Chapter 42. PL/Tcl — Tcl Procedural Language
October 15, 2026: PostgreSQL 19 RC 1 Released!
Supported Versions: () / 17 / 16 / 15 / 14
Development Versions: 19 / devel
Unsupported versions: 13 / 12 / 11 / 10 / 9.6 / 9.5 / 9.4 / 9.3 / 9.2 / 9.1 / 9.0 / 8.4 / 8.3 / 8.2 / 8.1 / 8.0 / 7.4 / 7.3 / 7.2 / 7.1
Chapter 42. PL/Tcl — Tcl Procedural Language
PL/Tcl is a loadable procedural language for the PostgreSQL database system that enables the Tcl language to be used to write PostgreSQL functions and procedures.
Submit correction
If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.
