1. ããŒã¿ããŒã¹ãšã³ãžãã¢ã®å®çŸ©ãšåœ¹å²
1.1 ããŒã¿ããŒã¹ãšã³ãžãã¢ãšã¯
ããŒã¿ããŒã¹ãšã³ãžãã¢ãšã¯ãäŒæ¥ã®ããžãã¹ããµããŒãããããã«ãããŒã¿ããŒã¹ã®èšèšãæ§ç¯ã管çãè¡ãITå°é家ãæããŸãã圌ãã¯ãããŒã¿ããŒã¹ã®ããã©ãŒãã³ã¹ãæé©åããããŒã¿ã®å®å šæ§ãšæŽåæ§ãä¿ã€ãšãã絶察çãªè²¬ä»»ãæã€ååšã§ãã
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1.2 ããŒã¿ããŒã¹ãšã³ãžãã¢ã®äž»ãªæ¥å
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ãŸããããŒã¿ã®ã»ãã¥ãªãã£ã確ä¿ããããã®ä»çµã¿äœããéèŠãªæ¥åã®äžã€ã§ããããã«ã¯ãããŒã¿æå·åãã¢ã¯ã»ã¹å¶éãããã¯ã¢ããã»ãªã«ããªãŒã·ã¹ãã ã®æ§ç¯ãªã©ãå«ãŸããŸãã
ãããŠãããŒã¿ããŒã¹ãšã³ãžãã¢ã¯äŒæ¥ã®ããžãã¹ããŒãºã«å¿ããããŒã¿ããŒã¹ã®ã«ã¹ã¿ãã€ãºãè¡ãããšããããŸãããã®ãããã¢ããªã±ãŒã·ã§ã³éçºè ãšã®é£æºãããããžã§ã¯ããããžã¡ã³ãã®ã¹ãã«ãæ±ããããããšããããŸãã
1.3 ããŒã¿ããŒã¹ãšã³ãžãã¢ã®åœ¹å²ãšãã®éèŠæ§
ããŒã¿ããŒã¹ãšã³ãžãã¢ã®åœ¹å²ã¯ãã·ã¹ãã ã®ããã©ãŒãã³ã¹åäžãããŒã¿ã®å®å šæ§ç¢ºä¿ããããŠããžãã¹ã®å¹çåãæ¯ããããšã§ãã誀ã£ãããŒã¿ç®¡çã¯ãããžãã¹ã«å€§ããªæªåœ±é¿ãåãŒããããããŒã¿ããŒã¹ãšã³ãžãã¢ã®åœ¹å²ã¯éåžžã«éèŠã§ãã
ãŸãã倧èŠæš¡ãªã·ã¹ãã ãéå¶ããéã«ã¯ãããŒã¿ããŒã¹ãšã³ãžãã¢ãããŒã¿ã®å©çšãæé©åããããã®ã¢ãŒããã¯ãã£äœæã«æºããããšã¯ã»ãŒå¿ é ãšãããã§ãããã
ããã«ãããŒã¿ã®ã»ãã¥ãªãã£ã確ä¿ãã圹å²ãæã€ããŒã¿ããŒã¹ãšã³ãžãã¢ã¯ãæ å ±æŒãããªã©ã®ãªã¹ã¯ãæå°éã«æããããšã§ãããžãã¹ã®æç¶çãªæé·ãæ¯ããŸãã
1.4 ããŒã¿ããŒã¹ãšã³ãžãã¢ã®ãã£ãªã¢ãã¹
ããŒã¿ããŒã¹ãšã³ãžãã¢ã®ãã£ãªã¢ãã¹ã¯ããŸããŸã§ããçµéšãèœåãç©ãããšã§ãã·ãã¢ããŒã¿ããŒã¹ãšã³ãžãã¢ãããŒã¿ããŒã¹ãããŒãžã£ãŒãããŒã¿ããŒã¹ã¢ãŒããã¯ããªã©ãžãšæé²ããããšãå¯èœã§ãã
ãŸããããŒã¿ããŒã¹ã®èšèšã»éçšã«é¢ããç¥èã¯ãããŒã¿ãµã€ãšã³ãã£ã¹ããããã°ããŒã¿ãšã³ãžãã¢ãšãã£ãããŒã¿åæã«é¢ããè·çš®ã«ã掻ããããšãã§ããŸãããã®ããã転è·ããã£ãªã¢ãã§ã³ãžã«ãæå©ãªã¹ãã«ã»ãããæã€ãšèšããã§ãããã
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2. ããŒã¿ããŒã¹ãšã³ãžãã¢ã®ã¹ãã«ã»ãã
ããŒã¿ããŒã¹ãšã³ãžãã¢ãšããŠæŽ»èºããã«ã¯ãããŒã¿ããŒã¹ç®¡çãSQLãšãã®ä»ã®ããã°ã©ãã³ã°èšèªãããŒã¿ããŒã¹èšèšã»ã¢ããªã³ã°ãªã©ã®æè¡ã¹ãã«ãå¿ é ãšãªããŸãããŸããããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ããã©ãã«ã·ã¥ãŒãã£ã³ã°ãªã©ã®å¯Ÿå¿èœåãæ±ããããŸãã
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以äžã®é ç®ã§ããããåã¹ãã«ã«ã€ããŠè©³ããèŠãŠãããŸãããã
2.1 ããŒã¿ããŒã¹ç®¡çã¹ãã«
ããŒã¿ããŒã¹ã®ããã©ãŒãã³ã¹ãæ倧éã«æŽ»çšããããã«ã¯ãããŒã¿ããŒã¹ç®¡çã¹ãã«ãå¿ èŠãšãªããŸããããã«ã¯ãããŒã¿ã®ããã¯ã¢ãããšãªã¹ãã¢ãã»ãã¥ãªãã£ç®¡çãããŒã¿ã®å¯çšæ§ãæŽåæ§ã®ç¢ºä¿ãªã©ãå«ãŸããŸãã
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2.2 SQLãšãã®ä»ã®ããã°ã©ãã³ã°èšèªã¹ãã«
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2.3 ããŒã¿ããŒã¹èšèšãšã¢ããªã³ã°ã¹ãã«
ããŒã¿ããŒã¹èšèšã»ã¢ããªã³ã°ã¹ãã«ã¯ãäŒæ¥ã®ããžãã¹èŠä»¶ãæºããããŒã¿ããŒã¹ã·ã¹ãã ãèšèšããå®è£ ããããã«å¿ èŠãªèœåã§ããå ·äœçã«ã¯ãèŠä»¶å®çŸ©ã«åºã¥ããããŒã¿ã¢ãã«ã®äœæããå¹ççãªããŒã¿æ§é ã®èšèšãæ£èŠåãªã©ãå«ãŸããŸãã
次ã«ãããŒã¿ããŒã¹ãšã³ãžãã¢ã¯ããžãã¹ç®æšãç解ãããããè¡šçŸããããã®ããŒã¿ããŒã¹ã¹ããŒããèšèšããèœåãæ±ããããŸãããã®ãããããžãã¹ç解åãéèŠãªèŠçŽ ãšãªããŸãã
ããŒã¿ããŒã¹èšèšãšã¢ããªã³ã°ã¹ãã«ã身ã«ã€ããããšã§ãããŒã¿å©çšãæé©åããäŒæ¥ã®æ¥çžŸåäžã«å¯äžããããšãå¯èœãšãªããŸãã
2.4 ããã©ãŒãã³ã¹ãã¥ãŒãã³ã°ãšãã©ãã«ã·ã¥ãŒãã£ã³ã°ã¹ãã«
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3. ããŒã¿ããŒã¹ãšã³ãžãã¢ã®æ¥åå 容
ããŒã¿ããŒã¹ãšã³ãžãã¢ãšããå°éçãªè·åãç解ããããã«ã¯ããã®æ¥åå 容ãæ·±ãç¥ãããšãéèŠã§ããæ§ã ãªæ¥åããããŸããããã®äžã§ãäž»ã«4ã€ã®åœ¹å²ã玹ä»ããŸãã
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3.1 ããŒã¿ããŒã¹ã®ç®¡çãšéçš
ããŒã¿ããŒã¹ã®ç®¡çãšéçšã¯ãããŒã¿ããŒã¹ãšã³ãžãã¢ã®ç¹ã«éèŠãªåœ¹å²ã®äžã€ã§ããããŒã¿ããŒã¹ã¯çµç¹ãææããããŒã¿å šäœãåžãããã®å¹ççãªæŽ»çšãæ±ããããŸãã
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3.2 ããŒã¿ããŒã¹ã®èšèšãšæ§ç¯
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å ·äœçã«ã¯ãã¯ãšãªã®æé©åãã€ã³ããã¯ã¹ã®èšå®ãããŒããŠã§ã¢ãªãœãŒã¹ã®é©æ£ãªé åãªã©ã§ãããŒã¿ããŒã¹ã®ããã©ãŒãã³ã¹ãåäžãããŸãã
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3.4 ããŒã¿ã»ãã¥ãªãã£ã®ä¿å®ãšå¯Ÿç
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4.1 æè¡çã¹ãã«
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5. ããŒã¿ããŒã¹ãšã³ãžãã¢ã®ãã£ãªã¢ãšæé·æ©äŒ
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