ios - Use DATETIME and TIME of sqlite query in Core data -

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what predicate equivalent of sql query 

datetime('now','+0 seconds’) > datetime(zdate,time(zend_time))

where 

zdate date in format yyyy-mm-dd hh:mm:ss zend_time date in format yyyy-mm-dd hh:mm:ss

i getting following error when directly using in nspredicate

unable parse function name 'datetime' supported selector (datetime)


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