Initializes an SCA query context.

    Format

      SCA$QUERY_INITIALIZE  command_context,

                            query_context

1  –  Arguments

 command_context
    type:       $SCA_COMMAND_CONTEXT
    access:     read/write
    mechanism:  by reference

    An SCA command context.

 query_context
    type:       $SCA_QUERY_CONTEXT
    access:     write only
    mechanism:  by reference

    An SCA query context to be initialized. This value is passed as an
    argument to other SCA query routines (SCA$QUERY_xxx).

2  –  Condition Value Returned

    SCA$_NORMAL           The query context has been successfully
                          initialized.

3  –  Description

    The SCA$QUERY_INITIALIZE routine initializes an SCA query context.
    This routine must be called before any other SCA$QUERY_ routines.

    This routine will become obsolete in a future version of SCA.