doc: Replace reference to ERRCODE_RAISE_EXCEPTION by "raise_exception"

This part of the documentation refers to exceptions as handled by
PL/pgSQL, and using the internal error code is confusing.

Per thinko in 66bde49d96a9.

Reported-by: Euler Taveira, Bruce Momjian
Discussion: https://postgr.es/m/[email protected]
Backpatch-through: 11

diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index 83f867f91d203201a4015d64b97a6243cd1f3d2c..5977534a627d328bf138f6dd81194b3425b5dadc 100644 (file)
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -3942,7 +3942,7 @@ RAISE unique_violation USING MESSAGE = 'Duplicate user ID: ' || user_id;
    
     If no condition name nor SQLSTATE is specified in a
     RAISE EXCEPTION command, the default is to use
-    ERRCODE_RAISE_EXCEPTION (P0001).
+    raise_exception (P0001).
     If no message text is specified, the default is to use the condition
     name or SQLSTATE as message text.