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DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a INT, b CHAR(8), pk INT AUTO_INCREMENT PRIMARY KEY, KEY(b)) ENGINE=rocksdb;
INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e');
INSERT INTO t1 (a,b) VALUES (100,'a'), (6,'f');
INSERT INTO t1 (a,b) VALUES (30,'m'),(29,'n');
INSERT INTO t1 (a,b) VALUES (1,'a'),(12345,'z');
INSERT INTO t1 (a,b) VALUES (3,'a'),(0,'');
SELECT a,b FROM t1;
a b
0
1 a
1 a
100 a
12345 z
2 b
29 n
3 a
3 c
30 m
4 d
5 e
6 f
DROP TABLE t1;
#----------------------------------------
# UNIQUE KEYS are not supported currently
#-----------------------------------------
CREATE TABLE t1 (a INT PRIMARY KEY, b CHAR(8)) ENGINE=rocksdb;
INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e');
INSERT INTO t1 (a,b) VALUES (100,'a'), (6,'f');
INSERT INTO t1 (a,b) VALUES (30,'m'),(29,'n');
INSERT INTO t1 (a,b) VALUES (1,'a'),(12345,'z');
ERROR 23000: Duplicate entry '1' for key 'PRIMARY'
INSERT INTO t1 (a,b) VALUES (3,'a'),(0,'');
ERROR 23000: Duplicate entry '3' for key 'PRIMARY'
INSERT INTO t1 (a,b) VALUES (0,'');
SELECT a,b FROM t1;
a b
0
1 a
100 a
2 b
29 n
3 c
30 m
4 d
5 e
6 f
INSERT IGNORE INTO t1 (a,b) VALUES (1,'a'),(12345,'z');
Warnings:
Warning 1062 Duplicate entry '1' for key 'PRIMARY'
INSERT INTO t1 (a,b) VALUES (1,'a'),(12345,'z') ON DUPLICATE KEY UPDATE b = CONCAT(b,b);
SELECT a,b FROM t1;
a b
0
1 aa
100 a
12345 zz
2 b
29 n
3 c
30 m
4 d
5 e
6 f
DROP TABLE t1;
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