Appends AST nodes that represent the columns after the current AST node. |
Methods inherited from class org.hibernate.hql.ast.tree.AbstractSelectExpression |
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getAlias, getFromElement, getScalarColumnIndex, isConstructor, isReturnableEntity, setAlias, setScalarColumn |
Methods inherited from class org.hibernate.hql.ast.tree.HqlSqlWalkerNode |
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getAliasGenerator, getASTFactory, getSessionFactoryHelper, getWalker, initialize |
Methods inherited from class org.hibernate.hql.ast.tree.SqlNode |
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getOriginalText, setDataType, setText |
Methods inherited from class org.hibernate.hql.ast.tree.Node |
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getColumn, getFilename, getLine, getRenderText, getTextLength, initialize, initialize |
Methods inherited from class antlr.CommonAST |
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getText, getType, initialize, setType |
Methods inherited from class antlr.BaseAST |
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addChild, decode, encode, equals, equalsList, equalsListPartial, equalsTree, equalsTreePartial, findAll, findAllPartial, getFirstChild, getNextSibling, getNumberOfChildren, getTokenNames, removeChildren, setFirstChild, setNextSibling, setVerboseStringConversion, toString, toStringList, toStringTree, xmlSerialize, xmlSerializeNode, xmlSerializeRootClose, xmlSerializeRootOpen |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Methods inherited from interface org.hibernate.hql.ast.tree.SelectExpression |
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getAlias, getFromElement, getScalarColumnIndex, isConstructor, isReturnableEntity, setAlias, setScalarColumn, setText |
Constructor Detail |
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public AggregateNode()
Method Detail |
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public SQLFunction getSQLFunction()
getSQLFunction
in interface FunctionNode
public void resolve()
public Type getFirstArgumentType()
getFirstArgumentType
in interface FunctionNode
public Type getDataType()
SelectExpression
getDataType
in interface SelectExpression
getDataType
in class SqlNode
public void setScalarColumnText(int i) throws antlr.SemanticException
SelectExpression
setScalarColumnText
in interface SelectExpression
i
- The index of the select expression in the projection list.
antlr.SemanticException
public boolean isScalar() throws antlr.SemanticException
isScalar
in interface SelectExpression
isScalar
in class AbstractSelectExpression
antlr.SemanticException
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