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Exemplo de código
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[[["Fácil de entender","easyToUnderstand","thumb-up"],["Meu problema foi resolvido","solvedMyProblem","thumb-up"],["Outro","otherUp","thumb-up"]],[["Difícil de entender","hardToUnderstand","thumb-down"],["Informações incorretas ou exemplo de código","incorrectInformationOrSampleCode","thumb-down"],["Não contém as informações/amostras de que eu preciso","missingTheInformationSamplesINeed","thumb-down"],["Problema na tradução","translationIssue","thumb-down"],["Outro","otherDown","thumb-down"]],[],[[["\u003cp\u003eThis code sample demonstrates how to read a specific row from a Bigtable table using its row key.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003ereadRow\u003c/code\u003e function takes the project ID, instance ID, and table ID as parameters to establish a connection and retrieve a specific row.\u003c/p\u003e\n"],["\u003cp\u003eTo run the code example, you need to replace the placeholder variables (project ID, instance ID, table ID) with your own Bigtable project, instance, and table information.\u003c/p\u003e\n"],["\u003cp\u003eTo authenticate and use the Bigtable client library, you must install the library and set up Application Default Credentials (ADC) for authentication.\u003c/p\u003e\n"],["\u003cp\u003eThere are documentation links provided for further reading on reading data, using the Bigtable client libraries, and setting up ADC, and there is a link to the Google Cloud sample browser for other code examples.\u003c/p\u003e\n"]]],[],null,["Read a row.\n\nExplore further\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Read examples](/bigtable/docs/reading-data)\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 /**\n * Example of reading an individual row key.\n */\n public static void readRow() {\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 readRow(projectId, instanceId, tableId);\n }\n\n public static void readRow(String projectId, String instanceId, String tableId) {\n // Initialize client that will be used to send requests. This client only needs to be created\n // once, and can be reused for multiple requests.\n try (Connection connection = BigtableConfiguration.connect(projectId, instanceId)) {\n Table table = connection.getTable(TableName.valueOf(tableId));\n\n byte[] rowkey = Bytes.toBytes(\"phone#4c410523#20190501\");\n\n Result row = table.get(new Get(rowkey));\n printRow(row);\n\n } catch (IOException e) {\n System.out.println(\n \"Unable to initialize service client, as a network error occurred: \\n\" + e.toString());\n }\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)."]]