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/* contrib/pageinspect/pageinspect--1.3--1.4.sql */
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-- complain if script is sourced in psql, rather than via ALTER EXTENSION
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\echo Use "ALTER EXTENSION pageinspect UPDATE TO '1.4'" to load this file. \quit
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--
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-- heap_page_items()
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--
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DROP FUNCTION heap_page_items(bytea);
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CREATE FUNCTION heap_page_items(IN page bytea,
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OUT lp smallint,
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OUT lp_off smallint,
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OUT lp_flags smallint,
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OUT lp_len smallint,
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OUT t_xmin xid,
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OUT t_xmax xid,
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OUT t_field3 int4,
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OUT t_ctid tid,
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OUT t_infomask2 integer,
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OUT t_infomask integer,
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OUT t_hoff smallint,
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OUT t_bits text,
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OUT t_oid oid,
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OUT t_data bytea)
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RETURNS SETOF record
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AS 'MODULE_PATHNAME', 'heap_page_items'
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LANGUAGE C STRICT;
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--
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-- tuple_data_split()
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--
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CREATE FUNCTION tuple_data_split(rel_oid oid,
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t_data bytea,
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t_infomask integer,
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t_infomask2 integer,
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t_bits text)
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RETURNS bytea[]
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AS 'MODULE_PATHNAME','tuple_data_split'
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LANGUAGE C;
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CREATE FUNCTION tuple_data_split(rel_oid oid,
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t_data bytea,
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t_infomask integer,
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t_infomask2 integer,
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t_bits text,
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do_detoast bool)
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RETURNS bytea[]
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AS 'MODULE_PATHNAME','tuple_data_split'
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LANGUAGE C;
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--
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-- heap_page_item_attrs()
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--
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CREATE FUNCTION heap_page_item_attrs(
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IN page bytea,
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IN rel_oid regclass,
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IN do_detoast bool,
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OUT lp smallint,
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OUT lp_off smallint,
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OUT lp_flags smallint,
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OUT lp_len smallint,
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OUT t_xmin xid,
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OUT t_xmax xid,
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OUT t_field3 int4,
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OUT t_ctid tid,
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OUT t_infomask2 integer,
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OUT t_infomask integer,
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OUT t_hoff smallint,
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OUT t_bits text,
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OUT t_oid oid,
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OUT t_attrs bytea[]
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)
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RETURNS SETOF record AS $$
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SELECT lp,
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lp_off,
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lp_flags,
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lp_len,
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t_xmin,
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t_xmax,
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t_field3,
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t_ctid,
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t_infomask2,
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t_infomask,
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t_hoff,
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t_bits,
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t_oid,
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tuple_data_split(
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rel_oid,
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t_data,
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t_infomask,
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t_infomask2,
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t_bits,
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do_detoast)
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AS t_attrs
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FROM heap_page_items(page);
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$$ LANGUAGE SQL;
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CREATE FUNCTION heap_page_item_attrs(
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IN page bytea,
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IN rel_oid regclass,
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OUT lp smallint,
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OUT lp_off smallint,
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OUT lp_flags smallint,
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OUT lp_len smallint,
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OUT t_xmin xid,
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OUT t_xmax xid,
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OUT t_field3 int4,
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OUT t_ctid tid,
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OUT t_infomask2 integer,
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OUT t_infomask integer,
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OUT t_hoff smallint,
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OUT t_bits text,
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OUT t_oid oid,
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OUT t_attrs bytea[]
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)
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RETURNS SETOF record AS $$
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SELECT * from heap_page_item_attrs(page, rel_oid, false);
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$$ LANGUAGE SQL;

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