mysql中int整型数字范围
| Type | Bytes | Minimum Value | Maximum Value |
| (Signed/Unsigned) | (Signed/Unsigned) | ||
TINYINT |
1 | -128 |
127 |
0 |
255 |
||
SMALLINT |
2 | -32768 |
32767 |
0 |
65535 |
||
MEDIUMINT |
3 | -8388608 |
8388607 |
0 |
16777215 |
||
INT |
4 | -2147483648 |
2147483647 |
0 |
4294967295 |
||
BIGINT |
8 | -9223372036854775808 |
9223372036854775807 |
0 |
18446744073709551615 |
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