how to change column type mysql code example

Example 1: alter table column change data type to text mysql

ALTER TABLE tablename MODIFY columnname INTEGER;

Example 2: alter table add column

ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;

Example 3: change column in mysql

#Alter is used
#alter table TableName change CurrentColumnName NewColumnName Specification(size);
alter table TableName change name firstname varchar(30);

Tags:

Csharp Example

Related