mysql Update statement

UK[ˌʌpˈdeɪt] US[ʌpˈdet]

vt. Update, modernize; correct, amend

n. Modernize; updated information; updated behavior or instances

Third person singular: updates Plural: updates Present participle: updating Past tense: updated Past participle: updated

mysql Update statement syntax

Function: Used to modify the data in the table.

Syntax: UPDATE table name SET column name = new value WHERE column name = some value

mysql Update statement example

//为 lastname 是 "Wilson" 的人添加 firstname
UPDATE Person SET FirstName = 'Fred' WHERE LastName = 'Wilson';
//为lastname是"wilson" 的人修改地址（address），并添加城市名称（city）
UPDATE Person SET Address = 'Zhongshan 23', City = 'Nanjing' WHERE LastName = 'Wilson';