mysql field type

Field Type
1. INT[(M)] type: normal size integer type
2. DOUBLE[(M,D)] [ZEROFILL] type: normal size (double precision) floating point number type
3. DATE date type: The supported range is 1000-01-01 to 9999-12-31. MySQL displays DATE values ​​in YYYY-MM-DD format, but allows you to assign values ​​to DATE columns using strings or numbers
4. CHAR(M) type: fixed-length string type, when stored, always fill the right side with spaces to the specified length
5. BLOB TEXT type, the maximum length is 65535 (2^16-1) characters.
6. VARCHAR type: variable-length string type