レガシーシステムあるある.pdf

by Go Sagawa

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BOEGBDUPSZ#FBS#BTI ࠤ઒ ߽

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ࣗݾ঺հ ࠤ઒ ߽ (P4BHBXB BOEGBDUPSZ JOD 4NBSUQIPOF"QQ%JWJTJPO -FBE&OHJOFFS 1)1೥ (PMBOH೥ αʔόʔαΠυ޿͘ઙ͘ HJUIVCDPN HPTBHBXB 2JJUB HP@TBHBXB 5XJUUFS HP@TBHBXB

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ࠓ೔ͷςʔϚ ϨΨγʔγεςϜ

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͓͜ͱΘΓ ࠓ೔ͷൃද͸ ϨΨγʔγεςϜΛ ᩫΊΔࣄ͕ ໨తͰ͸͋Γ·ͤΜʂ

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"'ͷ๭γεςϜʹ͍ͭͯ

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͓ͦΒ͘Ұൠతͳαʔόʔߏ੒ਤ

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ݱ࣮ ڈ೥͙Β͍ʣ

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ͪΐͬͱྑ͘ͳͬͨݱ࣮

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ຊ౰ͷཧ૝ ڧ͍ਓ೤྽׻ܴʂ

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ղઆ CFGPSF before_2

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ղઆ CFGPSF

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ղઆ CFGPSF

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ղઆ BGUFS

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ղઆ BGUFS

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ղઆ BGUFS

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ղઆ BGUFS

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ղઆ BGUFS

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ϨΨγʔγεςϜ ͋Δ͋Δ

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͋Δ͋Δ̍ υΩϡϝϯτ͕ͳ͍

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͋Δ͋Δ̍ શαʔόʔ஍ಓʹௐ΂·ͨ͠ʜ

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ղܾࡦ ͋Δ͋Δ̍ɿυΩϡϝϯτ͕ͳ͍ ॻ͘ʂ ࠓ͔ΒͰ΋஗͘ͳ͍ʂ

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ղܾࡦ ͋Δ͋Δ̍ɿυΩϡϝϯτ͕ͳ͍ ਤ $BDPPΛར༻ ϑϩʔνϟʔτ γʔέϯεਤ &3ਤ ߏ੒ਤ

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ղܾࡦ ͋Δ͋Δ̍ɿυΩϡϝϯτ͕ͳ͍ "1*࢓༷ XJLJͱ͔FYDFMͱ͔ 1)1 TXBHHFSQIQ TXBHHFS (P HSQDHBUFXBZ QSPUP

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͋Δ͋Δ̎ ສೳͳαʔόʔ

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͋Δ͋Δ̎ɿສೳͳαʔόʔ ΞϓϦέʔγϣϯ΋%#΋ Ͳͬͪ΋ಈ͘Α $%/͕ͩ1)1΋ಈ͘Α Ͳ͔͜ΒͰ΋ΞΫηεͰ͖ΔΑ

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͋Δ͋Δ̎ɿສೳͳαʔόʔ before_2

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͋Δ͋Δ̎ɿສೳͳαʔόʔ

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ղܾࡦ ͋Δ͋Δ̎ɿສೳͳαʔόʔ ੍ݶˠղ์ %FOZ "MMPX

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ղܾࡦ ͋Δ͋Δ̎ɿສೳͳαʔόʔ ղ์ˠ ˠ੍ݶ %FOZ "MMPX ࢼݧ ؂ࢹ

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͋Δ͋Δ̏ ૿͑ΔϦιʔε

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͋Δ͋Δ̏

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͋Δ͋Δ̏ DB:→ :11→9

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ղܾࡦ ͋Δ͋Δ̏ɿ;͑ΔϦιʔε ফ͢ʂ ࠓ͔ΒͰ΋஗͘ͳ͍ʂ

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ղܾࡦ ͋Δ͋Δ̏ɿ;͑ΔϦιʔε αʔό΍ΞϓϦͷ ίετ αʔόඅ༻ ʹ Ͱ͸ͳ͍ʂ

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ղܾࡦ ͋Δ͋Δ̏ɿ;͑ΔϦιʔε ࡟আ͢Δࣄͷେ੾͞ ɾηΩϡϦςΟϦεΫ ɾඞཁͳ΋ͷ͕ݟ͚ͭͮΒ͍ ɾҟ෺͕ฆΕࠐΜͰ΋ؾ͚ͮͳ͍ ɾؒҧͬͯ࢖ΘΕΔ ɾ๩͍࣌͠ʹݶͬͯো֐ʹͳΔ ࡟আ͸େ੾ʂ

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