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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
commit46651ce6fe013220ed397add242004d764fc0153 (patch)
tree6e5299f990f88e60174a1d3ae6e48eedd2688b2b /contrib/pgstattuple/pgstattuple--1.2--1.3.sql
parentInitial commit. (diff)
downloadpostgresql-14-upstream.tar.xz
postgresql-14-upstream.zip
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/pgstattuple/pgstattuple--1.2--1.3.sql')
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diff --git a/contrib/pgstattuple/pgstattuple--1.2--1.3.sql b/contrib/pgstattuple/pgstattuple--1.2--1.3.sql
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+/* contrib/pgstattuple/pgstattuple--1.2--1.3.sql */
+
+-- complain if script is sourced in psql, rather than via ALTER EXTENSION
+\echo Use "ALTER EXTENSION pgstattuple UPDATE TO '1.3'" to load this file. \quit
+
+CREATE FUNCTION pgstattuple_approx(IN reloid regclass,
+ OUT table_len BIGINT, -- physical table length in bytes
+ OUT scanned_percent FLOAT8, -- what percentage of the table's pages was scanned
+ OUT approx_tuple_count BIGINT, -- estimated number of live tuples
+ OUT approx_tuple_len BIGINT, -- estimated total length in bytes of live tuples
+ OUT approx_tuple_percent FLOAT8, -- live tuples in % (based on estimate)
+ OUT dead_tuple_count BIGINT, -- exact number of dead tuples
+ OUT dead_tuple_len BIGINT, -- exact total length in bytes of dead tuples
+ OUT dead_tuple_percent FLOAT8, -- dead tuples in % (based on estimate)
+ OUT approx_free_space BIGINT, -- estimated free space in bytes
+ OUT approx_free_percent FLOAT8) -- free space in % (based on estimate)
+AS 'MODULE_PATHNAME', 'pgstattuple_approx'
+LANGUAGE C STRICT;