Adds columns to, drops columns from, and changes column attributes in an existing table. Adds, modifies, and drops integrity constraints from an existing table. Restriction: You cannot use any type of ...

What happens? When trying to add a new JSON column to an existing table with ALTER TABLE, the query fails with duckdb.duckdb.CatalogException: Catalog Error: Type with name "JSON" is not in the ...

Even with the NULL, when you add column with rowversion to existing table, SQL Server will add values for existing records. Hence nullable rowversion column is considered NOT useful.

In this file we are executing the Alter query on the table 'sales_flat_quote_item' to add a new column 'Itemcomment'.

This the existing table in migration folder.class createarticles < activerecord::migration def change create_table :articles do |t| t.string :title t.text :text t.timestamps null: false end ...

The first form of the CREATE TABLE statement creates tables that automatically map SQL data types to those supported by the SAS System. Use this form when you want to create a new table with columns ...