Q: How do I insert a NULL value in a NOT NULL column?

Code Inspection: Insert NULL into NOT NULL columnCREATE TABLE br2 ( id INT NOT NULL, col1 NVARCHAR (20) NOT NULL, col2 NVARCHAR (20) NOT NULL, ); -- INSERT INTO br2 (id, col1, col2) VALUES (1, NULL, NULL);

Question 1

How do I insert a NULL value in a table?

Accepted Answer

You also can specify the NULL keyword in the VALUES clause to indicate that a column should be assigned a NULL value. The following example inserts values into three columns of the orders table: INSERT INTO orders (orders_num, order_date, customer_num) VALUES (0, NULL, 123);

Question 2

How do you add NULL rows?

Accepted Answer

You can create a null row in a text input and then union the two streams together and check the box at the bottom of the union configuration so that the text input data set comes first.

Question 3

How do you set a cell to NULL in SQL?

Accepted Answer

You can use this query, to set the specific row on a specific column to null this way: Update myTable set MyColumn = NULL where Field = Condition. Here, the above code will set the specific cell to null as per the inner question (i.e. To clear the value from a cell and make it NULL).

Question 4

How do I insert a NULL value in a NOT NULL column?

Accepted Answer

Code Inspection: Insert NULL into NOT NULL column﻿CREATE TABLE br2 ( id INT NOT NULL, col1 NVARCHAR (20) NOT NULL, col2 NVARCHAR (20) NOT NULL, ); -- INSERT INTO br2 (id, col1, col2) VALUES (1, NULL, NULL);

How to enter NULL into database table cell in MS Visual Studio table editor?

Tags:

database

null

visual-studio-2010

Suzan Cioc

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Massimiliano Peluso

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