How many buffers are allotted to VSAM KSDS and ESDS?
Answer / guest
2 data buffers by default for ESDS. For KSDS it allots 2
data buffers and 1 index buffers. each buffer is about 4k.
Is This Answer Correct ? | 6 Yes | 1 No |
Explain the meaning and syntax for the START command. ?
what will happen if there is no secondary allocation made for datasets?
What is the maximum no. of records that can be allowed in VSAM ?
what are the codes returned by the ams (access method services) command during the execution in vsam?
how to see the last records in vsam dataset??
What is VERIFY command ? when do you use this command?? What actually it does ??
Yes. Because the alternate key would first locate the primary key, which in turn locates the actual record. Needs twice the number of I/Os.
explain in brief how you can create a vsam file?
what is vsam catalog ?
can we create vsam files on multiple volumes ?
write a program to read from a VSAM file , there will be a 5 records to create name. empno. resignation and address to update in a db2 table and call another program using dynamic call to find the matching fields in program 1 to update in db2 table. anybody pls send de program for dis ? thanks in advance...
What is the device independent method to indicate where a record is stored?