131 lines
4.6 KiB
PHP
131 lines
4.6 KiB
PHP
#
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# UPDATE statements using index_merge optimization
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#
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# The include file works as intended only when index_merge_single_col_setup.inc
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# or index_merge_multi_col_setup.inc is used. The table t1 set-up is done in
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# these two include files.
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--disable_warnings
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DROP TABLE IF EXISTS t2;
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--enable_warnings
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CREATE TABLE t2 LIKE t1;
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INSERT INTO t2 SELECT * FROM t1;
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ANALYZE TABLE t2;
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#1. UPDATE statements with various combinations of comparison operators
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# intersect optimization technique test cases for non-selects
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# are in a separate file(index_merge_intersect_dml.inc)
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# due to different table requirements.
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# union and sort_union
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--let $query = WHERE key1=80 OR key4=49
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key6=7 $query
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--eval SELECT COUNT(*), SUM(key6) FROM t1 $query
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--eval UPDATE t1 SET key6=7 $query
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--eval SELECT COUNT(*), SUM(key6) FROM t1 $query
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--let $query = WHERE (key3=80 AND key5 IS NOT NULL) OR (key2=49 AND key6 IS NULL)
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key1=18 $query
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--eval SELECT COUNT(*), SUM(key1) FROM t1 $query
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--eval UPDATE t1 SET key1=18 $query
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--eval SELECT COUNT(*), SUM(key1) FROM t1 $query
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--let $query = WHERE (key4=42 AND key6 IS NOT NULL) OR (key1>4 AND key5 IS NULL) AND key2<>50
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key3=18 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t1 $query
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--eval UPDATE t1 SET key3=18 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t1 $query
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--let $query = WHERE key2=80 OR key3=1025 OR key4 <=> NULL
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key8=64 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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--eval UPDATE t1 SET key8=64 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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--let $query = WHERE (key1 < 3 OR key2 < 2) AND (key3 < 3 OR key4 < 3) AND (key5 < 2 OR key6 < 2)
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key8=18 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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--eval UPDATE t1 SET key8=18 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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--let $query = WHERE key1 between 25 AND 40 OR key2 between 15 AND 49
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key3=32 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t1 $query
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--eval UPDATE t1 SET key3=32 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t1 $query
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--let $query = WHERE key1 IN (15,70) OR key2 IN (15,70)
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key7=25 $query
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--eval SELECT COUNT(*), SUM(key7) FROM t1 $query
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--eval UPDATE t1 SET key7=25 $query
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--eval SELECT COUNT(*), SUM(key7) FROM t1 $query
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#2. Statement with ORDER BY
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--let $query = WHERE key5<5 OR key8<10 ORDER BY key1
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key1=10 $query
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--eval SELECT COUNT(*), SUM(key1) FROM t1 $query
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--eval UPDATE t1 SET key1=10 $query
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--eval SELECT COUNT(*), SUM(key1) FROM t1 $query
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#3. Multi table SQL statements
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--let $query = t1 left join t2 ON (t2.key1=t2.key1) SET t1.key4=15 WHERE t1.key5=40 OR t1.key4=15
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--replace_column 10 #
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--eval EXPLAIN UPDATE $query
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SELECT COUNT(*), SUM(key4) FROM t1;
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--eval UPDATE $query
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SELECT COUNT(*), SUM(key4) FROM t1;
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# Statements with subqueries
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--let $query2 = key6 < ANY (SELECT key6 FROM t1 WHERE key1=10 OR key5=3)
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--let $query1 = WHERE (key3=28 OR key4=10)
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--replace_column 10 #
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--eval EXPLAIN UPDATE t2 SET key7=7 $query1 AND $query2
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--eval SELECT COUNT(*), SUM(key7) FROM t2 $query1 AND $query2
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--eval UPDATE t2 SET key7=7 $query1 AND $query2
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--eval SELECT COUNT(*), SUM(key7) FROM t2 $query1 AND $query2
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--let $query3 = key1 < ANY (SELECT key1 FROM t1 WHERE key1<5 OR key4<7)
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--let $query2 = key4 < SOME (SELECT key4 FROM t1 WHERE key1<5 OR key4<8)
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--let $query1 = WHERE key1=25 OR key4=40
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--replace_column 10 #
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--eval EXPLAIN UPDATE t2 SET key2=2 $query1 AND ($query2 OR $query3)
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--eval SELECT COUNT(*), SUM(key2) FROM t2 $query1 AND ($query2 OR $query3)
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--eval UPDATE t2 SET key2=2 $query1 AND ($query2 OR $query3)
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--eval SELECT COUNT(*), SUM(key2) FROM t2 $query1 AND ($query2 OR $query3)
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--let $query = WHERE EXISTS (SELECT * FROM t1 WHERE key6<3 OR key4<10)
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--replace_column 10 #
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--eval EXPLAIN UPDATE t2 SET key3=20 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t2 $query
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--eval UPDATE t2 SET key3=20 $query
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--eval SELECT COUNT(*), SUM(key3) FROM t2 $query
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# The following statement doesn't use index_merge optimization technique when
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# the table is created with single column index setup.
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--let $query = WHERE key5=80 OR key6=49
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--replace_column 10 #
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--eval EXPLAIN UPDATE t1 SET key8=50 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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--eval UPDATE t1 SET key8=50 $query
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--eval SELECT COUNT(*), SUM(key8) FROM t1 $query
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#
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# end of UPDATE statements
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#
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