Record structure Structure of records and tables
220 U929-J-Z125-9-76
If a variable item or compression has not been defined for a record type, its records are
stored in the format below:
Figure 56: Standard format of a user-defined record
The following format is used to store the records of a record type if a variable item or
compression has been specified for it:
Figure 57: Compressed format of a user-defined record
SCD
Set
Record (as per schema)
Set
1n
SCD
Compression
header
Compression
entry
Compression
entry
Compressed
record
No. of comp.
entries Rec. length Beginning of item
after comp. before comp.