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When to flush output from dbms _ output subprogram?


Asked by Skyla Schmidt on Dec 09, 2021 FAQ



Messages sent using DBMS_OUTPUT are not actually sent until the sending subprogram or trigger completes. There is no mechanism to flush output during the execution of a procedure. DBMS_OUTPUT subprograms raise the application error ORA-20000 and return errors.
Next,
The DBMS_OUTPUT package is especially useful for displaying PL/SQL debugging information. Messages sent using DBMS_OUTPUT are not actually sent until the sending subprogram or trigger completes. There is no mechanism to flush output during the execution of a procedure.
Also Know, DBMS_OUTPUT subprograms raise the application error ORA-20000, and the output procedures can return the following errors: The DBMS_OUTPUT package is commonly used to debug stored procedures or functions. This function queries the employees table of the HR schema and returns the total salary for a specified department.
Likewise,
Messages sent using DBMS_OUTPUT are not actually sent until the sending subprogram or trigger completes. There is no mechanism to flush output during the execution of a procedure.
In respect to this,
DBMS_OUTPUT is an Oracle-supplied package, and PUT_LINE is a procedure within that package. command. Within a PL/SQL block, you can reference DBMS_OUTPUT.PUT_LINE and, in parentheses, provide the information you want to print to the screen. The information you put in the parentheses must be a string value.