After we have built the table with SQL Server 2012, we are prompted when inserting or modifying any column: When the user changes the table structure in SQL Server 2012 Enterprise Manager, you must first delete the original table and then recreate the new table to complete the table changes.
If you make a forced change, the following prompt appears: "does not allow changes to be saved. Your changes require that the following tables be deleted and recreated. You have changed the label that cannot be recreated or enabled the "Prevent saving changes that require table re-creation" option. such as:
Workaround:
Tool-〉 Options-〉 a designer-〉 Table Designer and Database Designer on the left to prevent changes that require re-creation of the table (right) remove the hook.
SQL Server 2012 "block save required to recreate table" Change problem setting method