PolarDB-for-PostgreSQL

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/* contrib/pageinspect/pageinspect--1.1--1.2.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 '1.2'" to load this file. \quit
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DROP FUNCTION page_header(bytea);
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CREATE FUNCTION page_header(IN page bytea,
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    OUT lsn pg_lsn,
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    OUT checksum smallint,
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    OUT flags smallint,
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    OUT lower smallint,
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    OUT upper smallint,
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    OUT special smallint,
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    OUT pagesize smallint,
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    OUT version smallint,
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    OUT prune_xid xid)
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AS 'MODULE_PATHNAME', 'page_header'
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LANGUAGE C STRICT;
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