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mirror of https://github.com/MariaDB/server.git synced 2025-07-29 05:21:33 +03:00

Merge 10.2 into 10.3

This commit is contained in:
Marko Mäkelä
2019-04-25 09:05:52 +03:00
60 changed files with 1130 additions and 287 deletions

View File

@ -652,6 +652,76 @@ MAX(pk)
NULL
DROP TABLE t1;
#
# MDEV-17605: SHOW INDEXES with use_stat_tables='preferably'
#
set use_stat_tables='preferably';
CREATE DATABASE dbt3_s001;
use dbt3_s001;
set @save_optimizer_switch=@@optimizer_switch;
set optimizer_switch='extended_keys=off';
select * from mysql.table_stats;
db_name table_name cardinality
dbt3_s001 lineitem 6005
select * from mysql.index_stats;
db_name table_name index_name prefix_arity avg_frequency
dbt3_s001 lineitem PRIMARY 1 4.0033
dbt3_s001 lineitem PRIMARY 2 1.0000
dbt3_s001 lineitem i_l_shipdate 1 2.6500
dbt3_s001 lineitem i_l_suppkey_partkey 1 30.0250
dbt3_s001 lineitem i_l_suppkey_partkey 2 8.5786
dbt3_s001 lineitem i_l_partkey 1 30.0250
dbt3_s001 lineitem i_l_suppkey 1 600.5000
dbt3_s001 lineitem i_l_receiptdate 1 2.6477
dbt3_s001 lineitem i_l_orderkey 1 4.0033
dbt3_s001 lineitem i_l_orderkey_quantity 1 4.0033
dbt3_s001 lineitem i_l_orderkey_quantity 2 1.0404
dbt3_s001 lineitem i_l_commitdate 1 2.7160
SHOW INDEXES FROM lineitem;
Table Non_unique Key_name Seq_in_index Column_name Collation Cardinality Sub_part Packed Null Index_type Comment Index_comment
lineitem 0 PRIMARY 1 l_orderkey A 1500 NULL NULL BTREE
lineitem 0 PRIMARY 2 l_linenumber A 6005 NULL NULL BTREE
lineitem 1 i_l_shipdate 1 l_shipDATE A 2266 NULL NULL YES BTREE
lineitem 1 i_l_suppkey_partkey 1 l_partkey A 200 NULL NULL YES BTREE
lineitem 1 i_l_suppkey_partkey 2 l_suppkey A 699 NULL NULL YES BTREE
lineitem 1 i_l_partkey 1 l_partkey A 200 NULL NULL YES BTREE
lineitem 1 i_l_suppkey 1 l_suppkey A 10 NULL NULL YES BTREE
lineitem 1 i_l_receiptdate 1 l_receiptDATE A 2268 NULL NULL YES BTREE
lineitem 1 i_l_orderkey 1 l_orderkey A 1500 NULL NULL BTREE
lineitem 1 i_l_orderkey_quantity 1 l_orderkey A 1500 NULL NULL BTREE
lineitem 1 i_l_orderkey_quantity 2 l_quantity A 5771 NULL NULL YES BTREE
lineitem 1 i_l_commitdate 1 l_commitDATE A 2210 NULL NULL YES BTREE
SELECT * FROM INFORMATION_SCHEMA.STATISTICS WHERE table_name='lineitem';
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME NON_UNIQUE INDEX_SCHEMA INDEX_NAME SEQ_IN_INDEX COLUMN_NAME COLLATION CARDINALITY SUB_PART PACKED NULLABLE INDEX_TYPE COMMENT INDEX_COMMENT
def dbt3_s001 lineitem 0 dbt3_s001 PRIMARY 1 l_orderkey A 1500 NULL NULL BTREE
def dbt3_s001 lineitem 0 dbt3_s001 PRIMARY 2 l_linenumber A 6005 NULL NULL BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_shipdate 1 l_shipDATE A 2266 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_suppkey_partkey 1 l_partkey A 200 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_suppkey_partkey 2 l_suppkey A 699 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_partkey 1 l_partkey A 200 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_suppkey 1 l_suppkey A 10 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_receiptdate 1 l_receiptDATE A 2268 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_orderkey 1 l_orderkey A 1500 NULL NULL BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_orderkey_quantity 1 l_orderkey A 1500 NULL NULL BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_orderkey_quantity 2 l_quantity A 5771 NULL NULL YES BTREE
def dbt3_s001 lineitem 1 dbt3_s001 i_l_commitdate 1 l_commitDATE A 2210 NULL NULL YES BTREE
SELECT
COUNT(DISTINCT l_orderkey), COUNT(DISTINCT l_orderkey,l_linenumber),
COUNT(DISTINCT l_shipDATE),
COUNT(DISTINCT l_partkey), COUNT(DISTINCT l_partkey,l_suppkey),
COUNT(DISTINCT l_suppkey), COUNT(DISTINCT l_receiptDATE),
COUNT(DISTINCT l_orderkey, l_quantity), COUNT(DISTINCT l_commitDATE)
FROM lineitem;
COUNT(DISTINCT l_orderkey) COUNT(DISTINCT l_orderkey,l_linenumber) COUNT(DISTINCT l_shipDATE) COUNT(DISTINCT l_partkey) COUNT(DISTINCT l_partkey,l_suppkey) COUNT(DISTINCT l_suppkey) COUNT(DISTINCT l_receiptDATE) COUNT(DISTINCT l_orderkey, l_quantity) COUNT(DISTINCT l_commitDATE)
1500 6005 2266 200 700 10 2268 5772 2211
set optimizer_switch=@save_optimizer_switch;
DROP DATABASE dbt3_s001;
USE test;
delete from mysql.table_stats;
delete from mysql.column_stats;
delete from mysql.index_stats;
set @save_optimizer_switch=@@optimizer_switch;
set use_stat_tables=@save_use_stat_tables;
#
# MDEV-18899: Server crashes in Field::set_warning_truncated_wrong_value
#
set names utf8;