Changing Column Attributes Using changeda

The changeda -i option allows you to change attribute values for all or specified coolumns in a table or file within the data area.

To change column attributes

At a Landmark command prompt, type

changeda -c [attribute=value] [-v displayoptions] dataarea file index ...

where the column attribute that can be changed is:


Attribute	Value
`ddloptions`	The `ddloptions` attribute enables you to include a string with valid DDL statements. This replaces the functionality formerly provided by LAW_DBA_TABLES.

Other values in the command syntax are:


Entry	Description
`dataarea`	The data area to change index attributes for.
`file`	The file to change index attributes for.
`column`	The column(s) to change attributes for.
`-v displayoptions`	`errorlevel`, `tracelevel`, and `verbose` specified in any order, where: errorlevel = {n}none \| {f}atal \| {e}rror \| {w}arning (warning is the default) tracelevel = 0:6 where 0 is no message and 6 is everything verbose = whether to display exception stacktrace