mysql update add to existing value
mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;mysql update add to existing value
mysql> UPDATE tableName SET sometotal = sometotal+10 WHERE Id = 4;sql server add column
ALTER TABLE dbo.doc_exa ADD column_b VARCHAR(20) NULL, column_c INT NULL ;change column in mysql
#Alter is used
#alter table TableName change CurrentColumnName NewColumnName Specification(size);
alter table TableName change name firstname varchar(30);mysql change column
ALTER TABLE Persons
ADD DateOfBirth date;Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us
