mysql 字段对应java 类型 范围

義往昔 19天前 ⋅ 47 阅读

Table 11.1 Required Storage and Range for Integer Types Supported by MySQL

Type Storage (Bytes) Minimum Value Signed Minimum Value Unsigned Maximum Value Signed Maximum Value Unsigned
TINYINT 1 -128 0 127 255
SMALLINT 2 -32768 0 32767 65535
MEDIUMINT 3 -8388608 0 8388607 16777215
INT 4 -2147483648 0 2147483647 4294967295
BIGINT 8 -263 0 263-1 264-1
 


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