/SQL/Sql script to remove default from column

Sql script to remove default from column

DECLARE @tableName VARCHAR(MAX) = '<MYTABLENAME>'
DECLARE @columnName VARCHAR(MAX) = '<MYCOLUMNAME>'
DECLARE @ConstraintName nvarchar(200)
SELECT @ConstraintName = Name 
FROM SYS.DEFAULT_CONSTRAINTS
WHERE PARENT_OBJECT_ID = OBJECT_ID(@tableName) 
AND PARENT_COLUMN_ID = (
    SELECT column_id FROM sys.columns
    WHERE NAME = @columnName AND object_id = OBJECT_ID(@tableName))
IF @ConstraintName IS NOT NULL
    EXEC('ALTER TABLE '+@tableName+' DROP CONSTRAINT ' + @ConstraintName)
    
-- Just replace <MYTABLENAME> and <MYCOLUMNNAME>

Source: stackoverflow.com

Similar codes

0 vote147 views1 answer
How to rename a database in tsql
SQL
2 votes105 views2 answers
Mysql all columns
SQL
57 votes193 views6 answers
Sql alter table
SQL
0 vote128 views3 answers
How to find all role in mysql
SQL
3 votes113 views3 answers
How to set up an auto incrementing id db browser
SQL
0 vote132 views1 answer
FIND most frequent word in sql server
SQL
3 votes115 views1 answer
Delete all content in table mysql
SQL
0 vote114 views1 answer
Opening xampp mysql in cmd ubuntu
SQL
2 votes115 views1 answer
Select from array in psql
SQL
0 vote127 views2 answers
Select a row include list of array with join two table SQL
SQL