pg_propgraph_label — PostgreSQL system catalog

Summary

The catalog pg_propgraph_label stores information about the labels in a property graph.

(Description quoted from the official PostgreSQL documentation.)

Columns

The pg_propgraph_label system catalog exposes the following columns (names, types and descriptions are taken verbatim from the PostgreSQL documentation):

• oid oid
  Row identifier
• pglpgid oid references pg_class.oid
  Reference to the property graph that this label belongs to
• pgllabel name
  The name of the label. This is unique among the labels in a graph.

Related catalogs

This object references the following other system catalogs:

• pglpgid → pg_class

Version applicability

Present in PostgreSQL 19 (verified against each release’s documentation). This object was introduced in PostgreSQL 19.

Related & references

• PostgreSQL system catalog & view index
• Built-in function reference

Reference: PostgreSQL documentation — pg_propgraph_label.