mirror of
https://github.com/MariaDB/server.git
synced 2025-05-05 16:59:35 +03:00
162 lines
3.0 KiB
Plaintext
162 lines
3.0 KiB
Plaintext
CREATE TABLE t1(
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f0 int auto_increment PRIMARY KEY,
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f1 int,
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f2 varchar(200)
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);
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INSERT INTO t1(f1, f2) VALUES
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(0,"0"),(1,"1"),(2,"2"),(3,"3"),(4,"4"),(5,"5"),
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(6,"6"),(7,"7"),(8,"8"),(9,"9"),(10,"10"),
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(11,"11"),(12,"12"),(13,"13"),(14,"14"),(15,"15"),
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(16,"16"),(17,"17"),(18,"18"),(19,"19"),(20,"20"),
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(21,"21"),(22,"22"),(23,"23"),(24,"24"),(25,"25"),
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(26,"26"),(27,"27"),(28,"28"),(29,"29"),(30,"30"),
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(31,"31"),(32,"32"),(33,"33"),(34,"34"),(35,"35"),
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(36,"36"),(37,"37"),(38,"38"),(39,"39"),(40,"40"),
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(41,"41"),(42,"42"),(43,"43"),(44,"44"),(45,"45"),
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(46,"46"),(47,"47"),(48,"48"),(49,"49"),(50,"50"),
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(51,"51"),(52,"52"),(53,"53"),(54,"54"),(55,"55"),
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(56,"56"),(57,"57"),(58,"58"),(59,"59"),(60,"60"),
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(61,"61"),(62,"62"),(63,"63"),(64,"64"),(65,"65"),
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(66,"66"),(67,"67"),(68,"68"),(69,"69"),(70,"70"),
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(71,"71"),(72,"72"),(73,"73"),(74,"74"),(75,"75"),
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(76,"76"),(77,"77"),(78,"78"),(79,"79"),(80,"80"),
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(81,"81"),(82,"82"),(83,"83"),(84,"84"),(85,"85"),
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(86,"86"),(87,"87"),(88,"88"),(89,"89"),(90,"90"),
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(91,"91"),(92,"92"),(93,"93"),(94,"94"),(95,"95"),
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(96,"96"),(97,"97"),(98,"98"),(99,"99");
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CREATE TEMPORARY TABLE tmp (f1 int, f2 varchar(20));
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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INSERT INTO tmp SELECT f1,f2 FROM t1;
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INSERT INTO t1(f1,f2) SELECT * FROM tmp;
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set sort_buffer_size= 32768;
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FLUSH STATUS;
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SHOW SESSION STATUS LIKE 'Sort%';
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Variable_name Value
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Sort_merge_passes 0
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Sort_priority_queue_sorts 0
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Sort_range 0
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Sort_rows 0
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Sort_scan 0
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SELECT * FROM t1 ORDER BY f2 LIMIT 100;
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f0 f1 f2
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1 0 0
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101 0 0
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201 0 0
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301 0 0
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401 0 0
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501 0 0
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601 0 0
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701 0 0
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801 0 0
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901 0 0
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1001 0 0
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1101 0 0
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1201 0 0
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1301 0 0
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1401 0 0
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1501 0 0
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1601 0 0
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1701 0 0
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1801 0 0
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1901 0 0
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2001 0 0
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2101 0 0
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2201 0 0
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2301 0 0
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2401 0 0
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2501 0 0
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2601 0 0
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2701 0 0
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2801 0 0
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2901 0 0
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3001 0 0
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3101 0 0
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3201 0 0
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3301 0 0
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3401 0 0
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3501 0 0
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3601 0 0
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3701 0 0
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3801 0 0
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3901 0 0
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4001 0 0
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4101 0 0
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4201 0 0
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4301 0 0
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4401 0 0
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4501 0 0
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4601 0 0
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4701 0 0
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4801 0 0
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4901 0 0
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5001 0 0
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5101 0 0
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5201 0 0
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5301 0 0
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5401 0 0
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5501 0 0
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5601 0 0
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5701 0 0
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5801 0 0
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5901 0 0
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6001 0 0
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6101 0 0
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6201 0 0
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6301 0 0
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6401 0 0
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6501 0 0
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6601 0 0
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6701 0 0
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6801 0 0
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6901 0 0
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7001 0 0
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7101 0 0
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7201 0 0
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7301 0 0
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7401 0 0
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7501 0 0
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7601 0 0
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7701 0 0
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7801 0 0
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7901 0 0
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8001 0 0
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8101 0 0
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8201 0 0
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8301 0 0
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8401 0 0
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8501 0 0
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8601 0 0
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8701 0 0
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8801 0 0
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8901 0 0
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9001 0 0
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9101 0 0
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9201 0 0
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9301 0 0
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9401 0 0
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9501 0 0
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9601 0 0
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9701 0 0
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9801 0 0
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9901 0 0
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SHOW SESSION STATUS LIKE 'Sort%';
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Variable_name Value
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Sort_merge_passes 0
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Sort_priority_queue_sorts 1
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Sort_range 0
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Sort_rows 100
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Sort_scan 1
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DROP TABLE t1, tmp;
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