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About Rails ConnectionPool
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Takahiro Uchiyama
July 22, 2020
Technology
0
200
About Rails ConnectionPool
Quipper社内の「ゆるいRuby LT会 Vol.1」でやった資料です。
Takahiro Uchiyama
July 22, 2020
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Transcript
Նͩʂ ϓʔϧͩʂ 3VCZͰ-5ͩʂʂʂ Նͩʂ ϓʔϧͩʂ 3VCZͰ-5ͩʂʂʂ 2VJQQFSࣾΏΔ͍3VCZ-5ձ7PM !IJHIXJEF
ίωΫγϣϯ ϓʔϧͷ ࣮ΛͬͯΈͨ ίωΫγϣϯ ϓʔϧͷ ࣮ΛͬͯΈͨ 2VJQQFSࣾΏΔ͍3VCZ-5ձ7PM !IJHIXJEF ͱ͍͏Θ͚Ͱ
"CPVUNF BOEUPEBZTUIFNF ✴ ݄2VJQQFSʹKPJO ✴ ίʔνϯάνʔϜͰ8FC։ൃΛ͍ͬͯΔ ✴ ͜ͳ͍ͩͷVKJIJTBษڧձͰͷGPSLUISFBEͷઆ໌͕େมΘ͔Γ͔ͬͨ͢ͷͰɺۀʹͭͳ͕ ΔܗͰ͏গ͠۷ΓԼ͛ͯΈ͍ͨͱࢥͬͨ ✴
✴ 3BJMTͷ$POOFDUJPO1PPM5ISFBEͱ͕ؔ͋Δͱ͍͏ͳΜͱͳ͘ฉ͍ͨ͜ͱ͕͋Γɺ͜ ΕΛ۷ΓԼ͛Δͷʮࣗʹͱͬͯ৽نੑʯ͕͋Γͦ͏
ͱ͍͏͍ܰؾ࣋ͪͰ࢝ΊͨΒ ऩर͕͔ͭͳ͘ͳͬͨͷͰ ੜஆ͔͍ͰݟकͬͯΒ͑Δͱ͏Ε͍͠Ͱ͢ ˞͜ͷϖʔδൃදલʹͲ͏͢Μͩ͜Εͬͯؾ࣋ͪʹͳͬͯՃ͠·ͨ͠
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DPOOFDUJPOͷઃఆΛಡΈࠐΜͰ
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✴ EBUBCBTFZNM͔ΒಘΒΕͨTQFDΛͱʹ$POOFDUJPO1PPMΛ࡞͍ͬͯΔ ✴ $POOFDUJPO1PPMࣗମ࡞Δͷͷɺ·ͩ$POOFDUJPOࣗମཱ͍֬ͯ͠ͳ͍͜ͱ͕Θ͔Δ "DUJWF3FDPSE$POOFDUJPO"EBQUFST$POODFUJPO)BOEMFSFTUBCMJTI@DPOOFDUJPO
Foo.find(1) Α͏͘3BJMT͕ىಈͰ͖ͨͷͰ͍ͭ͜ͷॲཧΛ͑Δɻ
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BDUJWFSFDPSEMJCBDUJWF@SFDPSEDPOOFDUJPO@BEBQUFSTBCTUSBDUDPOOFDUJPO@QPPMSC Ωϡʔʹ͕͍ͪΕͦΕΛ͍ɺͦ͏Ͱͳ͚Εɺ৽͍͠ίωΫγϣϯΛνΣοΫΞτ͢Δ
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