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java.lang.Objectorg.apache.cayenne.access.QueryTranslator
org.apache.cayenne.access.trans.QueryAssembler
org.apache.cayenne.access.trans.UpdateTranslator
public class UpdateTranslator
Class implements default translation mechanism of org.apache.cayenne.query.UpdateQuery objects to SQL UPDATE statements.
| Field Summary |
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| Fields inherited from class org.apache.cayenne.access.trans.QueryAssembler |
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attributes, values |
| Fields inherited from class org.apache.cayenne.access.QueryTranslator |
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adapter, connection, engine, entityResolver, query |
| Constructor Summary | |
|---|---|
UpdateTranslator()
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| Method Summary | |
|---|---|
java.lang.String |
aliasForTable(DbEntity dbEnt)
Returns a name that can be used as column alias. |
java.lang.String |
createSqlString()
Method that converts an update query into SQL string |
void |
dbRelationshipAdded(DbRelationship dbRel)
Processes a join being added. |
| Methods inherited from class org.apache.cayenne.access.trans.QueryAssembler |
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addToParamList, aliasForTable, createStatement, initStatement, supportsTableAliases |
| Methods inherited from class org.apache.cayenne.access.QueryTranslator |
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createStatement, getAdapter, getCon, getConnection, getEngine, getEntityResolver, getQuery, getRootDbEntity, getRootEntity, getRootInheritanceTree, setAdapter, setCon, setConnection, setEngine, setEntityResolver, setQuery |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
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public UpdateTranslator()
| Method Detail |
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public java.lang.String aliasForTable(DbEntity dbEnt)
QueryAssembler
aliasForTable in class QueryAssemblerpublic void dbRelationshipAdded(DbRelationship dbRel)
QueryAssembler
dbRelationshipAdded in class QueryAssembler
public java.lang.String createSqlString()
throws java.lang.Exception
createSqlString in class QueryAssemblerjava.lang.Exception
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