sandisks

1、MySQL myasim引擎 innodb引擎

mysql 5.7数据类型 数值类型 BIT(M) TINYINT [UNSIGNED] [ZEROFILL] BOOL，BOOLEAN SMALLINT [UNSIGNED] [ZEROFILL] INT [UNSIGNED] [ZEROFILL] BIGINT [UNSIGNED] [ZEROFILL] FLOAT[(M,D)] [UNSIGNED] [ZEROFILL] DOUBLE...