alter column size in sql serverModify Data Type and Size of Columns in SQL ServerAltering column size in SQL ServerHow to Change a Column ... ... <看更多>

If you change the data type SQL Server will first check if all the values in the columns can be implicitly converted to the new data type; ... ... <看更多>

Previous to SQL Server 2012 the ADD COLUMN NOT NULL DEFAULT ... is an offline operation that has to run an update and populate each row with the new default ... ... <看更多>

I'll provide the exact SQL statements if needed. Yeah this is a regression, while adding experimental support for other cases of alter column type, I wrapped ... ... <看更多>