ddlConstruct() - create structure for keyed field(s)

ddlConstruct() - create structure for keyed field(s) ddlConstruct() - create structure for keyed field(s)

Prototype:

   void ddlConstruct(
      CONTROL *ctl,
      char *OptnStr,
      char *ArgList);

Permitted values in OptnStr: NA

Form of ArgList:
      [dgname] or,
      [keyname] or,
      [dgname keyname]

Description:
The CONSTRUCT command builds the internal indexes for keyed fields for use by FIND and MATCH commands.

Refer to the CONSTRUCT command.

Value returned in Control.Ans1:
Number of keys constructed (fully or partially).