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Oracle
IS NULL clause
You can check for null values using the IS NULL clause in a SELECT statement.

Posted : Oct/07/2009   By: pankaj    Category: Oracle    Total Views :98   Vote Up: 0   Vote Down: 0

Filtering Rows Using the WHERE Clause
The WHERE clause in a SELECT statement filters the rows. The WHERE clause is after the FROM clause: SELECT ... FROM WHERE ...;

Posted : Oct/07/2009    By: pankaj    Category: Oracle   Total Views :91   Vote Up: 0   Vote Down: 0

Performing Single Table SELECT Statements
The SELECT statement retrieves information from tables. The SELECT statement specifies the table and a list of column names. After the SELECT keyword, you supply the column names. After the FROM keyword, you supply the

Posted : Oct/07/2009   By: pankaj    Category: Oracle    Total Views :86   Vote Up: 0   Vote Down: 0
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