Create clients
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Create a client that can read, write, and run transactions.
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For detailed documentation that includes this code sample, see the following:
Code sample
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[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],[],[],[],null,["# Create clients\n\nCreate a client that can read, write, and run transactions.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Getting started with Spanner in Go](/spanner/docs/getting-started/go)\n\nCode sample\n-----------\n\n### Go\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\n import (\n \t\"context\"\n \t\"io\"\n\n \t\"cloud.google.com/go/spanner\"\n \tdatabase \"cloud.google.com/go/spanner/admin/database/apiv1\"\n )\n\n func createClients(w io.Writer, db string) error {\n \tctx := context.Background()\n\n \tadminClient, err := database.NewDatabaseAdminClient(ctx)\n \tif err != nil {\n \t\treturn err\n \t}\n \tdefer adminClient.Close()\n\n \tdataClient, err := spanner.NewClient(ctx, db)\n \tif err != nil {\n \t\treturn err\n \t}\n \tdefer dataClient.Close()\n\n \t_ = adminClient\n \t_ = dataClient\n\n \treturn nil\n }\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)."]]
