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444 lines
10 KiB
444 lines
10 KiB
3 months ago
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--source include/no_valgrind_without_big.inc
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# To make sure we have stable costs, set memory io cost equal to disk io cost
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UPDATE mysql.engine_cost
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SET cost_value = 1.0
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WHERE cost_name = 'memory_block_read_cost';
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FLUSH OPTIMIZER_COSTS;
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# Only new connections see the new cost constants
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connect (con1, localhost, root,,);
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--echo #
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--echo # TEST 1
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--echo # Greedy search iteration test for 16-way join: star schema
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--echo #
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--echo # Creation of 16 tables hidden
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--echo #
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--disable_result_log
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--disable_query_log
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let $brands=7;
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let $models_pr_brand=5;
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let $misc_properties_big=20;
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let $misc_properties_small=10;
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let $vehicles=100;
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eval
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CREATE TABLE brands (
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id_pk int PRIMARY KEY,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$brands)
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{
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inc $i;
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eval INSERT INTO brands VALUES ($i, $i, concat('brand',$i));
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}
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eval
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CREATE TABLE models (
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id_pk int PRIMARY KEY,
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id_nokey int,
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brand_id int,
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name varchar(100),
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INDEX(`brand_id`)
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);
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let $i=0;
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let $cnt=0;
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while ($i<$brands)
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{
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inc $i;
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let $j=0;
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while ($j<$models_pr_brand)
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{
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inc $cnt;
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inc $j;
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eval INSERT INTO models VALUES ($cnt, $cnt, $i, concat('brandmodel',$cnt));
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}
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}
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eval
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CREATE TABLE subtypes (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO subtypes VALUES ($i, $i, concat('subtype',$i));
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}
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eval
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CREATE TABLE colors (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_big)
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{
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inc $i;
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eval INSERT INTO colors VALUES ($i, $i, concat('color',$i));
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}
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eval
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CREATE TABLE heating (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO heating VALUES ($i, $i, concat('heating',$i));
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}
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eval
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CREATE TABLE windows (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO windows VALUES ($i, $i, concat('window',$i));
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}
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eval
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CREATE TABLE fuels (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO fuels VALUES ($i, $i, concat('fuel',$i));
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}
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eval
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CREATE TABLE transmissions (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO transmissions VALUES ($i, $i, concat('transmission',$i));
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}
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eval
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CREATE TABLE steerings (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO steerings VALUES ($i, $i, concat('steering',$i));
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}
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eval
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CREATE TABLE interiors (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_big)
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{
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inc $i;
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eval INSERT INTO interiors VALUES ($i, $i, concat('interior',$i));
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}
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eval
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CREATE TABLE drives (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO drives VALUES ($i, $i, concat('drive',$i));
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}
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eval
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CREATE TABLE wheels (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO wheels VALUES ($i, $i, concat('wheel',$i));
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}
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eval
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CREATE TABLE engine (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO engine VALUES ($i, $i, concat('engine',$i));
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}
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eval
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CREATE TABLE price_ranges (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_small)
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{
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inc $i;
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eval INSERT INTO price_ranges VALUES ($i, $i, concat('price',$i));
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}
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eval
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CREATE TABLE countries (
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id_pk int primary key,
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id_nokey int,
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name varchar(100)
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);
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let $i=0;
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while ($i<$misc_properties_big)
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{
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inc $i;
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eval INSERT INTO countries VALUES ($i, $i, concat('country',$i));
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}
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eval
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CREATE TABLE vehicles (
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id int primary key,
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model_id int,
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subtype_id int,
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color_id int,
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heating_id int,
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window_id int,
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fuel_id int,
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transmission_id int,
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steering_id int,
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interior_id int,
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drive_id int,
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price_range_id int,
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assembled_in int,
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engine_id int,
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wheels_id int
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);
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let $brands=7;
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let $models_pr_brand=3;
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let $misc_properties_big=20;
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let $misc_properties_small=$misc_properties_big/2;
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while ($i<$vehicles)
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{
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inc $i;
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eval INSERT INTO vehicles VALUES ($i, $i%2, $i%3, $i%4, $i%5, $i%6, $i%7,
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$i, $i%2, $i%3, $i%4, $i%5, $i%6, $i%7,
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$i );
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}
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ANALYZE TABLE models, subtypes, colors, heating, windows, fuels, transmissions, steerings, interiors, drives, wheels, engine, price_ranges, countries, brands;
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--enable_result_log
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--enable_query_log
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SET SESSION optimizer_search_depth = 25;
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# print_greedy_search_count will do it's own FLUSH STATUS after
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# executing each query, but we need to reset counters before
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# the first query is executed as well.
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FLUSH STATUS;
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--echo #
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--echo # 16-way join - all 15 fact tables joined on column with key
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--echo #
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let $query=
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SELECT *
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FROM vehicles
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JOIN models ON vehicles.model_id = models.id_pk
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JOIN subtypes ON vehicles.subtype_id = subtypes.id_pk
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JOIN colors ON vehicles.color_id = colors.id_pk
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JOIN heating ON vehicles.heating_id = heating.id_pk
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JOIN windows ON vehicles.window_id = windows.id_pk
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JOIN fuels ON vehicles.fuel_id = fuels.id_pk
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JOIN transmissions ON vehicles.transmission_id = transmissions.id_pk
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JOIN steerings ON vehicles.steering_id = steerings.id_pk
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JOIN interiors ON vehicles.interior_id = interiors.id_pk
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JOIN drives ON vehicles.drive_id = drives.id_pk
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JOIN wheels ON vehicles.wheels_id = wheels.id_pk
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JOIN engine ON vehicles.engine_id = engine.id_pk
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JOIN price_ranges ON vehicles.price_range_id = price_ranges.id_pk
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JOIN countries ON vehicles.assembled_in = countries.id_pk
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JOIN brands ON models.brand_id = brands.id_pk;
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--source include/print_greedy_search_count.inc
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--echo #
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--echo # 16-way join - 10 fact tables joined on column with key and
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--echo # 5 fact tables joined on column without key
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--echo #
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let $query=
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SELECT *
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FROM vehicles
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JOIN models ON vehicles.model_id = models.id_nokey
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JOIN subtypes ON vehicles.subtype_id = subtypes.id_pk
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JOIN colors ON vehicles.color_id = colors.id_pk
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JOIN heating ON vehicles.heating_id = heating.id_nokey
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JOIN windows ON vehicles.window_id = windows.id_pk
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JOIN fuels ON vehicles.fuel_id = fuels.id_pk
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JOIN transmissions ON vehicles.transmission_id = transmissions.id_nokey
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JOIN steerings ON vehicles.steering_id = steerings.id_pk
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JOIN interiors ON vehicles.interior_id = interiors.id_pk
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JOIN drives ON vehicles.drive_id = drives.id_pk
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JOIN wheels ON vehicles.wheels_id = wheels.id_nokey
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JOIN engine ON vehicles.engine_id = engine.id_pk
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JOIN price_ranges ON vehicles.price_range_id = price_ranges.id_pk
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JOIN countries ON vehicles.assembled_in = countries.id_pk
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JOIN brands ON models.brand_id = brands.id_nokey;
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--source include/print_greedy_search_count.inc
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select @@optimizer_search_depth;
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select @@optimizer_prune_level;
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DROP TABLE vehicles, models, subtypes, colors, heating, windows,
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fuels, transmissions, steerings, interiors, drives,
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price_ranges, countries, brands, wheels, engine;
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--echo #
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--echo # TEST 2
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--echo # Greedy search iteration test for chain of tables
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--echo #
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--source include/greedy_search_load_tables.inc
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# Explanation to the test
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#
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# A chain of tables is joined like this:
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# t1 JOIN t2 ON t1.<some_col>=t2.<some_col> JOIN t3 ON ...
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#
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# Different variants of table sizes and columns in the join conditions
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# are tested.
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#
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# The column names mean:
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# 'pk' - The column is primary key
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# 'colidx' - The column is indexed
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# 'col' - The column is not indexed
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#
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# The table names mean:
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# tx_y - table with x rows, y is simply used to get unique table names
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#
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# A comment explains each test. The notation used is
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# (...,tx_col_next):(ty_col_prev,...)
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# which means that table x is joined with table y with join condition
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# "ON tx.col_next = ty.col_prev" like this:
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# t1 JOIN t2 ON t1.col_next=t2.col_prev ...
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--echo #
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--echo # Chain test a: colidx):(pk,colidx):(pk,colidx)
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--echo #
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let $query= SELECT * FROM t10_1;
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let $i= 1;
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while ($i < 8)
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{
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let $query= $query JOIN t100_$i ON t10_$i.colidx = t100_$i.pk;
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let $j=$i;
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inc $j;
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let $query= $query JOIN t10_$j ON t100_$i.colidx = t10_$j.pk;
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inc $i;
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}
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--source include/print_greedy_search_count.inc
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--echo #
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--echo # Chain test b: (...,col):(colidx, col):(pk,col):(colidx,col):(pk,...)
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--echo #
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let $query= SELECT * FROM t10_1;
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let $i= 1;
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while ($i < 8)
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{
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let $query= $query JOIN t100_$i ON t10_$i.col = t100_$i.colidx;
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|
let $j=$i;
|
||
|
|
inc $j;
|
||
|
|
let $query= $query JOIN t10_$j ON t100_$i.col = t10_$j.pk;
|
||
|
|
inc $i;
|
||
|
|
}
|
||
|
|
--source include/print_greedy_search_count.inc
|
||
|
|
|
||
|
|
--echo #
|
||
|
|
--echo # Chain test c: (...,colidx):(col, pk):(col,colidx):(col,...)
|
||
|
|
--echo #
|
||
|
|
let $query= SELECT * FROM t10_1;
|
||
|
|
let $i= 1;
|
||
|
|
while ($i < 8)
|
||
|
|
{
|
||
|
|
let $query= $query JOIN t100_$i ON t10_$i.colidx = t100_$i.col;
|
||
|
|
let $j=$i;
|
||
|
|
inc $j;
|
||
|
|
let $query= $query JOIN t10_$j ON t100_$i.pk = t10_$j.col;
|
||
|
|
inc $i;
|
||
|
|
}
|
||
|
|
--source include/print_greedy_search_count.inc
|
||
|
|
|
||
|
|
--echo #
|
||
|
|
--echo # Chain test d: (...,colidx):(pk, col):(pk,colidx):(pk,col):(pk,...)
|
||
|
|
--echo #
|
||
|
|
let $query= SELECT * FROM t10_1;
|
||
|
|
let $i= 1;
|
||
|
|
while ($i < 8)
|
||
|
|
{
|
||
|
|
let $query= $query JOIN t100_$i ON t10_$i.colidx = t100_$i.pk;
|
||
|
|
let $j=$i;
|
||
|
|
inc $j;
|
||
|
|
let $query= $query JOIN t10_$j ON t100_$i.col = t10_$j.pk;
|
||
|
|
inc $i;
|
||
|
|
}
|
||
|
|
--source include/print_greedy_search_count.inc
|
||
|
|
|
||
|
|
--echo #
|
||
|
|
--echo # Cleanup after TEST 2
|
||
|
|
--echo #
|
||
|
|
|
||
|
|
--source include/greedy_search_drop_tables.inc
|
||
|
|
|
||
|
|
# Reset cost value to make sure it does not effect other tests
|
||
|
|
UPDATE mysql.engine_cost
|
||
|
|
SET cost_value = DEFAULT
|
||
|
|
WHERE cost_name = 'memory_block_read_cost';
|
||
|
|
FLUSH OPTIMIZER_COSTS;
|