Sql How To Add Column Based On Logic Of Other Columns

using SQL Azure and like to insert a data to a table using dynamic Query. No of columns in select statment is dynamic. It will be based on some conditions. Ex Salary, Code. How can I create a t

I have a query that produces a bunch of columns, and then a PROGRAM_ID column which only has 666 or 667. I want to make a select on top of this select that makes a new column, PATTERN, that has a 0 if the PROGRAM_ID is 666 and a 1 if it's 667.

SQL add column operation on an existing SQL table We want to add the column department in the Employee table. Suppose we have many columns in a table we need to check if a particular column exists in the SQL table or not. If the specified column does not exist, we want to create it with the appropriate data type.

Sometimes, you need more from your data than what is explicitly stored in your tables. This is where the ability to add calculated columns to your SELECT queries comes in handy. Adding a calculated column in a SELECT query lets you create dynamic columns on the fly, based on the value in the existing columns.

SQL ALTER TABLE Statement The ALTER TABLE statement is used to add, delete, or modify columns in an existing table. The ALTER TABLE statement is also used to add and drop various constraints on an existing table.

Learn how to create new columns in SQL based on existing columns. This guide covers calculations, conditions, strings, dates, nulls, and more. Improve your data skills!

I want to write a query for my input table and add a additional column on fly if parent question response satisfy the condition mentioned in the child question.

Learn how to create a new column in an existing table in SQL based on a condition with this easy-to-follow guide. Includes examples and syntax.

I want to dynamically add another column hook_name, via an SQL select query, based on a condition. For example if hook_type 0, table hook_name should have a value of OFFER, and similarly for hook_type 1, hook_name should show quotACCEPTquot.

Structured Query Language or SQL is a standard Database language that is used to create, maintain and retrieve data from relational databases like MySQL, Oracle, SQL Server, Postgres, etc. In Microsoft SQL Server, we can change the order of the columns and can add a new column by using ALTER command.