Technological stuff. Programming Languages
SQL Server BREAK statement overview In the previous tutorial, you have learned how to use the WHILE statement to create a loop. To exit the current iteration of a loop, you use the BREAK statement. The following illustrates the typical syntax…
Overview of WHILE statement The WHILE statement is a control-flow statement that allows you to execute a statement block repeatedly as long as a specified is TRUE. The following illustrates the syntax of the WHILE statement: 12 WHILE Boolean_expression { sql_statement…
The IF…ELSE statement is a control-flow statement that allows you to execute or skip a statement block based on a specified condition. IF statement The following illustrates the syntax of the IF statement: 1234 IF boolean_expression BEGIN { statement_block }END In this syntax, if…
Overview of the BEGIN…END Statement The BEGIN…END statement is used to define a statement block. A statement block consists of a set of SQL statements that execute together. A statement block is also known as a batch. In other…
Creating output parameters To create an output parameter for a stored procedure, you use the following syntax: 1 parameter_name data_type OUTPUT A stored procedure can have many output parameters. In addition, the output parameters can be…
Creating a simple stored procedure The following SELECT statement returns a list of products from the products table in the BikeStores sample database: 1234567 SELECT product_name, list_priceFROM production.productsORDER BY product_name; To create a stored procedure that wraps this query, you…
Creating a stored procedure with one parameter The following query returns a product list from the products table in the sample database: 1234567 SELECT product_name, list_priceFROM production.productsORDER BY list_price; You can create a stored procedure that wraps this query using the CREATE…
What is a variable A variable is an object that holds a single value of a specific type e.g., integer, date, or varying character string. We typically use variables in the following cases: As a loop counter to count…
Check the apirouteconfig file in App_Data folder of the web API
The Layout<T> class is abstract, but four classes derive from Layout<View>, a class that can have multiple children of type View. In alphabetical order, these four classes are: AbsoluteLayout Grid RelativeLayout StackLayout Each of them…