/* contrib/pg_stat_statements/pg_stat_statements--1.8--1.9.sql */

-- complain if script is sourced in psql, rather than via ALTER EXTENSION
\echo Use "ALTER EXTENSION pg_stat_statements UPDATE TO '1.9'" to load this file. \quit

--- Define pg_stat_statements_info
CREATE FUNCTION pg_stat_statements_info(
    OUT dealloc bigint,
    OUT stats_reset timestamp with time zone
)
RETURNS record
AS 'MODULE_PATHNAME'
LANGUAGE C STRICT VOLATILE PARALLEL SAFE;

CREATE VIEW pg_stat_statements_info AS
  SELECT * FROM pg_stat_statements_info();

GRANT SELECT ON pg_stat_statements_info TO PUBLIC;

/* First we have to remove them from the extension */
ALTER EXTENSION pg_stat_statements DROP VIEW pg_stat_statements;
ALTER EXTENSION pg_stat_statements DROP FUNCTION pg_stat_statements(boolean);

/* Then we can drop them */
DROP VIEW pg_stat_statements;
DROP FUNCTION pg_stat_statements(boolean);

/* Now redefine */
CREATE FUNCTION pg_stat_statements(IN showtext boolean,
    OUT userid oid,
    OUT dbid oid,
    OUT toplevel bool,
    OUT queryid bigint,
    OUT query text,
    OUT plans int8,
    OUT total_plan_time float8,
    OUT min_plan_time float8,
    OUT max_plan_time float8,
    OUT mean_plan_time float8,
    OUT stddev_plan_time float8,
    OUT calls int8,
    OUT total_exec_time float8,
    OUT min_exec_time float8,
    OUT max_exec_time float8,
    OUT mean_exec_time float8,
    OUT stddev_exec_time float8,
    OUT rows int8,
    OUT shared_blks_hit int8,
    OUT shared_blks_read int8,
    OUT shared_blks_dirtied int8,
    OUT shared_blks_written int8,
    OUT local_blks_hit int8,
    OUT local_blks_read int8,
    OUT local_blks_dirtied int8,
    OUT local_blks_written int8,
    OUT temp_blks_read int8,
    OUT temp_blks_written int8,
    OUT blk_read_time float8,
    OUT blk_write_time float8,
    OUT wal_records int8,
    OUT wal_fpi int8,
    OUT wal_bytes numeric
)
RETURNS SETOF record
AS 'MODULE_PATHNAME', 'pg_stat_statements_1_9'
LANGUAGE C STRICT VOLATILE PARALLEL SAFE;

CREATE VIEW pg_stat_statements AS
  SELECT * FROM pg_stat_statements(true);

GRANT SELECT ON pg_stat_statements TO PUBLIC;