Free SQL Tutorials

INDEX: SQL Tutorial

SQL operators

What is an operator? We will discuss about the various SQL operators , and use of it. But , before learning SQL operators , we ought to know about the basic of operators.An operator, in computer programming, is a symbol that usually represents an action or process.  Expression is incomplete without an operator.operator works as …

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INDEX: SQL Tutorial

SQL LIMIT Clause

SQL LIMIT/TOP/ROWNUM Clause Structure Query Language  is a procedural programming language and provides us with many features. SQL LIMIT Clause has different names for different versions of SQL on different platforms. This clause is used to specify the number of records to return. NOTE[#1]: MS Access/ SQL Server SELECT TOP number|percent column_name(s) FROM table_name WHERE …

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