mirror of
https://github.com/tursodatabase/libsql.git
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55 lines
1.2 KiB
Plaintext
55 lines
1.2 KiB
Plaintext
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EXPLAIN QUERY PLAN SELECT 5 UNION ALL SELECT 3 ORDER BY 1
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SELECT 5 UNION ALL SELECT 3 ORDER BY 1
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SELECT 986 AS x GROUP BY X ORDER BY X
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CREATE TABLE abc(a, b, c);
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INSERT INTO abc VALUES(1, 2, 3);
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INSERT INTO abc VALUES(4, 5, 6);
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INSERT INTO abc VALUES(7, 8, 9);
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SELECT (
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SELECT 'hardware' FROM (
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SELECT 'software' ORDER BY 'firmware' ASC, 'sportswear' DESC
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) GROUP BY 1 HAVING length(b)
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)
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FROM abc;
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CREATE TABLE t7(a,b);
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CREATE INDEX t7a ON t7(a);
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CREATE INDEX t7ab ON t7(a,b);
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EXPLAIN QUERY PLAN
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SELECT * FROM t7 WHERE a=?1 ORDER BY rowid;
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PRAGMA cache_size = 5;
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CREATE TABLE t1(a, b);
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CREATE INDEX i1 ON t1(a);
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WITH cnt(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM cnt WHERE i<10000
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)
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INSERT INTO t1 SELECT i%2, randomblob(500) FROM cnt;
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(x INTEGER PRIMARY KEY);
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INSERT INTO t1 VALUES(1),(2);
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DROP TABLE IF EXISTS t2;
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CREATE TABLE t2(y);
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INSERT INTO t2 VALUES(9),(8),(3),(4);
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SELECT (SELECT x||y FROM t2, t1 ORDER BY x, y);
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CREATE TABLE t10(a,b);
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INSERT INTO t10 VALUES(1,2),(8,9),(3,4),(5,4),(0,7);
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CREATE INDEX t10b ON t10(b);
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SELECT b, rowid, '^' FROM t10 ORDER BY b, a LIMIT 4;
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