What is a table alias?
Aliases are the temporary names given to table or column for the purpose of a particular SQL query. It is used when name of column or table is used other than their original names, but the modified name is only temporary. Aliases are created to make table or column names more readable.Click to see full…
Aliases are the temporary names given to table or column for the purpose of a particular SQL query. It is used when name of column or table is used other than their original names, but the modified name is only temporary. Aliases are created to make table or column names more readable.Click to see full answer. Similarly one may ask, what is table alias in SQL Server?SQL Server (Transact-SQL) ALIASES can be used to create a temporary name for columns or tables. TABLE ALIASES are used to shorten your SQL to make it easier to read or when you are performing a self join (ie: listing the same table more than once in the FROM clause).Secondly, what is need of alias in SQL? SQL Aliases. SQL aliases are used to give a table, or a column in a table, a temporary name. Aliases are often used to make column names more readable. An alias only exists for the duration of the query. Subsequently, one may also ask, what is alias in database? An alias is a feature of SQL that is supported by most, if not all, relational database management systems (RDBMSs). A table alias is also called a correlation name. A programmer can use an alias to temporarily assign another name to a table or column for the duration of a SELECT query.Which is used to create an alias name?SQL SELECT AS is used to assign temporary names to table or column name or both. This is known as creating Alias in SQL.
