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2e0fedf036
This commit adds "stats_reset" column into the pg_stat_statements_info view. This column indicates the time at which all statistics in the pg_stat_statements view were last reset. Per discussion, this commit also changes pg_stat_statements_info code so that "dealloc" column is reset at the same time as "stats_reset" is reset, i.e., whenever all pg_stat_statements entries are removed, for the sake of consistency. Previously "dealloc" was reset only when pg_stat_statements_reset(0, 0, 0) is called and was not reset when pg_stat_statements_reset() with non-zero value argument discards all entries. This was confusing. Author: Naoki Nakamichi, Yuki Seino Reviewed-by: Yuki Seino, Kyotaro Horiguchi, Li Japin, Fujii Masao Discussion: https://postgr.es/m/c102cf3180d0ee73c1c5a0f7f8558322@oss.nttdata.com
19 lines
590 B
SQL
19 lines
590 B
SQL
/* contrib/pg_stat_statements/pg_stat_statements--1.8--1.9.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 pg_stat_statements UPDATE TO '1.9'" to load this file. \quit
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--- Define pg_stat_statements_info
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CREATE FUNCTION pg_stat_statements_info(
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OUT dealloc bigint,
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OUT stats_reset timestamp with time zone
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)
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RETURNS record
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AS 'MODULE_PATHNAME'
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LANGUAGE C STRICT VOLATILE PARALLEL SAFE;
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CREATE VIEW pg_stat_statements_info AS
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SELECT * FROM pg_stat_statements_info();
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GRANT SELECT ON pg_stat_statements_info TO PUBLIC;
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