å¦çæ绩大家é½ç¥éï¼60å以ä¸æ¯ä¸åæ ¼ï¼60份å以ä¸æ¯åæ ¼ï¼å¨å¦æ ¡å·¥ä½çå°ä¼ä¼´å¯è½ä¼éå°éè¦æä¸åæ ¼çå¦çä¿¡æ¯ååæ ¼çå¦çä¿¡æ¯åå«æå°åºæ¥ï¼å¦æå¦çä¿¡æ¯è¾å¤ï¼é£å°±éè¦æå¦çä¿¡æ¯çéåºæ¥å¹¶æ¹éæå°ã
å¦çä¿¡æ¯çéçæ¹æ³æ两ç§ï¼ç¬¬ä¸ç§ï¼å¨Excel表ä¸çéï¼æçéåºæ¥çä¸åæ ¼å¦çä¿¡æ¯å¯¼å ¥ä¸ç æ ç¾è½¯ä»¶ä¸è¿è¡æå°ï¼ç¬¬äºç§ï¼å°±æ¯ç´æ¥æææçå¦çä¿¡æ¯å¯¼å ¥æ ç¾è½¯ä»¶ä¸ï¼ç¶åå©ç¨SQLè¯å¥è¿è¡çéä¸åæ ¼çå¦ç并æ¹éæå°å¦çä¿¡æ¯ã
ä»å¤©å°ç¼éç¹è¯´ä¸ä¸ç¬¬äºç§çéæ¹æ³ï¼å¨æ ç¾è½¯ä»¶ä¸éè¿SQLè¯å¥çéã
éè¿æ°æ®åºæExcel表ä¸çå¦çä¿¡æ¯å¯¼å ¥æ ç¾è½¯ä»¶ä¸ï¼æ°æ®è¿æ»¤é项ä¸éæ©SQLï¼è¾å ¥SQLè¯å¥ï¼select* from 1ç where æ绩 < 60 order by å¦å·ï¼å ¶ä¸â1çâæ¯Excelä¸å¦çä¿¡æ¯æå¨è¡¨å称ï¼âorder by å¦å·âæ¯æçéåä¸åæ ¼çå¦çä¿¡æ¯æç §å¦å·ä¾æ¬¡æ¹éæå°åºæ¥ãå¦æ没æâorder by å¦å·âï¼ä¼æä¸åæ ¼çå¦çä¿¡æ¯æç §æ绩ä»ä½å°é«ä¾æ¬¡è¿è¡æ¹éæå°ã
æ¥ä¸æ¥å°±æ¯å¨æ ç¾è½¯ä»¶ä¸æ·»å ä¸åæ ¼å¦çä¿¡æ¯ï¼ç»å¶ä¸ä¸ªæ®éææ¬ï¼æå¨æ·»å âå§åâï¼ç¶åç¹+ï¼åæ·»å ä¸ä¸ªæ°æ®ï¼éæ©æ°æ®åºå¯¼å ¥å¦çå§åãå¦çæ绩ä¹æ¯ä¾æ¬¡æç §ä¸é¢æä½ã
ç¶åç»å¶ä¸ä¸ªæ¡å½¢ç ï¼æ°æ®åºå¯¼å ¥ä¸åæ ¼å¦ççå¦å·ã
å¨æ ç¾è½¯ä»¶ä¸é¢è§æ¥çå¶ä½çä¸åæ ¼å¦çä¿¡æ¯æ ç¾ï¼æ²¡æé®é¢å°±å¯ä»¥æ¹éæå°å¦çä¿¡æ¯äºã