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mirror of https://github.com/MariaDB/server.git synced 2025-08-08 11:22:35 +03:00

MDEV-15253: Default optimizer setting changes for MariaDB 10.4

use_stat_tables= PREFERABLY
optimizer_use_condition_selectivity= 4
This commit is contained in:
Varun Gupta
2018-05-31 15:51:59 +05:30
committed by Varun Gupta
parent a25ce5ab4b
commit 93c360e3a5
248 changed files with 3685 additions and 1747 deletions

View File

@@ -4,6 +4,7 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
DROP TABLE t1;
CREATE TABLE t1(c1 VARCHAR(100) NULL, c2 VARCHAR(100) NULL);
@@ -11,6 +12,7 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
DROP TABLE t1;
CREATE TABLE t1(c1 BINARY(100) NULL, c2 BINARY(100) NULL);
@@ -18,6 +20,7 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
DROP TABLE t1;
CREATE TABLE t1(c1 VARBINARY(100) NULL, c2 VARBINARY(100) NULL);
@@ -25,6 +28,7 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze status OK
DROP TABLE t1;
CREATE TABLE t1(c1 BLOB(100) NULL, c2 BLOB(100) NULL);
@@ -32,6 +36,9 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze Warning Engine-independent statistics are not collected for column 'c1'
test.t1 analyze Warning Engine-independent statistics are not collected for column 'c2'
test.t1 analyze status OK
DROP TABLE t1;
CREATE TABLE t1(c1 TEXT(100) NULL, c2 TEXT(100) NULL);
@@ -39,5 +46,8 @@ INSERT INTO t1 VALUES('abc','ABCDEFG');
INSERT INTO t1 VALUES('123','1234567890');
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status Engine-independent statistics collected
test.t1 analyze Warning Engine-independent statistics are not collected for column 'c1'
test.t1 analyze Warning Engine-independent statistics are not collected for column 'c2'
test.t1 analyze status OK
DROP TABLE t1;