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java.lang.Objectorg.apache.cayenne.dba.JdbcPkGenerator
org.apache.cayenne.dba.oracle.OraclePkGenerator
org.apache.cayenne.dba.postgres.PostgresPkGenerator
public class PostgresPkGenerator
Default PK generator for PostgreSQL that uses sequences for PK generation.
| Field Summary |
|---|
| Fields inherited from class org.apache.cayenne.dba.JdbcPkGenerator |
|---|
adapter, DEFAULT_PK_CACHE_SIZE, pkCache, pkCacheSize |
| Constructor Summary | |
|---|---|
protected |
PostgresPkGenerator(JdbcAdapter adapter)
|
| Method Summary | |
|---|---|
protected java.lang.String |
createSequenceString(DbEntity ent)
|
protected java.util.List<java.lang.String> |
getExistingSequences(DataNode node)
Fetches a list of existing sequences that might match Cayenne generated ones. |
protected long |
longPkFromDatabase(DataNode node,
DbEntity entity)
Generates primary key by calling Oracle sequence corresponding to the dbEntity. |
| Methods inherited from class org.apache.cayenne.dba.oracle.OraclePkGenerator |
|---|
createAutoPk, createAutoPkStatements, dropAutoPk, dropAutoPkStatements, dropSequenceString, pkCacheSize, sequenceName, stripSchemaName |
| Methods inherited from class org.apache.cayenne.dba.JdbcPkGenerator |
|---|
autoPkTableExists, dropAutoPkString, generatePk, getAdapter, getPkCacheSize, pkCreateString, pkDeleteString, pkSelectString, pkTableCreateString, pkUpdateString, reset, runUpdate, setPkCacheSize |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
protected PostgresPkGenerator(JdbcAdapter adapter)
| Method Detail |
|---|
protected java.lang.String createSequenceString(DbEntity ent)
createSequenceString in class OraclePkGenerator
protected long longPkFromDatabase(DataNode node,
DbEntity entity)
throws java.lang.Exception
OraclePkGeneratordbEntity. Executed SQL looks like this:
SELECT pk_table_name.nextval FROM DUAL
longPkFromDatabase in class OraclePkGeneratorjava.lang.Exception
protected java.util.List<java.lang.String> getExistingSequences(DataNode node)
throws java.sql.SQLException
getExistingSequences in class OraclePkGeneratorjava.sql.SQLException
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