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Add stats for min, max, mean, stddev times to pg_stat_statements.

The new fields are min_time, max_time, mean_time and stddev_time.

Based on an original patch from Mitsumasa KONDO, modified by me. Reviewed by Petr Jelínek.
This commit is contained in:
Andrew Dunstan
2015-03-27 15:43:22 -04:00
parent 8816af65e4
commit 717f709532
6 changed files with 170 additions and 7 deletions

View File

@@ -4,8 +4,9 @@ MODULE_big = pg_stat_statements
OBJS = pg_stat_statements.o $(WIN32RES)
EXTENSION = pg_stat_statements
DATA = pg_stat_statements--1.2.sql pg_stat_statements--1.1--1.2.sql \
pg_stat_statements--1.0--1.1.sql pg_stat_statements--unpackaged--1.0.sql
DATA = pg_stat_statements--1.3.sql pg_stat_statements--1.2--1.3.sql \
pg_stat_statements--1.1--1.2.sql pg_stat_statements--1.0--1.1.sql \
pg_stat_statements--unpackaged--1.0.sql
PGFILEDESC = "pg_stat_statements - execution statistics of SQL statements"
ifdef USE_PGXS