Start of change

TABLE_COL_NAME_EXPANSION in macro DSN6SPRM

The TABLE_COL_NAME_EXPANSION subsystem parameter controls whether column names can be longer than 30 bytes, up to a maximum length of 128 EBCDIC bytes.

Acceptable values: ON, OFF
Default: OFF
DSNZPxxx: DSN6SPRM TABLE_COL_NAME_EXPANSION
Security parameter: No
Data sharing scope: Same setting recommended on all members 1
Online changeable Yes
Notes:
  1. It is recommended that all members of a data sharing group have the TABLE_COL_NAME_EXPANSION subsystem parameter set to the same value. To use long column names in a data sharing environment, it is recommended that this subsystem parameter be set to ON for all members.
OFF
Column names longer than 30 EBCDIC bytes must not be specified.
ON
Column names may be up to 128 EBCDIC bytes.
End of change