Result Set Query In Sql. Suppose we have two result sets A12 and B23. Notice the WHERE clause in the UPDATE statement.
Limitations of Execute WITH RESULT SETS in SQL Server. SQL Server EXECUTE Statement with RESULT SET Clause SQL Server 2012 introduced a RESULT SET clause to the EXECUTE statement. DECLARE COURSE_NAME VARCHAR 10 SELECT COURSE_NAME Tutorial_name from Guru99 where Tutorial_ID 3 PRINT COURSE_NAME.
If the query returns zero rows then the variable is set to EMPTY ie NULL.
You can have multiple result sets from a single object stored procedure function etc call. To eliminate the duplicate rows the database system sorts the combined result set by every column and scans it for the matching rows located next to one another. We cannot change the order of the columns in the result set. Find out how to do it correctly in this article.