- tinyint 1byte有符号整数
- smalint 2byte有符号整数
- int 4byte有符号整数
- bigint 8byte有符号整数
- boolean
- float 单精度浮点数
- double 双精度浮点数
- string 字符串
- timestamp 整数浮点数或者字符串
- binary 字节数组
- struct struct street:string,city:string {"street":"mozijie","city":"cd"}
- map map<string,float> {"s1":110.4,"s2":50.1}
- array array ["emp1","emp2","emp3"]
标签： 浮点数、符号、street、city、整数、面试
