What is coalesce in sql?
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how do you restrict number of rows for a particular value in a column.For example:there is a table called fruits,having apples,bananas ,papayas.I dont want to have more than 100 apples in that table ,so how can u restrict number of rows for apple to hundred?
I have one table,in that table (1)i have java1.1 version books are 2 and java1.5 version books are 4. (2).Net2.0 books are 3, .Net3.5 books are 2 (3)ABC1.6 books are 4, ABC2.0 books are 3. Now i want output is like Book Count Java 6 .Net 5 ABC 7 For this i need sql query, please help me if anyone how to get this result. Thanks, Seenu
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If i insert record in table A and these record should update in table B by using Trigger.How to achieve this.