Package org.apache.cayenne.dba.derby
Class DerbyPkGenerator
- java.lang.Object
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- org.apache.cayenne.dba.JdbcPkGenerator
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- org.apache.cayenne.dba.oracle.OraclePkGenerator
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- org.apache.cayenne.dba.derby.DerbyPkGenerator
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- All Implemented Interfaces:
PkGenerator
public class DerbyPkGenerator extends OraclePkGenerator
PK generator for Derby that uses sequences.- Since:
- 4.0 (old one used AUTO_PK_SUPPORT table)
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Field Summary
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Fields inherited from class org.apache.cayenne.dba.JdbcPkGenerator
adapter, DEFAULT_PK_CACHE_SIZE, pkCache, pkCacheSize, pkStartValue
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Constructor Summary
Constructors Constructor Description DerbyPkGenerator()Used by DI
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected StringcreateSequenceString(DbEntity entity)protected StringdropSequenceString(DbEntity entity)Returns a SQL string needed to drop any database objects associated with automatic primary key generation process for a specific DbEntity.protected StringselectAllSequencesQuery()protected StringselectNextValQuery(String pkGeneratingSequenceName)protected StringsequenceName(DbEntity entity)Returns expected primary key sequence name for a DbEntity.-
Methods inherited from class org.apache.cayenne.dba.oracle.OraclePkGenerator
createAutoPk, createAutoPkStatements, dropAutoPk, dropAutoPkStatements, getExistingSequences, getSequencePrefix, longPkFromDatabase, pkCacheSize
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Methods inherited from class org.apache.cayenne.dba.JdbcPkGenerator
autoPkTableExists, dropAutoPkString, generatePk, getAdapter, getPkCacheSize, pkCreateString, pkDeleteString, pkSelectString, pkTableCreateString, pkUpdateString, reset, runUpdate, setAdapter, setPkCacheSize
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Method Detail
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sequenceName
protected String sequenceName(DbEntity entity)
Description copied from class:OraclePkGeneratorReturns expected primary key sequence name for a DbEntity.- Overrides:
sequenceNamein classOraclePkGenerator
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selectNextValQuery
protected String selectNextValQuery(String pkGeneratingSequenceName)
- Overrides:
selectNextValQueryin classOraclePkGenerator
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selectAllSequencesQuery
protected String selectAllSequencesQuery()
- Overrides:
selectAllSequencesQueryin classOraclePkGenerator
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dropSequenceString
protected String dropSequenceString(DbEntity entity)
Description copied from class:OraclePkGeneratorReturns a SQL string needed to drop any database objects associated with automatic primary key generation process for a specific DbEntity.- Overrides:
dropSequenceStringin classOraclePkGenerator
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createSequenceString
protected String createSequenceString(DbEntity entity)
- Overrides:
createSequenceStringin classOraclePkGenerator
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