can we concate fileds in physical file? If yes how can we do?

5 Answers   Patni,

---

how to add a new field to a file without compiling it?

1 Answers  

---

What is open data path?

0 Answers  

---

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?

2 Answers   IBM,

---

When we create a pf and did not fill up maint parameter, then by default which access path will the system take & why?

0 Answers  

---

---

what is dynslt and why we use that command when do we use command

2 Answers   Active Brains, UHG,

---

what is general and type of general

1 Answers   Active Brains,

---

Suppose if a physical file is having 1000 records, but i deleted 500 records from it. Here the concern is can the size of the file changes or it remains the same... kindly help me out with thorough xplanation.... Thanks in-advance...

6 Answers   ABC, TCS,

---

pls anyone explain about compile time array,pre run time array run time array

4 Answers  

---

How to read a PF in reverse(from last rec to first) using CL?

3 Answers   HCL,

---

In how many ways we can create a logical file?`

5 Answers  

---

I have physical file with 100 records,there is no any duplicate records in this pf.based on this pf one logical file I have used.but this lf is viewing only 80 records only of that pf?what is the reason for this?

0 Answers  

---