set default column value sql
Name Varchar(255) default "Fred"
alter column to not null with default value sql server
ALTER TABLE SomeTable
ADD SomeCol Bit NULL --Or NOT NULL.
CONSTRAINT D_SomeTable_SomeCol --When Omitted a Default-Constraint Name is autogenerated.
DEFAULT (0)--Optional Default-Constraint.
WITH VALUES --Add if Column is Nullable and you want the Default Value for Existing Records.
how to check default value of column in sql server
SELECT object_definition(default_object_id) AS definition
FROM sys.columns
WHERE name ='colname'
AND object_id = object_id('dbo.tablename')
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