Mencantumkan koneksi
Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Mencantumkan semua metadata koneksi dalam project.
Mempelajari lebih lanjut
Untuk melihat dokumentasi mendetail yang menyertakan contoh kode ini, lihat referensi 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 list all connection metadata within a specified project and location using the BigQuery Connection Service Client in Java.\u003c/p\u003e\n"],["\u003cp\u003eThe code requires setting up Application Default Credentials for authentication and uses the \u003ccode\u003eConnectionServiceClient\u003c/code\u003e to send a \u003ccode\u003eListConnectionsRequest\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eThe output iterates through and prints the names of the connection metadata found in the project and location.\u003c/p\u003e\n"],["\u003cp\u003eThe user needs to replace placeholder values in the code, specifically the \u003ccode\u003eprojectId\u003c/code\u003e and the \u003ccode\u003elocation\u003c/code\u003e, with their own information before running the sample.\u003c/p\u003e\n"],["\u003cp\u003eIt directs users to the appropriate documentation for setting up BigQuery and working with connections, as well as to the Google Cloud sample browser for other code examples.\u003c/p\u003e\n"]]],[],null,["# List connections\n\nList all connection metadata in a project.\n\nExplore further\n---------------\n\n\nFor detailed documentation that includes this code sample, see the following:\n\n- [Manage connections](/bigquery/docs/working-with-connections)\n\nCode sample\n-----------\n\n### Java\n\n\nBefore trying this sample, follow the Java setup instructions in the\n[BigQuery quickstart using\nclient libraries](/bigquery/docs/quickstarts/quickstart-client-libraries).\n\n\nFor more information, see the\n[BigQuery Java API\nreference documentation](/java/docs/reference/google-cloud-bigquery/latest/overview).\n\n\nTo authenticate to BigQuery, set up Application Default Credentials.\nFor more information, see\n\n[Set up authentication for client libraries](/bigquery/docs/authentication#client-libs).\n\n import com.google.cloud.bigquery.connection.v1.https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.ListConnectionsRequest.html;\n import com.google.cloud.bigquery.connection.v1.https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.LocationName.html;\n import com.google.cloud.bigqueryconnection.v1.https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigqueryconnection.v1.ConnectionServiceClient.html;\n import java.io.IOException;\n\n // Sample to get list of connections\n public class ListConnections {\n\n public static void main(String[] args) throws IOException {\n // TODO(developer): Replace these variables before running the sample.\n String projectId = \"MY_PROJECT_ID\";\n String location = \"MY_LOCATION\";\n listConnections(projectId, location);\n }\n\n static void listConnections(String projectId, String location) throws IOException {\n try (https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigqueryconnection.v1.ConnectionServiceClient.html client = https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigqueryconnection.v1.ConnectionServiceClient.html.create()) {\n https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.LocationName.html parent = https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.LocationName.html.of(projectId, location);\n int pageSize = 10;\n https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.ListConnectionsRequest.html request =\n https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.ListConnectionsRequest.html.newBuilder()\n .setParent(parent.https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.LocationName.html#com_google_cloud_bigquery_connection_v1_LocationName_toString__())\n .https://cloud.google.com/java/docs/reference/google-cloud-bigqueryconnection/latest/com.google.cloud.bigquery.connection.v1.ListConnectionsRequest.Builder.html#com_google_cloud_bigquery_connection_v1_ListConnectionsRequest_Builder_setPageSize_int_(pageSize)\n .build();\n client\n .listConnections(request)\n .iterateAll()\n .forEach(con -\u003e System.out.println(\"Connection Id :\" + con.getName()));\n }\n }\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=bigqueryconnection)."]]