pg_dbms_errlog

pig repo add pgdg -u    # add pgdg repo and update cache

pig install pg_dbms_errlog;		# install via package name, for the active PG version

pig install pg_dbms_errlog -v 18;   # install for PG 18
pig install pg_dbms_errlog -v 17;   # install for PG 17
pig install pg_dbms_errlog -v 16;   # install for PG 16
pig install pg_dbms_errlog -v 15;   # install for PG 15
pig install pg_dbms_errlog -v 14;   # install for PG 14

shared_preload_libraries = 'pg_dbms_errlog';

CREATE EXTENSION pg_dbms_errlog;

shared_preload_libraries = 'pg_dbms_errlog'

CREATE EXTENSION pg_dbms_errlog;
LOAD 'pg_dbms_errlog';

BEGIN;
CALL dbms_errlog.create_error_log('employees');
END;
-- Creates table "ERR$_employees" with error logging columns

-- With custom name and schema:
BEGIN;
CALL dbms_errlog.create_error_log('hr.employees', '"ERRORS"."ERR$_EMPTABLE"');
END;

SET pg_dbms_errlog.enabled TO true;       -- enable error logging
SET pg_dbms_errlog.query_tag TO 'daily_load';  -- tag for identifying statements
SET pg_dbms_errlog.reject_limit TO 10;    -- max errors before rollback (-1=unlimited)
SET pg_dbms_errlog.synchronous TO 'transaction'; -- 'transaction', 'query', or 'off'
SET pg_dbms_errlog.no_client_error TO true;      -- suppress client error messages

LOAD 'pg_dbms_errlog';
LOAD 'pg_statement_rollback';

CREATE TABLE hr.raises (emp_id integer, sal integer CHECK(sal > 8000));

BEGIN;
CALL dbms_errlog.create_error_log('hr.raises');
END;

SET pg_dbms_errlog.query_tag TO 'daily_load';
SET pg_dbms_errlog.reject_limit TO 10;
SET pg_dbms_errlog.enabled TO true;

BEGIN;
SET pg_statement_rollback.enabled TO on;
INSERT INTO hr.raises VALUES (145, 15400);  -- Success
INSERT INTO hr.raises VALUES (161, 7700);   -- Failure (logged)
ROLLBACK TO SAVEPOINT "PgSLRAutoSvpt";
INSERT INTO hr.raises VALUES (175, 9680);   -- Success
COMMIT;

SELECT * FROM "ERR$_raises";
-- pg_err_number$  | 23514
-- pg_err_mesg$    | new row for relation "raises" violates check constraint
-- pg_err_optyp$   | I
-- pg_err_tag$     | daily_load
-- pg_err_query$   | INSERT INTO hr.raises VALUES (161, 7700);

SELECT dbms_errlog.publish_queue();