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MDEV-39405: store the necessary plugin-engines optimizer costs
store the necessary plugin-engines optimizer costs that are used by the query into the context, so that the replay server uses the same while computing query cost
1 parent 17dece4 commit 4bad3f1

3 files changed

Lines changed: 185 additions & 80 deletions

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‎mysql-test/main/costs.test‎

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@@ -8,6 +8,7 @@
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--source include/have_sequence.inc
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--source include/have_innodb.inc
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--source include/innodb_stable_estimates.inc
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--disable_replay testfile Uses Last_query_cost for most queries
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create table t1 (a int primary key, b int, c int, d int, e int, key ba (b,a), key bda (b,d,a), key cba (c,b,a), key cb (c,b), key d (d)) engine=aria;
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insert into t1 select seq,seq,seq,seq,seq from seq_1_to_10;

‎mysql-test/main/opt_context_replay_basic.result‎

Lines changed: 73 additions & 1 deletion
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@@ -20,7 +20,43 @@ select @set_stmts;
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@set_stmts
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SET NAMES utf8mb4;
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SET join_buffer_size=262144;
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SET GLOBAL MyISAM.OPTIMIZER_DISK_READ_COST=10.24;
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SET GLOBAL MyISAM.OPTIMIZER_INDEX_BLOCK_COPY_COST=0.0356;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_COPY_COST=0.015685;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_LOOKUP_COST=0.550142;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_NEXT_FIND_COST=0.090585;
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SET GLOBAL MyISAM.OPTIMIZER_DISK_READ_RATIO=0.02;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_COPY_COST=0.060866;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_LOOKUP_COST=1.014818;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_NEXT_FIND_COST=0.063539;
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SET GLOBAL MyISAM.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL MyISAM.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET GLOBAL heap.OPTIMIZER_DISK_READ_COST=0;
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SET GLOBAL heap.OPTIMIZER_INDEX_BLOCK_COPY_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL heap.OPTIMIZER_KEY_COPY_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_LOOKUP_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_NEXT_FIND_COST=0;
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SET GLOBAL heap.OPTIMIZER_DISK_READ_RATIO=0;
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SET GLOBAL heap.OPTIMIZER_ROW_COPY_COST=0.002334;
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SET GLOBAL heap.OPTIMIZER_ROW_LOOKUP_COST=0;
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SET GLOBAL heap.OPTIMIZER_ROW_NEXT_FIND_COST=0.0080166;
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SET GLOBAL heap.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL heap.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET GLOBAL temp_table.OPTIMIZER_DISK_READ_COST=10.24;
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SET GLOBAL temp_table.OPTIMIZER_INDEX_BLOCK_COPY_COST=0.0356;
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SET GLOBAL temp_table.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL temp_table.OPTIMIZER_KEY_COPY_COST=0.015685;
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SET GLOBAL temp_table.OPTIMIZER_KEY_LOOKUP_COST=0.435777;
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SET GLOBAL temp_table.OPTIMIZER_KEY_NEXT_FIND_COST=0.082347;
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SET GLOBAL temp_table.OPTIMIZER_DISK_READ_RATIO=0.02;
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SET GLOBAL temp_table.OPTIMIZER_ROW_COPY_COST=0.060866;
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SET GLOBAL temp_table.OPTIMIZER_ROW_LOOKUP_COST=0.130839;
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SET GLOBAL temp_table.OPTIMIZER_ROW_NEXT_FIND_COST=0.045916;
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SET GLOBAL temp_table.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL temp_table.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET join_buffer_size=262144;
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SET join_cache_level=2;
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@@ -87,6 +123,42 @@ dumpfile "dump1.sql" from information_schema.optimizer_context;
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ERROR HY000: The MariaDB server is running with the --secure-file-priv option so it cannot execute this statement
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drop table t1;
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SET NAMES utf8mb4;
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SET GLOBAL MyISAM.OPTIMIZER_DISK_READ_COST=10.24;
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SET GLOBAL MyISAM.OPTIMIZER_INDEX_BLOCK_COPY_COST=0.0356;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_COPY_COST=0.015685;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_LOOKUP_COST=0.550142;
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SET GLOBAL MyISAM.OPTIMIZER_KEY_NEXT_FIND_COST=0.090585;
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SET GLOBAL MyISAM.OPTIMIZER_DISK_READ_RATIO=0.02;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_COPY_COST=0.060866;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_LOOKUP_COST=1.014818;
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SET GLOBAL MyISAM.OPTIMIZER_ROW_NEXT_FIND_COST=0.063539;
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SET GLOBAL MyISAM.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL MyISAM.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET GLOBAL heap.OPTIMIZER_DISK_READ_COST=0;
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SET GLOBAL heap.OPTIMIZER_INDEX_BLOCK_COPY_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL heap.OPTIMIZER_KEY_COPY_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_LOOKUP_COST=0;
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SET GLOBAL heap.OPTIMIZER_KEY_NEXT_FIND_COST=0;
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SET GLOBAL heap.OPTIMIZER_DISK_READ_RATIO=0;
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SET GLOBAL heap.OPTIMIZER_ROW_COPY_COST=0.002334;
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SET GLOBAL heap.OPTIMIZER_ROW_LOOKUP_COST=0;
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SET GLOBAL heap.OPTIMIZER_ROW_NEXT_FIND_COST=0.0080166;
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SET GLOBAL heap.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL heap.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET GLOBAL temp_table.OPTIMIZER_DISK_READ_COST=10.24;
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SET GLOBAL temp_table.OPTIMIZER_INDEX_BLOCK_COPY_COST=0.0356;
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SET GLOBAL temp_table.OPTIMIZER_KEY_COMPARE_COST=0.011361;
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SET GLOBAL temp_table.OPTIMIZER_KEY_COPY_COST=0.015685;
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SET GLOBAL temp_table.OPTIMIZER_KEY_LOOKUP_COST=0.435777;
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SET GLOBAL temp_table.OPTIMIZER_KEY_NEXT_FIND_COST=0.082347;
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SET GLOBAL temp_table.OPTIMIZER_DISK_READ_RATIO=0.02;
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SET GLOBAL temp_table.OPTIMIZER_ROW_COPY_COST=0.060866;
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SET GLOBAL temp_table.OPTIMIZER_ROW_LOOKUP_COST=0.130839;
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SET GLOBAL temp_table.OPTIMIZER_ROW_NEXT_FIND_COST=0.045916;
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SET GLOBAL temp_table.OPTIMIZER_ROWID_COMPARE_COST=0.002653;
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SET GLOBAL temp_table.OPTIMIZER_ROWID_COPY_COST=0.002653;
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SET join_buffer_size=262144;
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SET join_cache_level=2;
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SET optimizer_adjust_secondary_key_costs=0;

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