Package com.databricks.jdbc.dbclient.impl.sqlexec

Class DatabricksEmptyMetadataClient

java.lang.Object

com.databricks.jdbc.dbclient.impl.sqlexec.DatabricksEmptyMetadataClient

All Implemented Interfaces:

IDatabricksMetadataClient

public class DatabricksEmptyMetadataClient
extends Object
implements IDatabricksMetadataClient

Constructor Summary

Constructors

Constructor	Description
DatabricksEmptyMetadataClient()

Method Summary

Modifier and Type	Method	Description
DatabricksResultSet	listCatalogs(IDatabricksSession session)	Returns the list of catalogs
DatabricksResultSet	listColumns(IDatabricksSession session, String catalog, String schemaNamePattern, String tableNamePattern, String columnNamePattern)	Returns the list of columns
DatabricksResultSet	listFunctions(IDatabricksSession session, String catalog, String schemaNamePattern, String functionNamePattern)	Returns the list of functions
DatabricksResultSet	listPrimaryKeys(IDatabricksSession session, String catalog, String schema, String table)	Returns the list of primary keys
DatabricksResultSet	listSchemas(IDatabricksSession session, String catalog, String schemaNamePattern)	Returns the list of schemas
DatabricksResultSet	listTables(IDatabricksSession session, String catalog, String schemaNamePattern, String tableNamePattern, String[] tableTypes)	Returns the list of tables
DatabricksResultSet	listTableTypes(IDatabricksSession session)	Returns list of table types
DatabricksResultSet	listTypeInfo(IDatabricksSession session)	Returns information about types supported by Databricks server

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DatabricksEmptyMetadataClient

public DatabricksEmptyMetadataClient()

Method Detail

listTypeInfo

public DatabricksResultSet listTypeInfo(IDatabricksSession session)
                                 throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns information about types supported by Databricks server

Specified by:

listTypeInfo in interface IDatabricksMetadataClient

Throws:

SQLException

listCatalogs

public DatabricksResultSet listCatalogs(IDatabricksSession session)
                                 throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of catalogs

Specified by:

listCatalogs in interface IDatabricksMetadataClient

Throws:

SQLException

listSchemas

public DatabricksResultSet listSchemas(IDatabricksSession session,
                                       String catalog,
                                       String schemaNamePattern)
                                throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of schemas

Specified by:

listSchemas in interface IDatabricksMetadataClient

Parameters:

session - underlying session

catalog - catalogName which must match to catalog in database

schemaNamePattern - must match to schema name in database (can be a regex pattern or absolute name)

Returns:

a DatabricksResultSet representing list of schemas

Throws:

SQLException

listTables

public DatabricksResultSet listTables(IDatabricksSession session,
                                      String catalog,
                                      String schemaNamePattern,
                                      String tableNamePattern,
                                      String[] tableTypes)
                               throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of tables

Specified by:

listTables in interface IDatabricksMetadataClient

Parameters:

session - underlying session

catalog - catalogName which must match to catalog in database

schemaNamePattern - must match to schema name in database (can be a regex pattern or absolute name)

tableNamePattern - must match to table name in database (can be a regex pattern or absolute name)

Returns:

a DatabricksResultSet representing list of tables

Throws:

SQLException

listTableTypes

public DatabricksResultSet listTableTypes(IDatabricksSession session)

Description copied from interface: IDatabricksMetadataClient

Returns list of table types

Specified by:

listTableTypes in interface IDatabricksMetadataClient

listColumns

public DatabricksResultSet listColumns(IDatabricksSession session,
                                       String catalog,
                                       String schemaNamePattern,
                                       String tableNamePattern,
                                       String columnNamePattern)
                                throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of columns

Specified by:

listColumns in interface IDatabricksMetadataClient

Parameters:

session - underlying session

catalog - catalogName which must match to catalog in database

schemaNamePattern - must match to schema name in database (can be a regex pattern or absolute name)

tableNamePattern - must match to table name in database (can be a regex pattern or absolute name)

columnNamePattern - must match to column name in database (can be a regex pattern or absolute name)

Returns:

a DatabricksResultSet representing list of columns

Throws:

SQLException

listFunctions

public DatabricksResultSet listFunctions(IDatabricksSession session,
                                         String catalog,
                                         String schemaNamePattern,
                                         String functionNamePattern)
                                  throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of functions

Specified by:

listFunctions in interface IDatabricksMetadataClient

Parameters:

session - underlying session

catalog - catalogName which must match to catalog in database

schemaNamePattern - must match to schema name in database (can be a regex pattern or absolute name)

functionNamePattern - must match to function name in database (can be a regex pattern or absolute name)

Returns:

a DatabricksResultSet representing list of functions

Throws:

SQLException

listPrimaryKeys

public DatabricksResultSet listPrimaryKeys(IDatabricksSession session,
                                           String catalog,
                                           String schema,
                                           String table)
                                    throws SQLException

Description copied from interface: IDatabricksMetadataClient

Returns the list of primary keys

Specified by:

listPrimaryKeys in interface IDatabricksMetadataClient

Parameters:

session - underlying session

catalog - catalogName which must match to catalog in database

schema - must match to a schema in database

table - must match to a table in database

Returns:

a DatabricksResultSet representing list of functions

Throws:

SQLException