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Learn the differences, benefits, and drawbacks of using temporary tables or table variables in T-SQL stored procedures, and how to optimize performance.
Table Variables in SQL Server are variables that can hold a result set of data in memory, similar to a temporary table. They are declared and used within a single batch or stored procedure, and their ...
For those who find it tedious to manually generate the SQL table declarations, COBOL host variables, and COBOL indicator variables required to use embedded SQL for COBOL, here is a small Python script ...
SQL Server 2008 introduces the ability to pass a table data type into stored procedures and functions. The table parameter feature can greatly ease the development process because you no longer ...
Oracle SQL*Plus has a very useful subparameter to the column parameter called NEW_VALUE. The NEW_VALUE directive allows you to store data retrieved from an Oracle table as a variable inside the ...
Well, if you happen to be using Sql Server you can do that sort of thing in T-Sql. In Oracle, you can also accomplish the same thing using pl/sql. Either way i'd do it in a stored procedure.<BR ...
The optimizer doesn't consider table variables when determining an execution plan, so a table variable that large with (I assume) some significant amount of data is going to cause significant ...