Amazon Glue 使用示例 Amazon CLI - Amazon Command Line Interface
操作
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Amazon Glue 使用示例 Amazon CLI

以下代码示例向您展示了如何使用with来执行操作和实现常见场景 Amazon Glue。 Amazon Command Line Interface

操作是大型程序的代码摘录，必须在上下文中运行。您可以通过操作了解如何调用单个服务函数，还可以通过函数相关场景和跨服务示例的上下文查看操作。

场景是展示如何通过在同一服务中调用多个函数来完成特定任务任务的代码示例。

每个示例都包含一个指向的链接 GitHub，您可以在其中找到有关如何在上下文中设置和运行代码的说明。

主题

操作

以下代码示例演示如何使用 batch-stop-job-run。

Amazon CLI

停止作业运行

以下batch-stop-job-run示例停止作业运行。

aws glue batch-stop-job-run \
    --job-name "my-testing-job" \
    --job-run-id jr_852f1de1f29fb62e0ba4166c33970803935d87f14f96cfdee5089d5274a61d3f

输出：

{
    "SuccessfulSubmissions": [
        {
            "JobName": "my-testing-job",
            "JobRunId": "jr_852f1de1f29fb62e0ba4166c33970803935d87f14f96cfdee5089d5274a61d3f"
        }
    ],
    "Errors": [],
    "ResponseMetadata": {
        "RequestId": "66bd6b90-01db-44ab-95b9-6aeff0e73d88",
        "HTTPStatusCode": 200,
        "HTTPHeaders": {
            "date": "Fri, 16 Oct 2020 20:54:51 GMT",
            "content-type": "application/x-amz-json-1.1",
            "content-length": "148",
            "connection": "keep-alive",
            "x-amzn-requestid": "66bd6b90-01db-44ab-95b9-6aeff0e73d88"
        },
        "RetryAttempts": 0
    }
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的任务运行。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考BatchStopJobRun中的。

以下代码示例演示如何使用 create-connection。

Amazon CLI

为 Glue 数据 Amazon 存储创建连接

以下create-connection示例在 Amazon Glue 数据目录中创建一个连接，该连接为 Kafka 数据存储提供连接信息。

aws glue create-connection \
    --connection-input '{ \
        "Name":"conn-kafka-custom", \
        "Description":"kafka connection with ssl to custom kafka", \
        "ConnectionType":"KAFKA",  \
        "ConnectionProperties":{  \
            "KAFKA_BOOTSTRAP_SERVERS":"<Kafka-broker-server-url>:<SSL-Port>", \
            "KAFKA_SSL_ENABLED":"true", \
            "KAFKA_CUSTOM_CERT": "s3://bucket/prefix/cert-file.pem" \
        }, \
        "PhysicalConnectionRequirements":{ \
            "SubnetId":"subnet-1234", \
            "SecurityGroupIdList":["sg-1234"], \
            "AvailabilityZone":"us-east-1a"} \
    }' \
    --region us-east-1
    --endpoint https://glue.us-east-1.amazonaws.com

此命令不生成任何输出。

有关更多信息，请参阅《Glue 开发者指南》中的 Amazon “在 Gl Amazon u e 数据目录中定义连接”。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考CreateConnection中的。

以下代码示例演示如何使用 create-database。

Amazon CLI

创建数据库

以下create-database示例在 Glue 数据目录 Amazon 中创建了一个数据库。

aws glue create-database \
    --database-input "{\"Name\":\"tempdb\"}" \
    --profile my_profile \
    --endpoint https://glue.us-east-1.amazonaws.com

此命令不生成任何输出。

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的在数据目录中定义数据库。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考CreateDatabase中的。

以下代码示例演示如何使用 create-job。

Amazon CLI

创建用于转换数据的任务

以下 create-job 示例创建了一个运行存储在 S3 中的脚本的流式处理任务。

aws glue create-job \
    --name my-testing-job \
    --role AWSGlueServiceRoleDefault \
    --command '{ \
        "Name": "gluestreaming", \
        "ScriptLocation": "s3://DOC-EXAMPLE-BUCKET/folder/" \
    }' \
    --region us-east-1 \
    --output json \
    --default-arguments '{ \
        "--job-language":"scala", \
        "--class":"GlueApp" \
    }' \
    --profile my-profile \
    --endpoint https://glue.us-east-1.amazonaws.com

test_script.scala 的内容：

import com.amazonaws.services.glue.ChoiceOption
import com.amazonaws.services.glue.GlueContext
import com.amazonaws.services.glue.MappingSpec
import com.amazonaws.services.glue.ResolveSpec
import com.amazonaws.services.glue.errors.CallSite
import com.amazonaws.services.glue.util.GlueArgParser
import com.amazonaws.services.glue.util.Job
import com.amazonaws.services.glue.util.JsonOptions
import org.apache.spark.SparkContext
import scala.collection.JavaConverters._

object GlueApp {
    def main(sysArgs: Array[String]) {
        val spark: SparkContext = new SparkContext()
        val glueContext: GlueContext = new GlueContext(spark)
        // @params: [JOB_NAME]
        val args = GlueArgParser.getResolvedOptions(sysArgs, Seq("JOB_NAME").toArray)
        Job.init(args("JOB_NAME"), glueContext, args.asJava)
        // @type: DataSource
        // @args: [database = "tempdb", table_name = "s3-source", transformation_ctx = "datasource0"]
        // @return: datasource0
        // @inputs: []
        val datasource0 = glueContext.getCatalogSource(database = "tempdb", tableName = "s3-source", redshiftTmpDir = "", transformationContext = "datasource0").getDynamicFrame()
        // @type: ApplyMapping
        // @args: [mapping = [("sensorid", "int", "sensorid", "int"), ("currenttemperature", "int", "currenttemperature", "int"), ("status", "string", "status", "string")], transformation_ctx = "applymapping1"]
        // @return: applymapping1
        // @inputs: [frame = datasource0]
        val applymapping1 = datasource0.applyMapping(mappings = Seq(("sensorid", "int", "sensorid", "int"), ("currenttemperature", "int", "currenttemperature", "int"), ("status", "string", "status", "string")), caseSensitive = false, transformationContext = "applymapping1")
        // @type: SelectFields
        // @args: [paths = ["sensorid", "currenttemperature", "status"], transformation_ctx = "selectfields2"]
        // @return: selectfields2
        // @inputs: [frame = applymapping1]
        val selectfields2 = applymapping1.selectFields(paths = Seq("sensorid", "currenttemperature", "status"), transformationContext = "selectfields2")
        // @type: ResolveChoice
        // @args: [choice = "MATCH_CATALOG", database = "tempdb", table_name = "my-s3-sink", transformation_ctx = "resolvechoice3"]
        // @return: resolvechoice3
        // @inputs: [frame = selectfields2]
        val resolvechoice3 = selectfields2.resolveChoice(choiceOption = Some(ChoiceOption("MATCH_CATALOG")), database = Some("tempdb"), tableName = Some("my-s3-sink"), transformationContext = "resolvechoice3")
        // @type: DataSink
        // @args: [database = "tempdb", table_name = "my-s3-sink", transformation_ctx = "datasink4"]
        // @return: datasink4
        // @inputs: [frame = resolvechoice3]
        val datasink4 = glueContext.getCatalogSink(database = "tempdb", tableName = "my-s3-sink", redshiftTmpDir = "", transformationContext = "datasink4").writeDynamicFrame(resolvechoice3)
        Job.commit()
    }
}

输出：

{
    "Name": "my-testing-job"
}

有关更多信息，请参阅《Glue 开发者指南》中的 “在 Amazon Glue 中Amazon 创作作作业”。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考CreateJob中的。

以下代码示例演示如何使用 create-table。

Amazon CLI

示例 1：为 Kinesis 数据流创建表

以下create-table示例在 Glue 数据目录中 Amazon 创建了一个描述 Kinesis 数据流的表。

aws glue create-table \
    --database-name tempdb \
    --table-input  '{"Name":"test-kinesis-input", "StorageDescriptor":{ \
            "Columns":[ \
                {"Name":"sensorid", "Type":"int"}, \
                {"Name":"currenttemperature", "Type":"int"}, \
                {"Name":"status", "Type":"string"}
            ], \
            "Location":"my-testing-stream", \
            "Parameters":{ \
                "typeOfData":"kinesis","streamName":"my-testing-stream", \
                "kinesisUrl":"https://kinesis.us-east-1.amazonaws.com" \
            }, \
            "SerdeInfo":{ \
                "SerializationLibrary":"org.openx.data.jsonserde.JsonSerDe"} \
        }, \
        "Parameters":{ \
            "classification":"json"} \
        }' \
    --profile my-profile \
    --endpoint https://glue.us-east-1.amazonaws.com

此命令不生成任何输出。

有关更多信息，请参阅《Glue 开发者指南》中的 Amazon “在 Gl Amazon u e 数据目录中定义表”。

示例 2：为 Kafka 数据存储库创建表

以下create-table示例在 Glue 数据目录中 Amazon 创建了一个描述 Kafka 数据存储的表。

aws glue create-table \
    --database-name tempdb \
    --table-input  '{"Name":"test-kafka-input", "StorageDescriptor":{ \
            "Columns":[ \
                {"Name":"sensorid", "Type":"int"}, \
                {"Name":"currenttemperature", "Type":"int"}, \
                {"Name":"status", "Type":"string"}
            ], \
            "Location":"glue-topic", \
            "Parameters":{ \
                "typeOfData":"kafka","topicName":"glue-topic", \
                "connectionName":"my-kafka-connection"
            }, \
            "SerdeInfo":{ \
                "SerializationLibrary":"org.apache.hadoop.hive.serde2.OpenCSVSerde"} \
        }, \
        "Parameters":{ \
            "separatorChar":","} \
        }' \
    --profile my-profile \
    --endpoint https://glue.us-east-1.amazonaws.com

此命令不生成任何输出。

有关更多信息，请参阅《Glue 开发者指南》中的 Amazon “在 Gl Amazon u e 数据目录中定义表”。

示例 3：为 Amazon S3 数据存储创建表

以下create-table示例在 Glue 数据目录 Amazon 中创建了一个描述 Amazon 简单存储服务 (Amazon S3) 数据存储的表。

aws glue create-table \
    --database-name tempdb \
    --table-input  '{"Name":"s3-output", "StorageDescriptor":{ \
            "Columns":[ \
                {"Name":"s1", "Type":"string"}, \
                {"Name":"s2", "Type":"int"}, \
                {"Name":"s3", "Type":"string"}
            ], \
            "Location":"s3://bucket-path/", \
            "SerdeInfo":{ \
                "SerializationLibrary":"org.openx.data.jsonserde.JsonSerDe"} \
        }, \
        "Parameters":{ \
            "classification":"json"} \
        }' \
    --profile my-profile \
    --endpoint https://glue.us-east-1.amazonaws.com

此命令不生成任何输出。

有关更多信息，请参阅《Glue 开发者指南》中的 Amazon “在 Gl Amazon u e 数据目录中定义表”。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考CreateTable中的。

以下代码示例演示如何使用 delete-job。

Amazon CLI

删除任务

以下 delete-job 示例删除了不再需要的任务。

aws glue delete-job \
    --job-name my-testing-job

输出：

{
    "JobName": "my-testing-job"
}

有关更多信息，请参阅《Glue 开发者指南》中的 “在 Amazon Glue 控制台Amazon 上处理作业”。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考DeleteJob中的。

以下代码示例演示如何使用 get-databases。

Amazon CLI

在 Glue 数据目录中列出部分或全部 Amazon 数据库的定义

以下 get-databases 示例返回有关数据目录中数据库的信息。

aws glue get-databases

输出：

{
    "DatabaseList": [
        {
            "Name": "default",
            "Description": "Default Hive database",
            "LocationUri": "file:/spark-warehouse",
            "CreateTime": 1602084052.0,
            "CreateTableDefaultPermissions": [
                {
                    "Principal": {
                        "DataLakePrincipalIdentifier": "IAM_ALLOWED_PRINCIPALS"
                    },
                    "Permissions": [
                        "ALL"
                    ]
                }
            ],
            "CatalogId": "111122223333"
        },
        {
            "Name": "flights-db",
            "CreateTime": 1587072847.0,
            "CreateTableDefaultPermissions": [
                {
                    "Principal": {
                        "DataLakePrincipalIdentifier": "IAM_ALLOWED_PRINCIPALS"
                    },
                    "Permissions": [
                        "ALL"
                    ]
                }
            ],
            "CatalogId": "111122223333"
        },
        {
            "Name": "legislators",
            "CreateTime": 1601415625.0,
            "CreateTableDefaultPermissions": [
                {
                    "Principal": {
                        "DataLakePrincipalIdentifier": "IAM_ALLOWED_PRINCIPALS"
                    },
                    "Permissions": [
                        "ALL"
                    ]
                }
            ],
            "CatalogId": "111122223333"
        },
        {
            "Name": "tempdb",
            "CreateTime": 1601498566.0,
            "CreateTableDefaultPermissions": [
                {
                    "Principal": {
                        "DataLakePrincipalIdentifier": "IAM_ALLOWED_PRINCIPALS"
                    },
                    "Permissions": [
                        "ALL"
                    ]
                }
            ],
            "CatalogId": "111122223333"
        }
    ]
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的在数据目录中定义数据库。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetDatabases中的。

以下代码示例演示如何使用 get-job-run。

Amazon CLI

获取有关任务运行的信息

以下 get-job-run 示例检索有关任务运行的信息。

aws glue get-job-run \
    --job-name "Combine legistators data" \
    --run-id jr_012e176506505074d94d761755e5c62538ee1aad6f17d39f527e9140cf0c9a5e

输出：

{
    "JobRun": {
        "Id": "jr_012e176506505074d94d761755e5c62538ee1aad6f17d39f527e9140cf0c9a5e",
        "Attempt": 0,
        "JobName": "Combine legistators data",
        "StartedOn": 1602873931.255,
        "LastModifiedOn": 1602874075.985,
        "CompletedOn": 1602874075.985,
        "JobRunState": "SUCCEEDED",
        "Arguments": {
            "--enable-continuous-cloudwatch-log": "true",
            "--enable-metrics": "",
            "--enable-spark-ui": "true",
            "--job-bookmark-option": "job-bookmark-enable",
            "--spark-event-logs-path": "s3://aws-glue-assets-111122223333-us-east-1/sparkHistoryLogs/"
        },
        "PredecessorRuns": [],
        "AllocatedCapacity": 10,
        "ExecutionTime": 117,
        "Timeout": 2880,
        "MaxCapacity": 10.0,
        "WorkerType": "G.1X",
        "NumberOfWorkers": 10,
        "LogGroupName": "/aws-glue/jobs",
        "GlueVersion": "2.0"
    }
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的任务运行。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetJobRun中的。

以下代码示例演示如何使用 get-job-runs。

Amazon CLI

获取有关任务的所有任务运行的信息

以下 get-job-runs 示例检索有关任务的任务运行的信息。

aws glue get-job-runs \
    --job-name "my-testing-job"

输出：

{
    "JobRuns": [
        {
            "Id": "jr_012e176506505074d94d761755e5c62538ee1aad6f17d39f527e9140cf0c9a5e",
            "Attempt": 0,
            "JobName": "my-testing-job",
            "StartedOn": 1602873931.255,
            "LastModifiedOn": 1602874075.985,
            "CompletedOn": 1602874075.985,
            "JobRunState": "SUCCEEDED",
            "Arguments": {
                "--enable-continuous-cloudwatch-log": "true",
                "--enable-metrics": "",
                "--enable-spark-ui": "true",
                "--job-bookmark-option": "job-bookmark-enable",
                "--spark-event-logs-path": "s3://aws-glue-assets-111122223333-us-east-1/sparkHistoryLogs/"
            },
            "PredecessorRuns": [],
            "AllocatedCapacity": 10,
            "ExecutionTime": 117,
            "Timeout": 2880,
            "MaxCapacity": 10.0,
            "WorkerType": "G.1X",
            "NumberOfWorkers": 10,
            "LogGroupName": "/aws-glue/jobs",
            "GlueVersion": "2.0"
        },
        {
            "Id": "jr_03cc19ddab11c4e244d3f735567de74ff93b0b3ef468a713ffe73e53d1aec08f_attempt_2",
            "Attempt": 2,
            "PreviousRunId": "jr_03cc19ddab11c4e244d3f735567de74ff93b0b3ef468a713ffe73e53d1aec08f_attempt_1",
            "JobName": "my-testing-job",
            "StartedOn": 1602811168.496,
            "LastModifiedOn": 1602811282.39,
            "CompletedOn": 1602811282.39,
            "JobRunState": "FAILED",
            "ErrorMessage": "An error occurred while calling o122.pyWriteDynamicFrame.
                Access Denied (Service: Amazon S3; Status Code: 403; Error Code: AccessDenied;
                Request ID: 021AAB703DB20A2D;
                S3 Extended Request ID: teZk24Y09TkXzBvMPG502L5VJBhe9DJuWA9/TXtuGOqfByajkfL/Tlqt5JBGdEGpigAqzdMDM/U=)",
            "PredecessorRuns": [],
            "AllocatedCapacity": 10,
            "ExecutionTime": 110,
            "Timeout": 2880,
            "MaxCapacity": 10.0,
            "WorkerType": "G.1X",
            "NumberOfWorkers": 10,
            "LogGroupName": "/aws-glue/jobs",
            "GlueVersion": "2.0"
        },
        {
            "Id": "jr_03cc19ddab11c4e244d3f735567de74ff93b0b3ef468a713ffe73e53d1aec08f_attempt_1",
            "Attempt": 1,
            "PreviousRunId": "jr_03cc19ddab11c4e244d3f735567de74ff93b0b3ef468a713ffe73e53d1aec08f",
            "JobName": "my-testing-job",
            "StartedOn": 1602811020.518,
            "LastModifiedOn": 1602811138.364,
            "CompletedOn": 1602811138.364,
            "JobRunState": "FAILED",
            "ErrorMessage": "An error occurred while calling o122.pyWriteDynamicFrame.
                 Access Denied (Service: Amazon S3; Status Code: 403; Error Code: AccessDenied;
                 Request ID: 2671D37856AE7ABB;
                 S3 Extended Request ID: RLJCJw20brV+PpC6GpORahyF2fp9flB5SSb2bTGPnUSPVizLXRl1PN3QZldb+v1o9qRVktNYbW8=)",
            "PredecessorRuns": [],
            "AllocatedCapacity": 10,
            "ExecutionTime": 113,
            "Timeout": 2880,
            "MaxCapacity": 10.0,
            "WorkerType": "G.1X",
            "NumberOfWorkers": 10,
            "LogGroupName": "/aws-glue/jobs",
            "GlueVersion": "2.0"
        }
    ]
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的任务运行。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetJobRuns中的。

以下代码示例演示如何使用 get-job。

Amazon CLI

检索有关任务的信息

以下 get-job 示例检索有关任务的信息。

aws glue get-job \
    --job-name my-testing-job

输出：

{
    "Job": {
        "Name": "my-testing-job",
        "Role": "Glue_DefaultRole",
        "CreatedOn": 1602805698.167,
        "LastModifiedOn": 1602805698.167,
        "ExecutionProperty": {
            "MaxConcurrentRuns": 1
        },
        "Command": {
            "Name": "gluestreaming",
            "ScriptLocation": "s3://janetst-bucket-01/Scripts/test_script.scala",
            "PythonVersion": "2"
        },
        "DefaultArguments": {
            "--class": "GlueApp",
            "--job-language": "scala"
        },
        "MaxRetries": 0,
        "AllocatedCapacity": 10,
        "MaxCapacity": 10.0,
        "GlueVersion": "1.0"
    }
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的任务。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetJob中的。

以下代码示例演示如何使用 get-plan。

Amazon CLI

获取生成的代码，用于将数据从源表映射到目标表

以下内容get-plan检索生成的代码，用于将列从数据源映射到数据目标。

aws glue get-plan --mapping '[ \
    { \
        "SourcePath":"sensorid", \
        "SourceTable":"anything", \
        "SourceType":"int", \
        "TargetPath":"sensorid", \
        "TargetTable":"anything", \
        "TargetType":"int" \
    }, \
    { \
        "SourcePath":"currenttemperature", \
        "SourceTable":"anything", \
        "SourceType":"int", \
        "TargetPath":"currenttemperature", \
        "TargetTable":"anything", \
        "TargetType":"int" \
    }, \
    { \
        "SourcePath":"status", \
        "SourceTable":"anything", \
        "SourceType":"string", \
        "TargetPath":"status", \
        "TargetTable":"anything", \
        "TargetType":"string" \
    }]' \
    --source '{ \
        "DatabaseName":"tempdb", \
        "TableName":"s3-source" \
    }' \
    --sinks '[ \
        { \
            "DatabaseName":"tempdb", \
            "TableName":"my-s3-sink" \
        }]'
    --language "scala"
    --endpoint https://glue.us-east-1.amazonaws.com
    --output "text"

输出：

import com.amazonaws.services.glue.ChoiceOption
import com.amazonaws.services.glue.GlueContext
import com.amazonaws.services.glue.MappingSpec
import com.amazonaws.services.glue.ResolveSpec
import com.amazonaws.services.glue.errors.CallSite
import com.amazonaws.services.glue.util.GlueArgParser
import com.amazonaws.services.glue.util.Job
import com.amazonaws.services.glue.util.JsonOptions
import org.apache.spark.SparkContext
import scala.collection.JavaConverters._

object GlueApp {
  def main(sysArgs: Array[String]) {
    val spark: SparkContext = new SparkContext()
    val glueContext: GlueContext = new GlueContext(spark)
    // @params: [JOB_NAME]
    val args = GlueArgParser.getResolvedOptions(sysArgs, Seq("JOB_NAME").toArray)
    Job.init(args("JOB_NAME"), glueContext, args.asJava)
    // @type: DataSource
    // @args: [database = "tempdb", table_name = "s3-source", transformation_ctx = "datasource0"]
    // @return: datasource0
    // @inputs: []
    val datasource0 = glueContext.getCatalogSource(database = "tempdb", tableName = "s3-source", redshiftTmpDir = "", transformationContext = "datasource0").getDynamicFrame()
    // @type: ApplyMapping
    // @args: [mapping = [("sensorid", "int", "sensorid", "int"), ("currenttemperature", "int", "currenttemperature", "int"), ("status", "string", "status", "string")], transformation_ctx = "applymapping1"]
    // @return: applymapping1
    // @inputs: [frame = datasource0]
    val applymapping1 = datasource0.applyMapping(mappings = Seq(("sensorid", "int", "sensorid", "int"), ("currenttemperature", "int", "currenttemperature", "int"), ("status", "string", "status", "string")), caseSensitive = false, transformationContext = "applymapping1")
    // @type: SelectFields
    // @args: [paths = ["sensorid", "currenttemperature", "status"], transformation_ctx = "selectfields2"]
    // @return: selectfields2
    // @inputs: [frame = applymapping1]
    val selectfields2 = applymapping1.selectFields(paths = Seq("sensorid", "currenttemperature", "status"), transformationContext = "selectfields2")
    // @type: ResolveChoice
    // @args: [choice = "MATCH_CATALOG", database = "tempdb", table_name = "my-s3-sink", transformation_ctx = "resolvechoice3"]
    // @return: resolvechoice3
    // @inputs: [frame = selectfields2]
    val resolvechoice3 = selectfields2.resolveChoice(choiceOption = Some(ChoiceOption("MATCH_CATALOG")), database = Some("tempdb"), tableName = Some("my-s3-sink"), transformationContext = "resolvechoice3")
    // @type: DataSink
    // @args: [database = "tempdb", table_name = "my-s3-sink", transformation_ctx = "datasink4"]
    // @return: datasink4
    // @inputs: [frame = resolvechoice3]
    val datasink4 = glueContext.getCatalogSink(database = "tempdb", tableName = "my-s3-sink", redshiftTmpDir = "", transformationContext = "datasink4").writeDynamicFrame(resolvechoice3)
    Job.commit()
  }
}

有关更多信息，请参阅 Glue 开发者指南中的 Amazon 在 Gl Amazon u e 中编辑脚本。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetPlan中的。

以下代码示例演示如何使用 get-tables。

Amazon CLI

列出指定数据库中的部分或全部表的定义

以下 get-tables 示例返回有关指定数据库中表的信息。

aws glue get-tables --database-name 'tempdb'

输出：

{
    "TableList": [
        {
            "Name": "my-s3-sink",
            "DatabaseName": "tempdb",
            "CreateTime": 1602730539.0,
            "UpdateTime": 1602730539.0,
            "Retention": 0,
            "StorageDescriptor": {
                "Columns": [
                    {
                        "Name": "sensorid",
                        "Type": "int"
                    },
                    {
                        "Name": "currenttemperature",
                        "Type": "int"
                    },
                    {
                        "Name": "status",
                        "Type": "string"
                    }
                ],
                "Location": "s3://janetst-bucket-01/test-s3-output/",
                "Compressed": false,
                "NumberOfBuckets": 0,
                "SerdeInfo": {
                    "SerializationLibrary": "org.openx.data.jsonserde.JsonSerDe"
                },
                "SortColumns": [],
                "StoredAsSubDirectories": false
            },
            "Parameters": {
                "classification": "json"
            },
            "CreatedBy": "arn:aws:iam::007436865787:user/JRSTERN",
            "IsRegisteredWithLakeFormation": false,
            "CatalogId": "007436865787"
        },
        {
            "Name": "s3-source",
            "DatabaseName": "tempdb",
            "CreateTime": 1602730658.0,
            "UpdateTime": 1602730658.0,
            "Retention": 0,
            "StorageDescriptor": {
                "Columns": [
                    {
                        "Name": "sensorid",
                        "Type": "int"
                    },
                    {
                        "Name": "currenttemperature",
                        "Type": "int"
                    },
                    {
                        "Name": "status",
                        "Type": "string"
                    }
                ],
                "Location": "s3://janetst-bucket-01/",
                "Compressed": false,
                "NumberOfBuckets": 0,
                "SortColumns": [],
                "StoredAsSubDirectories": false
            },
            "Parameters": {
                "classification": "json"
            },
            "CreatedBy": "arn:aws:iam::007436865787:user/JRSTERN",
            "IsRegisteredWithLakeFormation": false,
            "CatalogId": "007436865787"
        },
        {
            "Name": "test-kinesis-input",
            "DatabaseName": "tempdb",
            "CreateTime": 1601507001.0,
            "UpdateTime": 1601507001.0,
            "Retention": 0,
            "StorageDescriptor": {
                "Columns": [
                    {
                        "Name": "sensorid",
                        "Type": "int"
                    },
                    {
                        "Name": "currenttemperature",
                        "Type": "int"
                    },
                    {
                        "Name": "status",
                        "Type": "string"
                    }
                ],
                "Location": "my-testing-stream",
                "Compressed": false,
                "NumberOfBuckets": 0,
                "SerdeInfo": {
                    "SerializationLibrary": "org.openx.data.jsonserde.JsonSerDe"
                },
                "SortColumns": [],
                "Parameters": {
                    "kinesisUrl": "https://kinesis.us-east-1.amazonaws.com",
                    "streamName": "my-testing-stream",
                    "typeOfData": "kinesis"
                },
                "StoredAsSubDirectories": false
            },
            "Parameters": {
                "classification": "json"
            },
            "CreatedBy": "arn:aws:iam::007436865787:user/JRSTERN",
            "IsRegisteredWithLakeFormation": false,
            "CatalogId": "007436865787"
        }
    ]
}

有关更多信息，请参阅《Glue 开发者指南》中的 Amazon “在 Gl Amazon u e 数据目录中定义表”。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考GetTables中的。

以下代码示例演示如何使用 start-crawler。

Amazon CLI

启动爬网程序

以下 start-crawler 示例启动了一个爬网程序。

aws glue start-crawler --name my-crawler

输出：

None

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的定义爬网程序。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考StartCrawler中的。

以下代码示例演示如何使用 start-job-run。

Amazon CLI

开始运行任务

以下 start-job-run 示例启动了一个任务。

aws glue start-job-run \
    --job-name my-job

输出：

{
    "JobRunId": "jr_22208b1f44eb5376a60569d4b21dd20fcb8621e1a366b4e7b2494af764b82ded"
}

有关更多信息，请参阅《Amazon Glue 开发人员指南》中的编写任务。

  • 有关 API 的详细信息，请参阅Amazon CLI 命令参考StartJobRun中的。