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| 1 | +/* contrib/pageinspect/pageinspect--1.3--1.4.sql */ |
| 2 | + |
| 3 | +-- complain if script is sourced in psql, rather than via ALTER EXTENSION |
| 4 | +\echo Use "ALTER EXTENSION pageinspect UPDATE TO '1.4'" to load this file. \quit |
| 5 | + |
| 6 | +-- |
| 7 | +-- heap_page_items() |
| 8 | +-- |
| 9 | +DROP FUNCTION heap_page_items(bytea); |
| 10 | +CREATE FUNCTION heap_page_items(IN page bytea, |
| 11 | + OUT lp smallint, |
| 12 | + OUT lp_off smallint, |
| 13 | + OUT lp_flags smallint, |
| 14 | + OUT lp_len smallint, |
| 15 | + OUT t_xmin xid, |
| 16 | + OUT t_xmax xid, |
| 17 | + OUT t_field3 int4, |
| 18 | + OUT t_ctid tid, |
| 19 | + OUT t_infomask2 integer, |
| 20 | + OUT t_infomask integer, |
| 21 | + OUT t_hoff smallint, |
| 22 | + OUT t_bits text, |
| 23 | + OUT t_oid oid, |
| 24 | + OUT t_data bytea) |
| 25 | +RETURNS SETOF record |
| 26 | +AS 'MODULE_PATHNAME', 'heap_page_items' |
| 27 | +LANGUAGE C STRICT; |
| 28 | + |
| 29 | +-- |
| 30 | +-- tuple_data_split() |
| 31 | +-- |
| 32 | +CREATE FUNCTION tuple_data_split(rel_oid oid, |
| 33 | + t_data bytea, |
| 34 | + t_infomask integer, |
| 35 | + t_infomask2 integer, |
| 36 | + t_bits text) |
| 37 | +RETURNS bytea[] |
| 38 | +AS 'MODULE_PATHNAME','tuple_data_split' |
| 39 | +LANGUAGE C; |
| 40 | + |
| 41 | +CREATE FUNCTION tuple_data_split(rel_oid oid, |
| 42 | + t_data bytea, |
| 43 | + t_infomask integer, |
| 44 | + t_infomask2 integer, |
| 45 | + t_bits text, |
| 46 | + do_detoast bool) |
| 47 | +RETURNS bytea[] |
| 48 | +AS 'MODULE_PATHNAME','tuple_data_split' |
| 49 | +LANGUAGE C; |
| 50 | + |
| 51 | +-- |
| 52 | +-- heap_page_item_attrs() |
| 53 | +-- |
| 54 | +CREATE FUNCTION heap_page_item_attrs( |
| 55 | + IN page bytea, |
| 56 | + IN rel_oid regclass, |
| 57 | + IN do_detoast bool, |
| 58 | + OUT lp smallint, |
| 59 | + OUT lp_off smallint, |
| 60 | + OUT lp_flags smallint, |
| 61 | + OUT lp_len smallint, |
| 62 | + OUT t_xmin xid, |
| 63 | + OUT t_xmax xid, |
| 64 | + OUT t_field3 int4, |
| 65 | + OUT t_ctid tid, |
| 66 | + OUT t_infomask2 integer, |
| 67 | + OUT t_infomask integer, |
| 68 | + OUT t_hoff smallint, |
| 69 | + OUT t_bits text, |
| 70 | + OUT t_oid oid, |
| 71 | + OUT t_attrs bytea[] |
| 72 | + ) |
| 73 | +RETURNS SETOF record AS $$ |
| 74 | +SELECT lp, |
| 75 | + lp_off, |
| 76 | + lp_flags, |
| 77 | + lp_len, |
| 78 | + t_xmin, |
| 79 | + t_xmax, |
| 80 | + t_field3, |
| 81 | + t_ctid, |
| 82 | + t_infomask2, |
| 83 | + t_infomask, |
| 84 | + t_hoff, |
| 85 | + t_bits, |
| 86 | + t_oid, |
| 87 | + tuple_data_split( |
| 88 | + rel_oid, |
| 89 | + t_data, |
| 90 | + t_infomask, |
| 91 | + t_infomask2, |
| 92 | + t_bits, |
| 93 | + do_detoast) |
| 94 | + AS t_attrs |
| 95 | + FROM heap_page_items(page); |
| 96 | +$$ LANGUAGE SQL; |
| 97 | + |
| 98 | +CREATE FUNCTION heap_page_item_attrs( |
| 99 | + IN page bytea, |
| 100 | + IN rel_oid regclass, |
| 101 | + OUT lp smallint, |
| 102 | + OUT lp_off smallint, |
| 103 | + OUT lp_flags smallint, |
| 104 | + OUT lp_len smallint, |
| 105 | + OUT t_xmin xid, |
| 106 | + OUT t_xmax xid, |
| 107 | + OUT t_field3 int4, |
| 108 | + OUT t_ctid tid, |
| 109 | + OUT t_infomask2 integer, |
| 110 | + OUT t_infomask integer, |
| 111 | + OUT t_hoff smallint, |
| 112 | + OUT t_bits text, |
| 113 | + OUT t_oid oid, |
| 114 | + OUT t_attrs bytea[] |
| 115 | + ) |
| 116 | +RETURNS SETOF record AS $$ |
| 117 | +SELECT * from heap_page_item_attrs(page, rel_oid, false); |
| 118 | +$$ LANGUAGE SQL; |
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