Class OracleFactory

public Class adjustSqlType(Class sqlType)

For INTEGER type ResultSet.getObject() returns BigDecimal: dependent objects with integer identity cause type conversion error (need to fix SimpleQueryExecutor).

Overrides:

adjustSqlType in interface BaseFactory

public PersistenceQuery getCallQuery(String call,
                                     Class[] paramTypes,
                                     Class javaClass,
                                     String[] fields,
                                     int[] sqlTypes)

Needed to process OQL queries of "CALL" type (using stored procedure call). This feature is specific for JDO.

Overrides:

getCallQuery in interface BaseFactory

Parameters:

call - Stored procedure call (without "{call")

paramTypes - The types of the query parameters

javaClass - The Java class of the query results

fields - The field names

sqlTypes - The field SQL types

Returns:

null if this feature is not supported.

public String getFactoryName()

Returns the name of this factory. A descriptive name that indicates the type of supported database server or SQL syntax.

Specified by:

getFactoryName in interface PersistenceFactory

Overrides:

getFactoryName in interface GenericFactory

Returns:

The name of this factory

public QueryExpression getQueryExpression()

Returns a new empty query expression suitable for the underlying SQL engine. The implementation will construct SQL query statements in the preferred syntax.

Specified by:

getQueryExpression in interface PersistenceFactory

Overrides:

getQueryExpression in interface GenericFactory

Returns:

New empty query expression

public Boolean isDuplicateKeyException(Exception except)

Determine if the given SQLException is DuplicateKeyException

Specified by:

isDuplicateKeyException in interface PersistenceFactory

Overrides:

isDuplicateKeyException in interface GenericFactory

Returns:

Boolean.TRUE means "yes", Boolean.FALSE means "no", null means "cannot determine"

public String quoteName(String name)

Returns the quoted identifier suitable for preventing conflicts between database identifiers and reserved keywords.

Specified by:

quoteName in interface PersistenceFactory

Overrides:

quoteName in interface GenericFactory

Parameters:

name - The identifier (table, column, etc)

Returns:

The quoted identifier