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java.lang.Objectorg.apache.cayenne.query.AbstractQuery
org.apache.cayenne.query.QualifiedQuery
org.apache.cayenne.query.DeleteQuery
public class DeleteQuery
Field Summary |
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Fields inherited from class org.apache.cayenne.query.QualifiedQuery |
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qualifier |
Fields inherited from class org.apache.cayenne.query.AbstractQuery |
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name, root |
Constructor Summary | |
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DeleteQuery()
Creates empty DeleteQuery. |
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DeleteQuery(java.lang.Class rootClass)
Creates a DeleteQuery with null qualifier, for the entity which uses the given class |
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DeleteQuery(java.lang.Class rootClass,
Expression qualifier)
Creates a DeleteQuery for the entity which uses the given class, with the given qualifier |
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DeleteQuery(ObjEntity root)
Creates a DeleteQuery with null qualifier, for the specifed ObjEntity |
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DeleteQuery(ObjEntity root,
Expression qualifier)
Creates a DeleteQuery for the specifed ObjEntity with the given qualifier |
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DeleteQuery(java.lang.String objEntityName)
Creates DeleteQuery with objEntityName parameter. |
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DeleteQuery(java.lang.String objEntityName,
Expression qualifier)
Creates DeleteQuery with objEntityName and qualifier
parameters. |
Method Summary | |
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SQLAction |
createSQLAction(SQLActionVisitor visitor)
Calls "makeUpdate" on the visitor. |
Methods inherited from class org.apache.cayenne.query.QualifiedQuery |
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andQualifier, getQualifier, orQualifier, setQualifier |
Methods inherited from class org.apache.cayenne.query.AbstractQuery |
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getMetaData, getName, getRoot, route, setName, setRoot, 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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public DeleteQuery()
public DeleteQuery(ObjEntity root)
root
- the ObjEntity this DeleteQuery is for.public DeleteQuery(ObjEntity root, Expression qualifier)
root
- the ObjEntity this DeleteQuery is for.qualifier
- an Expression indicating which objects should be deletedpublic DeleteQuery(java.lang.Class rootClass)
rootClass
- the Class of objects this DeleteQuery is for.public DeleteQuery(java.lang.Class rootClass, Expression qualifier)
rootClass
- the Class of objects this DeleteQuery is for.qualifier
- an Expression indicating which objects should be deletedpublic DeleteQuery(java.lang.String objEntityName)
objEntityName
parameter.
public DeleteQuery(java.lang.String objEntityName, Expression qualifier)
objEntityName
and qualifier
parameters.
Method Detail |
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public SQLAction createSQLAction(SQLActionVisitor visitor)
createSQLAction
in interface Query
createSQLAction
in class AbstractQuery
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