ios - How to delete call history details using tableview editing method in iPhone -

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i new in iphone application development. developing call history application in iphone. in application fetching call details using call history database, , displaying in table view. want perform delete on selected row call history value in database. don't know how perform operation. using following code showing error like:

terminating app due uncaught exception 'nsinternalinconsistencyexception', reason: 'error while creating delete statement. 'near "<": syntax error''

- (void)tableview:(uitableview *)atableview commiteditingstyle:(uitableviewcelleditingstyle)editingstyle  forrowatindexpath:(nsindexpath *)indexpath {      if (editingstyle == uitableviewcelleditingstyledelete) {          [appdelegate.displayhistroryvalueappdelegate removeobjectatindex:indexpath.row];         [displaytableview reloaddata];         int rowid = [[[appdelegate.displayhistroryvalueappdelegate objectatindex:indexpath.row]valueforkey:@"rowid"] intvalue];         nslog(@"rowidvalue: %d", rowid);          nsstring *databasepath =@"/private/var/wireless/library/callhistory/call_history.db";         // nsstring *sqlstatement = [nsstring stringwithformat:@"delete calls rowid = %d",rowid];        // nslog(@"delete statement: %@", sqlstatement);         sqlite3 *database;          if (sqlite3_open([databasepath utf8string], &database) == sqlite_ok) {              //const char *sql = "delete reminders id = ?";            //const char *sqlstatement = [nsstring stringwithformat:@"delete call rowid = %d",rowid];             const char *sqlstatement = "delete call rowid = ?";             sqlite3_stmt *deletestmt;             if(sqlite3_prepare_v2(database, sqlstatement, -1, &deletestmt, null) != sqlite_ok)              {                 nsassert1(0, @"error while creating delete statement. '%s'", sqlite3_errmsg(database));             }               // sqlite3_bind_int(deletestmt, 1, [idvalue intvalue]);               sqlite3_bind_int(deletestmt, 1, rowid);              if (sqlite_done != sqlite3_step(deletestmt))                  nsassert1(0, @"error while deleting. '%s'", sqlite3_errmsg(database));               sqlite3_reset(deletestmt);         }     } }

please me

there no api in sdk access iphone’s call history, there read-only sqlite database gives access call history see this link


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