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30 paź 2024 · The SELECT statement retrieves rows from the database and enables the selection of rows or columns from tables in the SQL Server Database Engine.
The SELECT statement is used to select data from a database. Example Get your own SQL Server. Return data from the Customers table: SELECT CustomerName, City FROM Customers; Try it Yourself » Syntax. SELECT column1, column2, ... FROM table_name; Here, column1, column2, ... are the field names of the table you want to select data from.
2 dni temu · This article provides examples of using the SELECT statement. The Transact-SQL code samples in this article use the AdventureWorks2022 or AdventureWorksDW2022 sample database, which you can download from the Microsoft SQL Server Samples and Community Projects home page.
SQL Server Management Studio returns user-defined type values in binary representation. To return user-defined type values in string or XML format, use CAST or CONVERT . Specifies a method, property, or field of a CLR user-defined type.
15 wrz 2008 · The CASE statement is the closest to IF in SQL and is supported on all versions of SQL Server. SELECT CAST( CASE WHEN Obsolete = 'N' or InStock = 'Y' THEN 1 ELSE 0 END AS bit) as Saleable, * FROM Product
SQL select is used to retrieve data from the tables or views. SQL Server SELECT statement is used to – 1. fetch data from all or one or more columns in a table. 2. fetch data from multiple columns in multiple tables. Syntax. The basic syntax of SQL Server SELECT is as follows.
12 kwi 2021 · In its most simple form, the SELECT clause has the following SQL syntax for a Microsoft SQL Server database: SELECT * FROM <TableName>; This SQL query will select all columns and all rows from the table. For example: SELECT * FROM [Person]. [Person]; This query selects all data from the Person table in the Person schema.
