It is not allowed to specifiy database name for tables stored in SimpleCatalog.
It is not allowed to specifiy database name for tables stored in SimpleCatalog. We use this method to check it.
Returns tuples of (tableName, isTemporary) for all tables in the given database.
Returns tuples of (tableName, isTemporary) for all tables in the given database. isTemporary is a Boolean value indicates if a table is a temporary or not.
A trait that can be mixed in with other Catalogs allowing specific tables to be overridden with new logical plans. This can be used to bind query result to virtual tables, or replace tables with in-memory cached versions. Note that the set of overrides is stored in memory and thus lost when the JVM exits.