mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
8b9db66ddd
Sometimes server assigns DOUBLE type for arithmetic operations over DECIMAL arguments. In this rare case width of result was incorrectly adjusted and it triggered an assertion. Now width of result gets adjusted only if result type is also DECIMAL.
26 lines
567 B
Plaintext
26 lines
567 B
Plaintext
DROP DATABASE IF EXISTS MCOL5889;
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CREATE DATABASE MCOL5889;
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USE MCOL5889;
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CREATE TABLE t1 (f1 DECIMAL, f2 BIGINT, f3 DOUBLE) ENGINE=columnstore;
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CREATE TABLE t2 (f1 DECIMAL, f2 INT, f3 DOUBLE) ENGINE=columnstore;
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INSERT INTO t1 VALUES (1, 2, 3), (2, 3, 4), (3, 4, 5);
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INSERT INTO t2 VALUES (4, 5, 6), (5, 6, 7), (6, 7, 8);
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SELECT f1, f2, f3, f2 * f3 FROM
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(
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SELECT f1, f2, AVG(f3) f3 FROM
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(
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SELECT f1, f2, f3 FROM t1
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UNION ALL
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SELECT f1, f2, f3 FROM t2
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) U
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GROUP BY f1
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) V;
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f1 f2 f3 f2 * f3
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1 2 3 6
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2 3 4 12
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3 4 5 20
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4 5 6 30
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5 6 7 42
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6 7 8 56
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DROP DATABASE MCOL5889;
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