what is the difference between adding keys & constraints
into a phisical file
Answer Posted / megha
1. Keyfileds are with in DB and constraits are added from
addpfcst command externally
2. Using Addpfcst you can maintain the referential integrity
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
What is the batch job?
How to know the particular record in pf with out reading?
What is the difference between access path and open data path?
How to update physical file using logical file with example?
How to retrieve a physical file after deleting that?
What is the use of member in pf?
What is the purpose of the chain and setll and setgt?
What is the interactive job? What is the batch job?
What is the interactive job?
Where the QTEMP library will get created? if the the answer is QSYS, then howcome more than one job can create same library name(QTEMP) in QSYS? what is the uniqueness of QTEMP? For example, run the below command in different workstation WRKOBJ QSYS/QTEMP And take 8 in the option to check the description. both will have different info. so where(which LIB) exactly the QTEMP is stored?
When we create a pf and did not fill up maint parameter, then by default which access path will the system take & why?
In a CL Program after executing a SQL SP how to receive a Output value from the SP. Just to make it clear I am sending 2 input and 1 output parameter to the SQL Stored Procedure. Now while receiving it output parm it is failing.
What is FORMAT keyword and its use?
How many maximum record format a logical file have?
Suppose I have a pf, it contains 5 members, how to access particular member data from logical file? What is the use of member in pf?