how to add a new field to a file without compiling it?
what is open data base command
1 Answers Active Brains, Cognizant, CSC, CTS,
In how many ways we can create a logical file?`
1. How can I create a LF using crtlf command based on a particular member in a multimember PF? Where I have to specify the member name? 2. How to differentiate between the types of join from a Join logical file DDS. Is it possible to have different types of Join Logical files? 3.Any performance difference between Opnqrf and Embedded SQL? When I should prefer Opnqryf and when SQL? 4. I know access path is the path chosen by the program to retrieve data. It can be of keyed access path or arrival sequence. *IMMED- *IMMED description says access path is updated each time record is added or deleted from a member. - What is updating here? *REBLD - The access path is completely rebuilt each time a file member is opened. The access path is maintained until the member is closed, then the access path is deleted. - I am not able to understand this completely. Could anyone explain these more clearly? 5.What is the purpose of using activation group. I know it is a resource allocator, but other than this any other benefits of using an activation group?
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?
What is the interactive job? What is the batch job? How to change the batch job to interactive job?
There is one string as A B C and wanted to display string as Shri A Shri B Shri C, how we can do this in sql? If we have around 100 values in string like this, each value should be displayed with initials as Shri.
How can i retrieve city while my i have one field address length 60 but i don't know what where is city in this field ?
If we use the file level keywords like LIFO, FIFO, FCFO in a file, can we see the impact of it by doing the run query of the file? if not how can we see the impact of these keywords.
what is multiple member pf
Maximum how many fields we can create under a record format of PF?
wirte a simple program for read file in cl
What is the difference between access path and open data path?