How do I limit the number of rows returned by a query after ordering in DB2?

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To limit the number of rows returned by a query after ordering in DB2, you can use the "FETCH FIRST" clause in your query. This clause specifies the number of rows that should be returned from the result set after sorting. Here's an example query:

sql
SELECT column1, column2, column3
FROM your_table
ORDER BY column1
FETCH FIRST 10 ROWS ONLY;

In this example, the query will return the first 10 rows of the result set after sorting by "column1". You can adjust the number of rows returned by changing the number after the "FETCH FIRST" clause.

Note that the "FETCH FIRST" clause is part of the SQL standard and is supported by many relational database systems, including DB2, Oracle, and PostgreSQL. However, the syntax for limiting the number of rows returned may vary slightly between different database systems.

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