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1. ChatGPTãšPL/SQLããã°ã©ãã³ã°ã®åºæ¬
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1.1 PL/SQLã®æŠèŠãšç¹åŸŽ
PL/SQLãšã¯ãOracle Corporationã«ãã£ãŠéçºããããOracleããŒã¿ããŒã¹å°çšã®ããã·ãŒãžã£ã«èšèªã§ããSQLã«ããã°ã©ãã³ã°æ§é ãè¿œå ããããšã§ãããŒã¿ããŒã¹æäœãå¹çåããã»ãã¥ãªãã£æ§ãé«ããããšãã§ããŸãããã®èšèªã¯ãæäœã®èªååãè€éãªããžãã¹ããžãã¯ã®å®è£ ãããŒã¿æŽåæ§ã®ä¿æãšãã£ãå Žé¢ã§åšåãçºæ®ããŸãã
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1.2 PL/SQLãåŠç¿ããçç±
PL/SQLãåŠã¶çç±ã¯ããã€ããããŸãã第äžã«ãOracleããŒã¿ããŒã¹ã¯äžçäžã®äŒæ¥ã§åºãå©çšãããŠãããããPL/SQLã®ã¹ãã«ã¯éåžžã«åžå ŽäŸ¡å€ãé«ããšãããŸãããã®èšèªã䜿ãããªãã°ãããŒã¿ããŒã¹é¢é£ã®æ§ã ãªåé¡ãå¹ççã«è§£æ±ºããããšãå¯èœã«ãªããŸãã
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1.3 ChatGPTã®åœ¹å²ãšæ©èœ
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ChatGPTã¯ãPL/SQLåŠç¿è ã«å¯ŸããŠãã³ãŒãã®äŸç€ºããããã°ã®ã¢ã·ã¹ããç解ã®ä¿é²ãããããšãã§ããŸãããŸããããã¥ã©ã«ã©ã³ã²ãŒãžãçšããã€ã³ã¿ã©ã¯ãã£ããªç°å¢ã§ã®ããã°ã©ãã³ã°æè²ããŒã«ãšããŠã掻çšã§ããŸãã
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1.4 PL/SQLãšChatGPTã®çµã¿åããã®å¯èœæ§
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2. å¹ççãªPL/SQLã³ãŒãã£ã³ã°ãã¯ããã¯
PL/SQLã¯OracleããŒã¿ããŒã¹ã®åŒ·åãªExtensible Languageã§ãããè€éãªããŒã¿ããŒã¹æäœãç°¡æœãã€å¹ççã«è¡ãããã«èšèšãããŠããŸããå¹ççãªã³ãŒãã£ã³ã°ãã¯ããã¯ã身ã«ã€ããããšã§ãéçºè ã¯é«æ§èœãªã¢ããªã±ãŒã·ã§ã³ãäœæããããšãã§ããŸãããã®èšäºã§ã¯ãPL/SQLã®ããã°ã©ã æ§é ãç解ããã³ãŒãã®å¯èªæ§ãåäžãããããã©ãŒãã³ã¹ãæ¹åããããã®ãã¹ããã©ã¯ãã£ã¹ãããã«ãšã©ãŒåŠçãšãããã°æ¹æ³ã«çŠç¹ãåœãŠãŠèª¬æããŸãã
2.1 PL/SQLã®ããã°ã©ã æ§é
PL/SQLããã°ã©ã ã¯ãããã¯æ§é ãæã¡ã宣èšéšïŒããŒã¿åãšå€æ°ã®å®£èšïŒãå®è¡éšïŒåŠçã®èšè¿°ïŒãäŸå€åŠçéšïŒãšã©ãŒçºçæã®ãã³ããªã³ã°ïŒããæ§æãããŸããåãããã¯ã¯è«ççãªåäœã§ãããã³ãŒããæŽçããç解ããããããããã®åºç€ã§ãã
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å ããŠãå€æ°ãé¢æ°ã®åœåããŸããå¯èªæ§ãé«ããäžã§å€§åãªèŠçŽ ã§ããæœè±¡çãªååãããå ·äœçã§èª¬æçãªååã䜿ããã³ãŒãå ã®ã³ã¡ã³ãã掻çšããŠè€éãªåŠçã®æå³ã説æããããšãæšå¥šãããŸãã
2.3 ããã©ãŒãã³ã¹ãæ¹åãããã¹ããã©ã¯ãã£ã¹
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2.4 ãšã©ãŒåŠçãšãããã°æ¹æ³
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PL/SQLã«ã¯åŒ·åãããæ©èœã®ãªãã§ããç¹ã«ãŠãŒã¶ãŒã®ã¢ã¯ã»ã¹æš©éã现ããèšå®ã§ããä»çµã¿ããç£æ»æ©èœãåãã£ãŠããŸãããããã¯ããŒã¿ã®å®å šæ§ãé«ããæ³èŠå¶ãžã®æºæ ã容æã«ããŸãã
4. ChatGPTã掻çšããPL/SQLã®åŠç°æ³
4.1 ChatGPTã䜿çšããŠçåã解決
ChatGPTã¯ãPL/SQLããã°ã©ãã³ã°ã«é¢ããçåã課é¡ã«å¯Ÿãã解決çãæäŸããããã®åªããããŒã«ã§ããåå¿è ãã³ãŒãã«é¢ãã質åãããå Žåããçµéšè±å¯ãªéçºè ãè€éãªSQLã¯ãšãªãæé©åããããšãã«äŸ¿å©ã§ãã
äŸãã°ãPL/SQLã®ç¹å®ã®é¢æ°ã®äœ¿ãæ¹ãããããªããšãããç¹å®ã®ãšã©ãŒã¡ãã»ãŒãžã®æå³ãç¥ãããå Žåã«ãChatGPTã«è³ªåãæããããããšã§ãè¿ éãã€ç確ãªåçãåŸãããšãã§ããŸãã
ãŸããChatGPTã¯èšå€§ãªããŒã¿ããŒã¹ã«åºã¥ããŠåŠç¿ããŠãããããããŸããŸãªãšã©ãŒã±ãŒã¹ããã¹ããã©ã¯ãã£ã¹ã«ã€ããŠãæ å ±ãæäŸããããšãã§ããŸãããã®ãããã³ãŒãã£ã³ã°ã¹ãã«ãåäžãããäžã§éåžžã«æå¹ãªãµããŒãããŒã«ãšãªããŸãã
4.2 ããã°ã©ã äŸããªã¯ãšã¹ãããæ¹æ³
ChatGPTã掻çšããŠPL/SQLã®ã³ãŒãäŸããªã¯ãšã¹ãããããšã¯ãå®éã®ããã°ã©ãã³ã°ç·Žç¿ã«ãããŠæ¥µããŠæçã§ãããªã¯ãšã¹ãæã«ã¯ãå ·äœçãªèŠä»¶ãç®çãæ確ã«äŒããããšã§ãããå®çšçãªäŸãåŸãããšãå¯èœã«ãªããŸãã
ããšãã°ããPL/SQLã§ã«ãŒãã䜿ã£ãããŒã¿ã®ãããåŠçã®äŸãèŠããŠã»ããããšãã£ãå ·äœçãªãªã¯ãšã¹ããããããšã§ãå®éã®ããã°ã©ãã³ã°ã·ããªãªã«å³ãããµã³ãã«ã³ãŒããåãåãããšãã§ããŸãã
ããã«ãããç¹å®ã®æŠå¿µãææ³ãåŠç¿ãããšåæã«ããããã©ã®ããã«å®åã§å¿çšã§ããããç解ããããšãã§ããŸãããŸããè€æ°ã®äŸãæ¯èŒããããšã§ãããŸããŸãªã¢ãããŒããåŠã¶ããšãå¯èœã§ãã
4.3 ChatGPTãšã€ã³ã¿ã©ã¯ãã£ããªåŠç¿
ChatGPTã¯ã€ã³ã¿ã©ã¯ãã£ããªåŠç¿ãå®çŸããŸããPL/SQLã®ã³ã³ã»ãããç解ããããã«ã察話åã®ã»ãã·ã§ã³ãéããŠè³ªåãããããšãã§ããŸããããã«ããããªã¢ã«ã¿ã€ã ã§ã®ãã£ãŒãããã¯ãåŸãããšãå¯èœãšãªããç解ãæ·±ããããç¿åŸé床ãäžãããããããšãã§ããŸãã
ã€ã³ã¿ã©ã¯ãã£ããªåŠç¿ã¯ãç¹ã«SQLã¯ãšãªã®ãããã°ãè€éãªã¢ã«ãŽãªãºã ã®ç解ã«ãããŠæçã§ããçŽæ¥çãªå¯Ÿè©±ã«ãã£ãŠãããæ·±ãæŽå¯ãåŸãããšãã§ããè€éãªåé¡ã解決ããããã»ã¹ãåŠã¶ããšãã§ããŸãã
ãŸããChatGPTã«å³æã®ãã£ãŒãããã¯ãæ±ããããšã§ãåŠãã§ããå 容ã«èªä¿¡ãæã€ããšãã§ããåæ©ä»ãã匷åããå¹æããããŸããåŠç¿è ã¯ãèªèº«ã®ç解床ã確èªããªããé²ãããšãã§ãããããäžæ¹åã®ææåŠç¿ãšæ¯èŒããŠããã掻åçãªåŠç¿ãè¡ããã®ã§ãã
4.4 ç¶ç¶çåŠç¿ã®ããã®ãªãœãŒã¹
PL/SQLã®ç¶ç¶çãªåŠç¿ãæ¯æŽããããã«ãChatGPTã¯ããŸããŸãªãªã³ã©ã€ã³ãªãœãŒã¹ãžã®æ¡å ããé²è¡äžã®åŠç¿èšç»ã®èª¿æŽã«åœ¹ç«ãŠãŸããåžžã«ã¢ããããŒããããæè¡èšäºããã©ãŒã©ã ããªã³ã©ã€ã³ã³ãŒã¹ãžã®ãªã³ã¯ãæäŸããŠãåŠç¿ç°å¢ãè±ãã«ããŸãã
ããã«ãChatGPTã¯åŠç¿å±¥æŽãå©çšããŠãåã ã®åŠç¿è ã«åã£ãã¢ããã€ã¹ã次ã®ã¹ããããæšèŠããããšãã§ããŸããããã«ãããããã°ã©ãã³ã°ã¹ãã«ã ãã§ãªããèªå·±åŠç¿èœåãå ±ã«åäžãããããšãã§ããŸãã
ç¶ç¶çåŠç¿ã®ããã»ã¹ã§ã¯ãå®ããããç®æšã«åããŠåŠç¿å 容ããã¥ãŒãã³ã°ããæé管çãè¡ãããšãéèŠã§ããChatGPTã¯ãã®éçšããµããŒãããå¹ççãªåŠç¿æ¹æ³ãææ¡ããããšã§ãåŠç¿è ãå®æçãã€å¹æçã«ç¥èãåžåã§ããããã«å©ããŸãã
5. PL/SQLãããžã§ã¯ãã®å®è·µäŸ
5.1 æ¥åã¢ããªã±ãŒã·ã§ã³ã§ã®PL/SQLå©çšäºäŸ
æ¥åã¢ããªã±ãŒã·ã§ã³ã®é åã§ã¯ãPL/SQLãéåžžã«éèŠãªåœ¹å²ãæãããŸããé¢æ°ãããã·ãŒãžã£ãããªã¬ãŒãçšããŠããŒã¿ã®æŽåæ§ãä¿ã€ããšããæ¥åããžãã¯ã®å¹çåãè¡ãããŸããç¹ã«ãéèæ©é¢ãä¿éºäŒç€Ÿãªã©ã®å€§éã®ãã©ã³ã¶ã¯ã·ã§ã³ãæ±ãã·ã¹ãã ã§ã¯ãPL/SQLãçšãããããåŠçãé »ç¹ã«äœ¿çšãããŸãã
å ·äœçãªäºäŸãšããŠã¯ã顧客ããŒã¿ã®ãããæŽæ°ãè¡ãéã«ãPL/SQLã掻çšããŠäžæ¬ã§åŠçãèªååããã±ãŒã¹ãæããããŸãããŸããè€éãªããžãã¹ã«ãŒã«ãããŒã¿ããŒã¹ã¬ãã«ã§é©çšããã¢ããªã±ãŒã·ã§ã³ãµãŒããŒã®è² è·ãæžããããšãå¯èœã§ãã
ããããPL/SQLãå©çšããããšã«ãããããŒã¿åŠçã®ä¿¡é Œæ§ãé«ãã€ã€ãã·ã¹ãã ã®ããã©ãŒãã³ã¹åäžãä¿é²ããããšãã§ããŸããéçºè ã¯PL/SQLã«ãã£ãŠãã¢ããªã±ãŒã·ã§ã³ã®ã¡ã³ããã³ã¹æ§ãåäžãããããã®éèŠãªãã©ã¯ãã£ã¹ãå®è·µããŠããŸãã
5.2 ããŒã¿ããŒã¹èšèšãšPL/SQLã®åœ¹å²
ããŒã¿ããŒã¹èšèšã®æ®µéã§ã¯ãPL/SQLã¯éåžžã«å€§ããªåœ¹å²ãæãããŸããã¹ããŒãã®å®çŸ©ãã¹ãã¬ãŒãžã®å¹çåãã»ãã¥ãªãã£ã®ç¢ºä¿ãªã©ãããŒã¿ããŒã¹å šäœã®æ§èœãå·Šå³ããå€ãã®èŠçŽ ãPL/SQLã«ãã£ãŠå®è£ ãããŸãã
äŸãã°ãã¹ãã¢ãããã·ãŒãžã£ã䜿çšããŠããŒã¿ã®æ¿å ¥ãæŽæ°ããžãã¯ãã«ãã»ã«åããããšã«ãããããŒã¿ããŒã¹ã®æŽåæ§ãä¿å®ããããããŸããããã«ãããŒã«ããŒã¹ã®ã¢ã¯ã»ã¹å¶åŸ¡ãå®è£ ããããšã§ãäžæ£ã¢ã¯ã»ã¹ããããŒã¿ãå®ããã»ãã¥ãªãã£ã匷åããŸãã
ããŒã¿ããŒã¹èšèšè ã¯ãPL/SQLãé§äœ¿ããããšã§ãæè»ãã€å ç¢ãªããŒã¿ããŒã¹ã¢ãŒããã¯ãã£ãæ§ç¯ã§ããŸããããããèšèšäžã®èŠå°ãããPL/SQLã¯ããŒã¿ããŒã¹èšèšè ãšéçºè ã®éã§æ¡éãã®äŸ¡å€ãæã£ãŠããŸãã
5.3 ããŒã¿ãã€ã°ã¬ãŒã·ã§ã³ãšããŒã¿åŠçã¹ã¯ãªããã®äœæ
ã·ã¹ãã 移è¡ãããžã§ã¯ãã«ãããŠãããŒã¿ãã€ã°ã¬ãŒã·ã§ã³ã¯æ±ºããŠé¿ããŠã¯éããªãäœæ¥ã§ããPL/SQLã¯ãæ¢åã®ããŒã¿ãæ°ããã·ã¹ãã ã«ç§»è¡ããéã«ãå€æã«ãŒã«ãããªããŒã·ã§ã³ãé©çšããã®ã«éåžžã«æçšã§ãã
PL/SQLã«ããããŒã¿ãã€ã°ã¬ãŒã·ã§ã³ã¹ã¯ãªããã¯ãããŒã¿ã®äžè²«æ§ãä¿ã¡ãªãããé«éã«ããŒã¿ã移åãããããšãã§ããŸããETL(Extract, Transform, Load)ããã»ã¹ã«ãããŠããPL/SQLã¯ããŒã¿ã®å€æãšããŒããå¹ççã«è¡ãããã®åŒ·åãªããŒã«ã§ãã
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5.4 ããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ã®å®è·µäŸ
ããžãã¹ã®æé·ãšå ±ã«ããŒã¿ããŒã¹ã®ããã©ãŒãã³ã¹ãç¶æãåäžãããããšã¯éèŠãªèª²é¡ãšãªããŸããPL/SQLã®ããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ã¯ãã·ã¹ãã å šäœã®åå¿é床ãé«ãããŠãŒã¶ãŒäœéšãæ¹åããããã«äžå¯æ¬ ã§ãã
å®è·µçãªããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ã®äžã€ãšããŠãSQLã¯ãšãªã®æé©åããããŸããçµ±èšæ å ±ãåéããå®è¡èšç»ã解æããããšã§ãäžå¿ èŠãªãã«ããŒãã«ã¹ãã£ã³ãé¿ããã€ã³ããã¯ã¹ãå¹æçã«äœ¿çšããããšãæåŸ ãããŸãã
ãŸããPL/SQLã®ã³ãŒãã¬ãã«ã§ã®ãã¥ãŒãã³ã°ãéèŠã§ããã«ãŒããæ¡ä»¶æã®å¹çæ¹åãäžæããŒãã«ã®äœ¿çšãæå°éã«ããSQLãšPL/SQLéã®ã³ã³ããã¹ãã¹ã€ãããæžããããšã§ãå šäœã®ããã©ãŒãã³ã¹ã倧ããåäžããŸãããããã詳现ãªæé©åãè¡ãããšã§ãé«è² è·æã§ãå®å®ããåŠçé床ãå®çŸã§ããŸãã
6. ChatGPTãšPL/SQLãçšããæªæ¥ã®ããã°ã©ãã³ã°
6.1 AIæè¡ãšããŒã¿ããŒã¹ç®¡çã®èå
è¿å¹ŽãAIæè¡ãšããŒã¿ããŒã¹ç®¡çãçµã¿åãããããšã§ãäŒæ¥ã®ããŒã¿åŠçãåçã«é²åããŠããŸããç¹ã«ãChatGPTã®ãããªèšèªã¢ãã«ã¯ãPL/SQLããã°ã©ãã³ã°ãå«ããããŒã¿ããŒã¹é¢é£ã®äœæ¥ã«ãããŠãé©æ°çãªæ¹åãæ瀺ããŠããŸãã
ããŒã¿ããŒã¹ã®èªååã管çäœæ¥ã«ãããŠãChatGPTã¯çŽæçãªã€ã³ã¿ãŒãã§ãŒã¹ãæäŸããéå°é家ã§ãé«åºŠãªã¯ãšãªãå®è¡ã§ããããæ¯æŽããŠããŸããããã«ãããããŒã¿ããŒã¹ç®¡çè ã¯ããè€éãªäœæ¥ã«éäžããããšãå¯èœãšãªããŸãã
PL/SQLã¯OracleããŒã¿ããŒã¹ã«ç¹åããããã°ã©ãã³ã°èšèªã§ãããChatGPTã®ãããªAIã掻çšããããšã§ãçµç¹ã¯ããŒã¿ããŒã¹ã®ç£èŠãããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ãã»ãã¥ãªãã£ã®åäžãšãã£ãåŽé¢ã§å¹çãé«ããŠããŸãã
6.2 èªååãããã³ãŒãã¬ãã¥ãŒãšæé©å
èªååãããã³ãŒãã¬ãã¥ãŒã¯ãéçºè ãããã°ã©ã ã®å質ãç¶æãã€ã€å¹çåãå³ãããã®éèŠãªããã»ã¹ã§ããChatGPTãçµ±åããããŒã«ã¯ãPL/SQLããã°ã©ã ã®æ§æçãªèª€ããããã©ãŒãã³ã¹ã®ããã«ããã¯ãè¿ éã«ç¹å®ããŠãããŸãã
ChatGPTãææ¡ããæé©åã®ãã³ãã代æ¿æ¡ã¯éçºè ã®æéãç¯çŽããããæŽç·Žãããã³ãŒããžãšå°ãããšã§ãããããŸããé£ç¶çãã€äžè²«ããã³ãŒãã¬ãã¥ãŒãéããŠãé«ãã³ãŒãã£ã³ã°æšæºã®ç¶æãå¯èœã«ãªããŸãã
ãããã®é²æ©ã«ãããPL/SQLéçºè ã¯ãã¹ãæ©æã«çºèŠããã³ãŒãã®ä¿å®æ§ãé«ãã€ã€ããªãœãŒã¹ã®å²ãåœãŠãæé©åããããšãã§ããŸãã
6.3 äºæž¬åæãšããã°ããŒã¿ã®æŽ»çš
ããã°ããŒã¿ã®æ代ã«ãããŠãPL/SQLããã°ã©ããŒã¯èšå€§ãªããŒã¿éããææ矩ãªæ å ±ãæœåºããããšãæ±ããããŸããChatGPTã¯ãäºæž¬åæã®ããã»ã¹ã匷åããããæ£ç¢ºã§æŽå¯ã«æºã¡ãããŒã¿åæãå®çŸããŸãã
PL/SQLã«å èµãããåæé¢æ°ãã¢ããªã³ã°æ©èœã«ãããéçºè ã¯ããžãã¹ãã¬ã³ãã®äºæž¬ã顧客è¡åã®åæã«åãçµãããšãã§ããŸããChatGPTã¯ããããã®æ©èœãããã«é²åãããé«åºŠãªåæã®å©ããšãªãããèšèšãããŠããŸãã
ãã®ãããªæè¡ã®èåã«ãããããžãã¹ã¯ããŒã¿é§ååã®ææ決å®ãè¡ãã競äºåªäœãä¿æããããšãã§ããã®ã§ãã
6.4 AIã掻çšããã³ãŒãçæã®æªæ¥
PL/SQLã®ãããªãã©ã³ã¶ã¯ã·ã§ã³æ§ã®é«ãããã°ã©ãã³ã°èšèªã«ãšã£ãŠãAIãèªåã§ã³ãŒããçæããããšã¯é©åœçãªå€åãæå³ããŸããChatGPTã®é²åã«ããå®çŸããã€ã€ãããã®æè¡ã¯ãéçºããã»ã¹ãåå®çŸ©ããå¯èœæ§ãç§ããŠããŸãã
ã³ãŒãçæããŒã«ã¯ãéçºè ãåå©çšå¯èœãªã³ãŒããã¿ãŒã³ãæ§ç¯ããåºæ¬çãªãã¬ãŒã ã¯ãŒã¯ãçŽ æ©ãèšå®ããæå©ããããŸããChatGPTã«ããAIã¢ã·ã¹ãã«ãããPL/SQLã®ã«ãŒãã³äœæ¥ãåçŽåãããããåµé çãã€æŠç¥çãªã¿ã¹ã¯ã«æ³šåã§ããããã«ãªããŸãã
æçµçã«ãAIã掻çšããã³ãŒãçæã¯éçºè ãããè€éãªåé¡è§£æ±ºã«éäžã§ãããããåºç€çãªããã°ã©ãã³ã°äœæ¥ã代æ¿ããããšã§ãããã
7. ãŸãšã
ChatGPTãšPL/SQLãçµã¿åãããããã°ã©ãã³ã°ã§ã¯ãããŒã¿ç®¡çã®å¹çãé£èºçã«åäžããŸããããžãã¹ããŒãœã³ã«ãšã£ãŠPL/SQLã®ç¿åŸã¯ãè€éãªããŒã¿ããŒã¹æäœãèªååããä¿¡é Œæ§ã®ããã¢ããªã±ãŒã·ã§ã³ãéçºããäžã§äžå¯æ¬ ã§ããPL/SQLã®åºæ¬ãé«åºŠãªæ©èœãŸã§èº«ã«ã€ãããæ¹ã¯ãChatGPTã掻çšããããšã§ãçåã解æ¶ãããããã°ã©ã äŸãå ¥æãããªã©ãã€ã³ã¿ã©ã¯ãã£ããªåŠç¿ãå¯èœã§ããææ°ã®ãããžã§ã¯ãäºäŸãéããŠããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ãããŒã¿ããŒã¹èšèšã®ç¥èãæ·±ããããŸããAIãšããŒã¿ããŒã¹ç®¡çã®é²åã«ãããæªæ¥ã®PL/SQLããã°ã©ãã³ã°ã¯æŽãªãèªååãšæé©åãæåŸ ãããŠããŸãã