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25 lines
844 B
Plaintext
25 lines
844 B
Plaintext
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PRAGMA cache_size = 5;
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CREATE TABLE t11(a, b);
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INSERT INTO t11 VALUES(randomblob(5000), NULL);
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --2
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --3
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --4
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --5
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --6
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --7
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --8
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INSERT INTO t11 SELECT randomblob(5000), NULL FROM t11; --9
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UPDATE t11 SET b = cksum(a);
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PRAGMA cache_size = 20000;
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WITH r(x,y) AS (
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SELECT 1, randomblob(1000)
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UNION ALL
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SELECT x+1, randomblob(1000) FROM r
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LIMIT 2200000
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)
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SELECT count(*), sum(length(y)) FROM r GROUP BY (x%5);
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