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03 Feb

Note: For numeric data we dont use (" ") inverted comma and for string data we use (" ") inverted comma .Update Statement lets you to update existing one or more records in the database table depending on condition. Example "Where student ID = 1 " - It is a condition, means update student record whose ID number is = 1.In simple words it is a space where your data is been stored.

In a single data table we create any number of columns For eg.

For ex : In simple words if you want to add new student record then you need to use "Insert" Statement.

Example "student ID, student Name, student Address" - Column Names inside student table "student” - Table in a database.

Displaying, Deletion, Updating and Insertion) in the database we have to use only DML Language statements (i.e. Now that you have understoond about data manipulation language, now let's do step by step insert, update, delete and select using c# code with objects.

To demonstrate step by step insert update delete and select, we will be using a simple web application, you can choose anything web or windows depending on your requirement the coding part will remain the same.