org.hibernate.tool.schema.extract.spi

Interface DatabaseInformation

public interface DatabaseInformation

Provides access to information about existing schema objects (tables, sequences etc) of existing database.

Method Summary

Modifier and Type	Method and Description
boolean	catalogExists(Identifier catalog) Check to see if the given catalog already exists.
void	cleanup()
SequenceInformation	getSequenceInformation(Identifier catalogName, Identifier schemaName, Identifier sequenceName) Obtain reference to the named SequenceInformation
SequenceInformation	getSequenceInformation(Namespace.Name schemaName, Identifier sequenceName) Obtain reference to the named SequenceInformation
SequenceInformation	getSequenceInformation(QualifiedSequenceName sequenceName) Obtain reference to the named SequenceInformation
TableInformation	getTableInformation(Identifier catalogName, Identifier schemaName, Identifier tableName) Obtain reference to the named TableInformation
TableInformation	getTableInformation(Namespace.Name schemaName, Identifier tableName) Obtain reference to the named TableInformation
TableInformation	getTableInformation(QualifiedTableName tableName) Obtain reference to the named TableInformation
NameSpaceTablesInformation	getTablesInformation(Namespace namespace) Obtain reference to all the TableInformation) for a given {@link Namespace}
boolean	schemaExists(Namespace.Name schema) Check to see if the given schema already exists.

Method Detail

schemaExists

boolean schemaExists(Namespace.Name schema)

Check to see if the given schema already exists.

Parameters:

schema - The schema name

Returns:

true indicates a schema with the given name already exists

getTableInformation

TableInformation getTableInformation(Identifier catalogName,
                                     Identifier schemaName,
                                     Identifier tableName)

Obtain reference to the named TableInformation

Parameters:

catalogName - The name of the catalog which contains the schema which the table belongs to

schemaName - The name of the schema the table belongs to

tableName - The table name

Returns:

The table information. May return null if not found.

getTableInformation

TableInformation getTableInformation(Namespace.Name schemaName,
                                     Identifier tableName)

Obtain reference to the named TableInformation

Parameters:

schemaName - The name of the schema the table belongs to

tableName - The table name

Returns:

The table information. May return null if not found.

getTableInformation

TableInformation getTableInformation(QualifiedTableName tableName)

Obtain reference to the named TableInformation

Parameters:

tableName - The qualfied table name

Returns:

The table information. May return null if not found.

getTablesInformation

NameSpaceTablesInformation getTablesInformation(Namespace namespace)

Obtain reference to all the TableInformation) for a given {@link Namespace}

Parameters:

namespace - The Namespace which contains the {@link TableInformation)

Returns:

a NameSpaceTablesInformation

getSequenceInformation

SequenceInformation getSequenceInformation(Identifier catalogName,
                                           Identifier schemaName,
                                           Identifier sequenceName)

Obtain reference to the named SequenceInformation

Parameters:

catalogName - The name of the catalog which contains the schema which the sequence belongs to

schemaName - The name of the schema the sequence belongs to

sequenceName - The sequence name

Returns:

The sequence information. May return null if not found.

getSequenceInformation

SequenceInformation getSequenceInformation(Namespace.Name schemaName,
                                           Identifier sequenceName)

Obtain reference to the named SequenceInformation

Parameters:

schemaName - The name of the schema the table belongs to

sequenceName - The sequence name

Returns:

The sequence information. May return null if not found.

getSequenceInformation

SequenceInformation getSequenceInformation(QualifiedSequenceName sequenceName)

Obtain reference to the named SequenceInformation

Parameters:

sequenceName - The qualified sequence name

Returns:

The sequence information. May return null if not found.

catalogExists

boolean catalogExists(Identifier catalog)

Check to see if the given catalog already exists.

Parameters:

catalog - The catalog name

Returns:

true indicates a catalog with the given name already exists

cleanup

void cleanup()