true)); $PDO_DEST->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION); echo "open dest".PHP_EOL; #删除目标表中所有数据 fwrite(STDOUT,"deleting date".PHP_EOL) ; try{ $query = "DELETE FROM ".$dest_table; $stmt = $PDO_DEST->prepare($query); $stmt->execute(); }catch(PDOException $e){ fwrite(STDERR,"error:".$e->getMessage()); exit; } fwrite(STDOUT,"deleted date".PHP_EOL) ; #插入数据 $query = "INSERT INTO ".$dest_table." (sent_id, count ) SELECT sent1,count(*) FROM "._PG_TABLE_SENT_SIM_." group by sent1;"; try{ $stmt = $PDO_DEST->prepare($query); $stmt->execute(); }catch(PDOException $e){ fwrite(STDERR,"error:".$e->getMessage()); exit; } echo "insert dest".PHP_EOL; echo "done".PHP_EOL;