How do you DECLARE a variable in a TABLE?

Question

To declare a table variable, you use the DECLARE statement as follows: DECLARE @table_variable_name TABLE ( column_list ); . DECLARE @product_table TABLE ( product_name VARCHAR(MAX) NOT NULL, brand_id INT NOT NULL, list_price DEC(11,2) NOT NULL );

Which is the correct way to DECLARE a table variable?

If we want to declare a table variable, we have to start the DECLARE statement which is similar to local variables. The name of the local variable must start with at(@) sign. The TABLE keyword specifies that this variable is a table variable.

What is variable declaration table?

A table variable is a local variable that has some similarities to temp tables. Table variables are created via a declaration statement like other local variables. Like other local variables, a table variable name begins with an @ sign. However, its declaration statement has a type of table.

How do you DECLARE a variable in a database?

Variables in SQL procedures are defined by using the DECLARE statement. Values can be assigned to variables using the SET statement or the SELECT INTO statement or as a default value when the variable is declared. Literals, expressions, the result of a query, and special register values can be assigned to variables.

Where do you put variables in a table?

In most cases, the independent variable (that which you purposefully change) is in the left column, the dependent variable (that which you measure) with the different trials is in the next columns, and the derived or calculated column (often average) is on the far right.

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