/* contrib/pageinspect/pageinspect--1.12--1.13.sql */

-- complain if script is sourced in psql, rather than via ALTER EXTENSION
\echo Use "ALTER EXTENSION pageinspect UPDATE TO '1.13'" to load this file. \quit

-- Convert SQL functions to new style

CREATE OR REPLACE FUNCTION heap_page_item_attrs(
    IN page bytea,
    IN rel_oid regclass,
    IN do_detoast bool,
    OUT lp smallint,
    OUT lp_off smallint,
    OUT lp_flags smallint,
    OUT lp_len smallint,
    OUT t_xmin xid,
    OUT t_xmax xid,
    OUT t_field3 int4,
    OUT t_ctid tid,
    OUT t_infomask2 integer,
    OUT t_infomask integer,
    OUT t_hoff smallint,
    OUT t_bits text,
    OUT t_oid oid,
    OUT t_attrs bytea[]
    )
RETURNS SETOF record
LANGUAGE SQL PARALLEL RESTRICTED
BEGIN ATOMIC
SELECT lp,
       lp_off,
       lp_flags,
       lp_len,
       t_xmin,
       t_xmax,
       t_field3,
       t_ctid,
       t_infomask2,
       t_infomask,
       t_hoff,
       t_bits,
       t_oid,
       tuple_data_split(
         rel_oid::oid,
         t_data,
         t_infomask,
         t_infomask2,
         t_bits,
         do_detoast)
         AS t_attrs
  FROM heap_page_items(page);
END;

CREATE OR REPLACE FUNCTION heap_page_item_attrs(IN page bytea, IN rel_oid regclass,
    OUT lp smallint,
    OUT lp_off smallint,
    OUT lp_flags smallint,
    OUT lp_len smallint,
    OUT t_xmin xid,
    OUT t_xmax xid,
    OUT t_field3 int4,
    OUT t_ctid tid,
    OUT t_infomask2 integer,
    OUT t_infomask integer,
    OUT t_hoff smallint,
    OUT t_bits text,
    OUT t_oid oid,
    OUT t_attrs bytea[]
    )
RETURNS SETOF record
LANGUAGE SQL PARALLEL RESTRICTED
BEGIN ATOMIC
SELECT * FROM heap_page_item_attrs(page, rel_oid, false);
END;