Menulis dengan mutasi menggunakan Dataflow
Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Gunakan konektor Dataflow untuk menulis data menggunakan mutasi.
Mempelajari lebih lanjut
Untuk dokumentasi mendetail yang menyertakan contoh kode ini, lihat artikel berikut:
Contoh kode
Kecuali dinyatakan lain, konten di halaman ini dilisensikan berdasarkan Lisensi Creative Commons Attribution 4.0, sedangkan contoh kode dilisensikan berdasarkan Lisensi Apache 2.0. Untuk mengetahui informasi selengkapnya, lihat Kebijakan Situs Google Developers. Java adalah merek dagang terdaftar dari Oracle dan/atau afiliasinya.
[[["Mudah dipahami","easyToUnderstand","thumb-up"],["Memecahkan masalah saya","solvedMyProblem","thumb-up"],["Lainnya","otherUp","thumb-up"]],[["Sulit dipahami","hardToUnderstand","thumb-down"],["Informasi atau kode contoh salah","incorrectInformationOrSampleCode","thumb-down"],["Informasi/contoh yang saya butuhkan tidak ada","missingTheInformationSamplesINeed","thumb-down"],["Masalah terjemahan","translationIssue","thumb-down"],["Lainnya","otherDown","thumb-down"]],[],[],[],null,["# Dataflow write with mutations\n\nUse the Dataflow connector to write data by using mutations.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Import, export, and modify data using Dataflow](/spanner/docs/dataflow-connector)\n\nCode sample\n-----------\n\n### Java\n\n\nTo learn how to install and use the client library for Spanner, see\n[Spanner client libraries](/spanner/docs/reference/libraries).\n\n\nTo authenticate to Spanner, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for a local development environment](/docs/authentication/set-up-adc-local-dev-environment).\n\n albums\n // Spanner expects a Mutation object, so create it using the Album's data\n .apply(\"CreateAlbumMutation\", ParDo.of(new DoFn\u003cAlbum, Mutation\u003e() {\n @ProcessElement\n public void processElement(ProcessContext c) {\n Album album = c.element();\n c.output(Mutation.newInsertOrUpdateBuilder(\"albums\")\n .set(\"singerId\").to(album.singerId)\n .set(\"albumId\").to(album.albumId)\n .set(\"albumTitle\").to(album.albumTitle)\n .build());\n }\n }))\n // Write mutations to Spanner\n .apply(\"WriteAlbums\", SpannerIO.write()\n .withInstanceId(instanceId)\n .withDatabaseId(databaseId));\n\nWhat's next\n-----------\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=spanner)."]]