ContentResolver.query()分组查询通话记录

String[] CALL_LOG_PROJECTION = new String[] {
CallLog.Calls._ID,
CallLog.Calls.NUMBER,
CallLog.Calls.DATE,
CallLog.Calls.DURATION,
CallLog.Calls.TYPE,
CallLog.Calls.CACHED_NAME,
CallLog.Calls.CACHED_NUMBER_TYPE,
CallLog.Calls.CACHED_NUMBER_LABEL,
"COUNT(*) AS " + CALLS_COUNT };
String selection = "0==0) GROUP BY (" + CallLog.Calls.NUMBER;

c = resolver.query(CallLog.Calls.CONTENT_URI, CALL_LOG_PROJECTION,selection, null,CallLog.Calls.DEFAULT_SORT_ORDER + " limit "+size);