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A table alias is a feature in SQL that allows you to assign a temporary name to a table during the execution of a query. The following illustrates the syntax of defining a table alias: table_name AS alias_name Code language: SQL (Structured Query Language) (sql) In this syntax: table_name: Specify the name of the table that you want to give an ...
To bring up the utility, click on Start, then Run, and run cliconfg.exe . To view or create aliases, click on the Alias tab (Figure 6). As you can see from Figure 6, aliases created by SQL Server Configuration Manager can be seen by the SQL Server Client Network Utility. The reverse is also true.
Click "Run SQL" to execute the SQL statement above. W3Schools has created an SQL database in your browser. The menu to the right displays the database, and will reflect any changes. Feel free to experiment with any SQL statement. You can restore the database at any time. The Try-SQL Editor.
SQL. Tutorial. SQL is a standard language for storing, manipulating and retrieving data in databases. Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems.
We can alias tables just as we would with columns. As a result, once we alias a table the reference is then used throughout the rest of the query and joins. As an example, we can see the below query joining between Customer with an alias as ‘C’ and Invoice with the alias as ‘I’. Then when we select a specific column we can use the ‘C ...
Mar 1, 2023 · A SQL alias is used when you want to make your code cleaner and easier to read and write . An alias provides a shorthand name for a longer or more complex object name like a table or column. It is a quick way to simplify query writing by creating custom names for these data objects to improve interpretation.
Mar 13, 2023 · Introduction to SQL Alias. SQL Alias is the alternative name that can be assigned to any of the objects inside the SQL query statement that includes the names of the tables and columns that help in accessing and referring those objects with an alternative and small word that is an alias which makes it easy for specifying.
