Information schema
The information schema consists of a set of views that contain information about the objects defined in the current database.
PostgreSQL catalogs
RisingWave supports these system catalogs and views of PostgreSQL.
RisingWave catalogs
RisingWave catalogs contain system tables and views that provide metadata about different relations in the system, as well as information about the cluster jobs and their status. The metadata includes details about each database, schema, and relation in the system, such as materialized views, tables, sources, sinks, indexes, and views. The status information includes the progress of DDL commands, system snapshots, and more.