Adding upstream version 18.13.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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76 changed files with 21248 additions and 19605 deletions
86
tests/fixtures/optimizer/simplify.sql
vendored
86
tests/fixtures/optimizer/simplify.sql
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@ -625,7 +625,7 @@ t0.x = t1.x AND t0.y < t1.y AND t0.y <= t1.y;
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t0.x = t1.x AND t0.y < t1.y AND t0.y <= t1.y;
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--------------------------------------
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-- Coalesce
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-- COALESCE
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--------------------------------------
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COALESCE(x);
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x;
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@ -669,18 +669,45 @@ a AND b AND (ROW() OVER () = 1 OR ROW() OVER () IS NULL);
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CONCAT(x, y);
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CONCAT(x, y);
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CONCAT_WS(sep, x, y);
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CONCAT_WS(sep, x, y);
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CONCAT(x);
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x;
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CONCAT('a', 'b', 'c');
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'abc';
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CONCAT('a', NULL);
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CONCAT('a', NULL);
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CONCAT_WS('-', 'a', 'b', 'c');
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'a-b-c';
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CONCAT('a', x, y, 'b', 'c');
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CONCAT('a', x, y, 'bc');
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CONCAT_WS('-', 'a', x, y, 'b', 'c');
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CONCAT_WS('-', 'a', x, y, 'b-c');
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'a' || 'b';
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'ab';
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CONCAT_WS('-', 'a');
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'a';
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CONCAT_WS('-', x, y);
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CONCAT_WS('-', x, y);
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CONCAT_WS('', x, y);
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CONCAT_WS('', x, y);
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CONCAT_WS('-', x);
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CONCAT_WS('-', x);
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CONCAT_WS(sep, 'a', 'b');
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CONCAT_WS(sep, 'a', 'b');
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'a' || 'b' || x;
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CONCAT('ab', x);
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@ -837,3 +864,60 @@ x < CAST('2020-01-07' AS DATE);
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x - INTERVAL '1' day = CAST(y AS DATE);
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x - INTERVAL '1' day = CAST(y AS DATE);
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--------------------------------------
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-- Constant Propagation
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--------------------------------------
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x = 5 AND y = x;
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x = 5 AND y = 5;
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5 = x AND y = x;
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y = 5 AND 5 = x;
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x = 5 OR y = x;
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x = 5 OR y = x;
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(x = 5 AND y = x) OR y = 1;
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(x = 5 AND y = 5) OR y = 1;
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t.x = 5 AND y = x;
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t.x = 5 AND y = x;
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t.x = 'a' AND y = CONCAT_WS('-', t.x, 'b');
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t.x = 'a' AND y = 'a-b';
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x = 5 AND y = x AND y + 1 < 5;
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FALSE;
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x = 5 AND x = 6;
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FALSE;
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x = 5 AND (y = x OR z = 1);
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x = 5 AND (y = x OR z = 1);
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x = 5 AND x + 3 = 8;
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x = 5;
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x = 5 AND (SELECT x FROM t WHERE y = 1);
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x = 5 AND (SELECT x FROM t WHERE y = 1);
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x = 1 AND y > 0 AND (SELECT z = 5 FROM t WHERE y = 1);
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x = 1 AND y > 0 AND (SELECT z = 5 FROM t WHERE y = 1);
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x = 1 AND x = y AND (SELECT z FROM t WHERE a AND (b OR c));
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x = 1 AND (SELECT z FROM t WHERE a AND (b OR c)) AND 1 = y;
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t1.a = 39 AND t2.b = t1.a AND t3.c = t2.b;
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t1.a = 39 AND t2.b = 39 AND t3.c = 39;
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x = 1 AND CASE WHEN x = 5 THEN FALSE ELSE TRUE END;
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x = 1 AND CASE WHEN FALSE THEN FALSE ELSE TRUE END;
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x = 1 AND IF(x = 5, FALSE, TRUE);
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x = 1 AND CASE WHEN FALSE THEN FALSE ELSE TRUE END;
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x = y AND CASE WHEN x = 5 THEN FALSE ELSE TRUE END;
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x = y AND CASE WHEN x = 5 THEN FALSE ELSE TRUE END;
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x = 1 AND CASE WHEN y = 5 THEN x = z END;
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x = 1 AND CASE WHEN y = 5 THEN 1 = z END;
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