The MERGE statement causes data in the specified files to be combined and returned.
<merge statement>
── MERGE ── ( ──<output option>── , ──<compare procedure>── , ─────────► ►─<record length>── , ──<merging option list>── ) ─────────────────────┤
<merging option list>
┌◄─────── , ───────┐ ──┴─<merging option>─┴─────────────────────────────────────────────────┤
<merging option>
──<input option>───────────────────────────────────────────────────────┤

