Can we found a record existance in a file w/o reading the file?
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how do I declare a minor?
are there any useful c runtime apis that I can call from rpg iv?
How would display prime numbers using CL program?
what are the key words you must use when using a subfile?
what is data area and how it is used in rpg program ?
what is program status data structure?
Suppose we have one database file and it is used by 5 programs and in 3 program we have to add some records in datbase file s what is the impact on other program?
can I touch the array during treatments?
Please tell me how to read the records from a file with load an array of size with error conditions(The logic answer for this question is ARR is array of 99 elements Z-ADD 0 IDX *LOVAL SETLL FILE READ FILE 99 *IN99 DOWEQ *OFF IDX ANDLT 99 ADD 1 IDX MOVE FIELD ARR,IDX READ FILE 99 ENDDO).So,Please give me the complete of this code.
do you use message subfiles? What are the necessary keywords required coding a message subfile?
If my rpg program has a date field, what extra care I have to take while compiling that rpg program? If the file is keyed and I have declared the file as well as key list properly in my program. Still am getting an error message like "chain/reade operation is not allowed" what may be the case?
during execution, an rpg/400 program automatically follows a sequence of operations for each record that is processed. The built-in program cycle includes the following logical steps.
What is a record lock error?
which program rpg or cl is efficent to update a transaction onto a database file and why ?
1. If there are two programs using same file and 2 users are using the file at the same time and what can be done to allow them both to access? 2. How can remove lock from the file for accessing it by both users?
