The SQL SELECT DISTINCT statement is used to select distinct(different, unique) value of centain database table column(s), and remove the duplicates from the result. The usage of this statement is same among MS SQL Server, Oracle, MySQL.

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The SQL SELECT INTO statement has different implementations from one product to another. This topic will talk about its implementations in MS SQL Server, Oracle and MySql.

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SQL Select Top

Table: Employees

EmployeeId FirstName LastName Department Salary
203 Mary Fox Finance 78000
204 Joe Lanyon Finance 45800
205 Sally Daff Finance 57000
206 Grace Salter Finance 62000
302 James Band Development 75000
303 Dona Earl Development 55000
304 Tony Oakes Development 49000

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