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15 lines
483 B
SQL
15 lines
483 B
SQL
SET max_threads = 2;
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SET optimize_read_in_order = 1;
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DROP TABLE IF EXISTS TESTTABLE4;
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CREATE TABLE TESTTABLE4 (_id UInt64, pt String, l String )
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ENGINE = MergeTree() PARTITION BY (pt) ORDER BY (_id);
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INSERT INTO TESTTABLE4 VALUES (0,'1','1'), (1,'0','1');
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SELECT _id FROM TESTTABLE4 PREWHERE l IN (select '1') ORDER BY _id DESC LIMIT 10;
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SET experimental_use_processors=1;
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SELECT _id FROM TESTTABLE4 PREWHERE l IN (select '1') ORDER BY _id DESC LIMIT 10;
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DROP TABLE TESTTABLE4; |