# Amazon Glue Scala 库中的 API
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Amazon Glue 支持使用 PySpark Scala 方言的扩展来编写提取、转换和加载 (ETL) 作业脚本。以下部分描述了 Amazon Glue Scala 库中的 API。

## com.amazonaws.services.glue
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** Scala 库中的 **com.amazonaws.services.glueAmazon Glue 程序包包含以下 API：
+ [ChoiceOption](glue-etl-scala-apis-glue-choiceoption.md)
+ [DataSink](glue-etl-scala-apis-glue-datasink-class.md)
+ [数据源特性](glue-etl-scala-apis-glue-datasource-trait.md)
+ [DynamicFrame](glue-etl-scala-apis-glue-dynamicframe.md)
+ [DynamicRecord](glue-etl-scala-apis-glue-dynamicrecord-class.md)
+ [GlueContext](glue-etl-scala-apis-glue-gluecontext.md)
+ [MappingSpec](glue-etl-scala-apis-glue-mappingspec.md)
+ [ResolveSpec](glue-etl-scala-apis-glue-resolvespec.md)

## com.amazonaws.services.glue.ml
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Amazon Glue Scala 库中的 **com.amazonaws.services.glue.ml** 程序包包含以下 API：
+ [FillMissingValues](glue-etl-scala-apis-glue-ml-fillmissingvalues.md)
+ [FindIncrementalMatches](glue-etl-scala-apis-glue-ml-findincrementalmatches.md)
+ [FindMatches](glue-etl-scala-apis-glue-ml-findmatches.md)

## com.amazonaws.services.glue.dq
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Amazon Glue Scala 库中的 **com.amazonaws.services.glue.dq** 程序包包含以下 API：
+ [EvaluateDataQuality](glue-etl-scala-apis-glue-dq-EvaluateDataQuality.md)

## com.amazonaws.services.glue.types
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** Scala 库中的 **com.amazonaws.services.glue.typesAmazon Glue 程序包包含以下 API：
+ [ArrayNode](glue-etl-scala-apis-glue-types-arraynode.md)
+ [BinaryNode](glue-etl-scala-apis-glue-types-binarynode.md)
+ [BooleanNode](glue-etl-scala-apis-glue-types-booleannode.md)
+ [ByteNode](glue-etl-scala-apis-glue-types-bytenode.md)
+ [DateNode](glue-etl-scala-apis-glue-types-datenode.md)
+ [DecimalNode](glue-etl-scala-apis-glue-types-decimalnode.md)
+ [DoubleNode](glue-etl-scala-apis-glue-types-doublenode.md)
+ [DynamicNode](glue-etl-scala-apis-glue-types-dynamicnode.md)
+ [FloatNode](glue-etl-scala-apis-glue-types-floatnode.md)
+ [IntegerNode](glue-etl-scala-apis-glue-types-integernode.md)
+ [LongNode](glue-etl-scala-apis-glue-types-longnode.md)
+ [MapLikeNode](glue-etl-scala-apis-glue-types-maplikenode.md)
+ [MapNode](glue-etl-scala-apis-glue-types-mapnode.md)
+ [NullNode](glue-etl-scala-apis-glue-types-nullnode.md)
+ [ObjectNode](glue-etl-scala-apis-glue-types-objectnode.md)
+ [ScalarNode](glue-etl-scala-apis-glue-types-scalarnode.md)
+ [ShortNode](glue-etl-scala-apis-glue-types-shortnode.md)
+ [StringNode](glue-etl-scala-apis-glue-types-stringnode.md)
+ [TimestampNode](glue-etl-scala-apis-glue-types-timestampnode.md)

## com.amazonaws.services.glue.util
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** Scala 库中的 **com.amazonaws.services.glue.utilAmazon Glue 程序包包含以下 API：
+ [GlueArgParser](glue-etl-scala-apis-glue-util-glueargparser.md)
+ [作业](glue-etl-scala-apis-glue-util-job.md)