mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-20 09:07:44 +03:00
42 lines
1.1 KiB
Plaintext
42 lines
1.1 KiB
Plaintext
DROP DATABASE IF EXISTS mcs259_db;
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CREATE DATABASE mcs259_db;
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USE mcs259_db;
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CREATE TABLE t1 (a INT, b VARCHAR(30))ENGINE=Columnstore;
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INSERT INTO t1 VALUES (NULL, ''),(1, 'mariadb'),(2, 'columnstore'),(3, 'mariadb columnstore');
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SELECT INSTR('abcdefghi', 'i') FROM t1 LIMIT 1;
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INSTR('abcdefghi', 'i')
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9
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SELECT INSTR('abcdefghi', 'z') FROM t1 LIMIT 1;
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INSTR('abcdefghi', 'z')
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0
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SELECT INSTR('pqrstuvwxyz', 'u') FROM t1 LIMIT 1;
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INSTR('pqrstuvwxyz', 'u')
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6
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SELECT INSTR('mnopmm', 'm') FROM t1 LIMIT 1;
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INSTR('mnopmm', 'm')
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1
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SELECT INSTR('mnopmm', 'mm') FROM t1 LIMIT 1;
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INSTR('mnopmm', 'mm')
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5
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SELECT b, INSTR(b, 'mariadb') FROM t1 ORDER BY 1;
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b INSTR(b, 'mariadb')
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NULL NULL
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columnstore 0
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mariadb 1
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mariadb columnstore 1
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SELECT b, INSTR(concat(b,'pqr'), 'qr') FROM t1 ORDER BY 1;
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b INSTR(concat(b,'pqr'), 'qr')
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NULL NULL
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columnstore 13
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mariadb 9
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mariadb columnstore 21
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SELECT b, INSTR(concat('pqr', b), 'qr') FROM t1 ORDER BY 1;
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b INSTR(concat('pqr', b), 'qr')
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NULL NULL
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columnstore 2
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mariadb 2
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mariadb columnstore 2
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SELECT b, INSTR(b) FROM t1 ORDER BY 1;
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ERROR 42000: Incorrect parameter count in the call to native function 'INSTR'
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DROP DATABASE mcs259_db;
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