opendd() - create a new dd

SYNOPSIS

DD *opendd(void);


DESCRIPTION
Create a new data definition structure. This is used when creating new tables to specify the field names and types. It needs to be filled with calls to putdd() before creating the table. Once the table has been created the structure can be closed with a call to closedd().

Returns a valid pointer if successful and NULL otherwise.


SEE ALSO
closedd(), putdd(), createdbtbl()


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