I am writing this blog to add columns in our database table which would compatible with old version of database.here i use alter table command on my onupgrade() method where i make condition for the ...

Hello reader!if you wish to add, delete or modify columns in an existing table you can do this with the help of alter command.the syntax to change or we can say to modify a column in an existing table ...

Click "Insert Table Columns to the Left." The columns to the right will shift. If you selected a cell in the last data column, you can click another option: "Insert Table Columns to the Right." ...

SQL lets you use one command to quickly create a new table containing a subset of records from a larger table while working in Access. Sound complicated? It's not, as Mary Ann Richardson shows us.

Feature Feature description dbt should add or remove columns in the destination table for incremental models to make the target schema match the schema produced by the model SQL. dbt already has some ...