新潟WEBアプリケーション勉強会 Vol.1 LT GraphQL Federation

Transcript

1. !@ZVLJLBZVLJ
    (SBQI2-
   'FEFSBUJPO ৽ׁ8&#ΞϓϦέʔγϣϯษڧձ
   7PM
   -5
2. ࣗݾ঺հ w 5BLBZVLJ
   ,BOFEB
   !@ZVLJLBZVLJ
   w גࣜձࣾ4QSPDLFU
   w ϑϩϯτΤϯυΤϯδχΞ
   w ࠷ۙ͸(PΛॻ͍͍ͯΔ
3. ໨࣍ w (SBQI2-ͱ͸
   w ϚΠΫϩαʔϏεߏ੒ͰͷόοΫΤϯυ
   w (SBQI2-
   'FEFSBUJPO
4. (SBQI2-ͱ͸ w ೥ʹ'BDFCPPL ݱ.FUB ʹΑͬͯެ։͞Εͨ"1*޲͚ΫΤϦݴޠɺϥϯ λΠϜ
   w ճͷϦΫΤετͰඞཁͳϦιʔεΛऔಘ͢Δ͜ͱ͕Ͱ͖Δ
   w εΩʔϚϑΝʔετͰ։ൃՄೳ
5. 4DIFNB
   2VFSZ
   3FTQPOTF query { posts { id title } } { "data": { "posts": [ { "id": 1, "title": "title-1" }, { "id": 2, "title": "title-2" } ] } } 1045
   IUUQTFYBNQMFDPNHSBQIRM type Post { id: Int title: String content: String } type Query { post(id: Int): Post posts: [Post] } 4DIFNB 2VFSZ 3FTQPOTF
6. ϚΠΫϩαʔϏεߏ੒ͷόοΫΤϯυ w ϑϩϯτΤϯυͰ֤όοΫΤϯυΛୟ͘
   w ϑϩϯτΤϯυͰ֤όοΫΤϯυΛೝ࣮ࣝͯ͠૷Λߦ͏ඞཁ͕͋Δ
   w ϑϩϯτΤϯυʹόοΫΤϯυ༻ͷಉ࣮͡૷͕૿͑Δ FH
   ೝূͳͲ
   w #''૚ΛڬΉ
   w όοΫΤϯυΛ࣮૷ͨ͠Β#''ʹ΋ରԠͨ͠ίʔυ͕ඞཁ
7. ΫϥΠΞϯτ͕֤όοΫΤϯυΛୟ͘ߏ੒ #SPXTFS 6TFS
   TFSWJDF 1PTU
   TFSWJDF
8. #''ߏ੒ #SPXTFS #'' 6TFS
   TFSWJDF 1PTU
   TFSWJDF
9. (SBQI2-
   'FEFSBUJPO "QPMMP
   'FEFSBUJPO w "QPMMP͕։ൃ͍ͯ͠Δɺෳ਺ͷ(SBQI2-
   "1*Λ૊Έ߹Θͤͨεʔύʔάϥϑ Λ࡞੒͢ΔͨΊͷɺڧྗͰΦʔϓϯͳΞʔΩςΫνϟ
   w ϚΠΫϩαʔϏεͷ(SBQI2-ͷTDIFNBΛ૊Έ߹ΘͤͨεʔύʔάϥϑΛ࡞ ੒͢Δ͜ͱͰɺͭͷ(BUFXBZͷΤϯυϙΠϯτ͔Βશͯͷ(SBQI2-ͷϦι ʔε΁ΞΫηεͰ͖Δ
   w ࠓ೥ॳՆʹWʹͳͬͨ
10. (SBQI2-
    'FEFSBUJPOߏ੒ #SPXTFS 4VQFSHSBQI
    HBUFXBZ 6TFS
    TVCHSBQI 1PTU
    TVCHSBQI
11. 4VQFSHSBQI
    4DIFNBͷ࡞੒ type User @key(fields: "id") { id: Int! name: String! } type Query { user(id: Int): User users: [User] } type Post { id: Int title: String content: String user: User } type User @key(fields: "id") { id: Int! } type Query { post(id: Int): Post posts: [Post] } type Post @join__type(graph: USERS) { id: Int title: String content: String user: User } type Query @join__type(graph: POSTS) @join__type(graph: USERS) { user(id: Int): User @join__field(graph: POSTS) users: [User] @join__field(graph: POSTS) post(id: Int): Post @join__field(graph: USERS) posts: [Post] @join__field(graph: USERS) } type User @join__type(graph: POSTS, key: "id") @join__type(graph: USERS, key: "id") { id: Int! name: String! @join__field(graph: POSTS) } 4VQFSHSBQI
    4DIFNB 6TFS
    4DIFNB 1PTU
    4DIFNB 3PWFS
    $-*
12. 2VFSZ
    3FTQPOTF query { posts { title user { name } } } { "data": { "posts": [ { "title": "title-1", "user": { "name": "taro" } }, { "title": "title-2", "user": { "name": "jiro" } } ] } } 1045
    IUUQTFYBNQMFDPNHSBQIRM 2VFSZ 3FTQPOTF
13. (SBQI2-
    'FEFSBUJPOͷϝϦοτ w ෳ਺(SBQI2-αʔϏε͕͋ͬͯ΋ճͷϦΫΤετͰϦιʔεΛऔಘͰ͖Δ
    w 3&45ʹର͢Δڧྗͳར఺ΛγϯϓϧͳܗͰҡ࣋Ͱ͖Δ
    w (SBQI2-αʔϏεͷ࣮૷ʹूதͰ͖Δ
    w ΫϥΠΞϯτɾ#''౳Λҙࣝ͠ͳͯ͘ྑ͍
    w ෳ਺νʔϜ͕νʔϜݸผͷόοΫΤϯυ։ൃʹϑΥʔΧεͰ͖Δ
14. ಋೖ࣌ͷϙΠϯτ ͩͱߟ͍͑ͯΔͱ͜Ζ w TVQFSHSBQI
    HBUFXBZ͕ࢀর͢ΔTDIFNBࣗମͷ؅ཧ
    w ৗʹTVQFSHSBQI
    TDIFNBΛߏ੒Մೳ͔Λݕࠪ͠ଓ͚Δඞཁ͕͋Δ
    w ΑΓεΩʔϚϑΝʔετͳ։ൃͷྲྀΕʹ
    w TVCHSBQIσϓϩΠޙʹTVQFSHSBQI
    HBUFXBZ͕ࢀর͢ΔTDIFNBͷߋ৽
    w HBUFXBZ͸(SBQI2-ΫΤϦΛཧղ͢Δݡ͍ࢠͳͷͰɺσϓϩΠʹΑͬͯ TVCHSBQIͰར༻Մೳͳঢ়ଶʹͳͬͯ΋ɺHBUFXBZ͕ࢀর͢ΔTDIFNB͕ TVCHSBQIͰར༻Մೳʹͳ߲ͬͨ໨Λ൓ө͍ͯ͠ͳ͍৔߹ɺΫϥΠΞϯτ͔Β͸࢖ ༻Ͱ͖ͳ͍
15. 8F
    BSF
    IJSJOH
    4FBSDI
    GPS
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