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DROP TABLE IF EXISTS t1;
CREATE TABLE t1 (a <INT_COLUMN>, b <CHAR_COLUMN>, <CUSTOM_INDEX> (b)) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e'),(6,'x'),(7,'y'),(8,'z');
DELETE FROM t1 WHERE b > 'y';
DELETE FROM t1 WHERE a=2;
SELECT a,b FROM t1;
a b
1 a
3 c
4 d
5 e
6 x
7 y
DELETE FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (a <INT_COLUMN> PRIMARY KEY, b <CHAR_COLUMN>) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
INSERT INTO t1 (a,b) VALUES (1,'a'),(2,'b'),(3,'c'),(4,'d'),(5,'e'),(6,'x'),(7,'y'),(8,'z');
DELETE FROM t1 WHERE b > 'y';
DELETE FROM t1 WHERE a=2;
SELECT a,b FROM t1;
a b
1 a
3 c
4 d
5 e
6 x
7 y
DELETE FROM t1;
DROP TABLE t1;
CREATE TABLE t1 (a <INT_COLUMN>, b <INT_COLUMN>, c <INT_COLUMN>, <CUSTOM_INDEX>(a), <CUSTOM_INDEX>(b)) ENGINE=<STORAGE_ENGINE> <CUSTOM_TABLE_OPTIONS>;
INSERT INTO t1 (a,b,c) VALUES (1,2,3),(4,5,6),(7,8,9);
DELETE FROM t1 WHERE a = 10 OR b = 20 ORDER BY c LIMIT 1;
SELECT a,b,c FROM t1;
a b c
1 2 3
4 5 6
7 8 9
DROP TABLE t1;
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