Membaca menggunakan filter rantai (HBase)
Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Membuat filter komposit menggunakan chaining.
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"]],[],[[["\u003cp\u003eThis code sample demonstrates how to create a composite filter by chaining multiple filters together.\u003c/p\u003e\n"],["\u003cp\u003eThe example utilizes \u003ccode\u003eFamilyFilter\u003c/code\u003e to target cells within the \u003ccode\u003ecell_plan\u003c/code\u003e column family and \u003ccode\u003eColumnCountGetFilter\u003c/code\u003e to select a specific number of cells per row.\u003c/p\u003e\n"],["\u003cp\u003eIt constructs a \u003ccode\u003eFilterList\u003c/code\u003e with the \u003ccode\u003eMUST_PASS_ALL\u003c/code\u003e operator, ensuring that rows must pass both filters to be included in the results.\u003c/p\u003e\n"],["\u003cp\u003eThe resulting composite filter, applied to a \u003ccode\u003eScan\u003c/code\u003e operation, is then used to filter data in the specified Bigtable table.\u003c/p\u003e\n"]]],[],null,["Creates a composite filter using chaining.\n\nExplore further\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Use filters](/bigtable/docs/using-filters)\n\nCode sample \n\nJava\n\n\nTo learn how to install and use the client library for Bigtable, see\n[Bigtable client libraries](/bigtable/docs/reference/libraries).\n\n\nTo authenticate to Bigtable, 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 public static void filterComposingChain() {\n // TODO(developer): Replace these variables before running the sample.\n String projectId = \"my-project-id\";\n String instanceId = \"my-instance-id\";\n String tableId = \"mobile-time-series\";\n filterComposingChain(projectId, instanceId, tableId);\n }\n\n public static void filterComposingChain(String projectId, String instanceId, String tableId) {\n // A filter that selects one cell per row AND within the column family cell_plan\n Filter familyFilter =\n new FamilyFilter(CompareOp.EQUAL, new BinaryComparator(Bytes.toBytes(\"cell_plan\")));\n Filter columnCountGetFilter = new ColumnCountGetFilter(3);\n\n FilterList filter = new FilterList(FilterList.Operator.MUST_PASS_ALL);\n filter.addFilter(columnCountGetFilter);\n filter.addFilter(familyFilter);\n Scan scan = new Scan().setFilter(filter);\n readWithFilter(projectId, instanceId, tableId, scan);\n }\n\nWhat's next\n\n\nTo search and filter code samples for other Google Cloud products, see the\n[Google Cloud sample browser](/docs/samples?product=bigtable)."]]
