本文属于机器翻译版本。若本译文内容与英语原文存在差异，则一律以英文原文为准。 # Amazon Neptune 数据 API 参考 本章记录了 Neptune 数据 API 操作，您可以使用这些操作来加载、访问和维护 Neptune 图形中的数据。 Neptune 数据 API 为加载数据、运行查询、获取有关数据的信息以及运行机器学习操作提供 SDK 支持。它支持 Neptune 中的 Gremlin 和 openCypher 查询语言，并可用于所有 SDK 语言中。它自动签署 API 请求，极大地简化了将 Neptune 集成到应用程序中的过程。 **Contents** + [Neptune 数据平面引擎、快速重置和通用结构 API](data-api-dp-environment-APIs.md) + [GetEngineStatus（操作）](data-api-dp-environment-APIs.md#GetEngineStatus) + [ExecuteFastReset（操作）](data-api-dp-environment-APIs.md#ExecuteFastReset) + [*引擎操作结构：*](data-api-dp-environment-APIs.md#data-api-dp-environment-APIs-engine-operation-structures-spacer) + [QueryLanguageVersion（结构）](data-api-dp-environment-APIs.md#QueryLanguageVersion) + [FastResetToken（结构）](data-api-dp-environment-APIs.md#FastResetToken) + [Neptune 查询 API](data-api-dp-queries.md) + [ExecuteGremlinQuery（操作）](data-api-dp-queries.md#ExecuteGremlinQuery) + [ExecuteGremlinExplainQuery（操作）](data-api-dp-queries.md#ExecuteGremlinExplainQuery) + [ExecuteGremlinProfileQuery（操作）](data-api-dp-queries.md#ExecuteGremlinProfileQuery) + [ListGremlinQueries（操作）](data-api-dp-queries.md#ListGremlinQueries) + [GetGremlinQueryStatus（操作）](data-api-dp-queries.md#GetGremlinQueryStatus) + [CancelGremlinQuery（操作）](data-api-dp-queries.md#CancelGremlinQuery) + [*openCypher 查询操作：*](data-api-dp-queries.md#data-api-dp-queries-opencypher-query-actions-spacer) + [ExecuteOpenCypherQuery（操作）](data-api-dp-queries.md#ExecuteOpenCypherQuery) + [ExecuteOpenCypherExplainQuery（操作）](data-api-dp-queries.md#ExecuteOpenCypherExplainQuery) + [ListOpenCypherQueries（操作）](data-api-dp-queries.md#ListOpenCypherQueries) + [GetOpenCypherQueryStatus（操作）](data-api-dp-queries.md#GetOpenCypherQueryStatus) + [CancelOpenCypherQuery（操作）](data-api-dp-queries.md#CancelOpenCypherQuery) + [*查询结构：*](data-api-dp-queries.md#data-api-dp-queries-query-structures-spacer) + [QueryEvalStats（结构）](data-api-dp-queries.md#QueryEvalStats) + [GremlinQueryStatus（结构）](data-api-dp-queries.md#GremlinQueryStatus) + [GremlinQueryStatusAttributes（结构）](data-api-dp-queries.md#GremlinQueryStatusAttributes) + [Neptune 数据面板批量加载程序 API](data-api-dp-loader.md) + [StartLoaderJob（操作）](data-api-dp-loader.md#StartLoaderJob) + [GetLoaderJobStatus（操作）](data-api-dp-loader.md#GetLoaderJobStatus) + [ListLoaderJobs（操作）](data-api-dp-loader.md#ListLoaderJobs) + [CancelLoaderJob（操作）](data-api-dp-loader.md#CancelLoaderJob) + [*批量加载结构：*](data-api-dp-loader.md#data-api-dp-loader-bulk-load-structure-spacer) + [LoaderIdResult（结构）](data-api-dp-loader.md#LoaderIdResult) + [Neptune 流数据面板 API](data-api-dp-streams.md) + [GetPropertygraphStream（操作）](data-api-dp-streams.md#GetPropertygraphStream) + [*流数据结构：*](data-api-dp-streams.md#data-api-dp-streams-stream-data-structures-spacer) + [PropertygraphRecord（结构）](data-api-dp-streams.md#PropertygraphRecord) + [PropertygraphData（结构）](data-api-dp-streams.md#PropertygraphData) + [Neptune 数据面板统计数据和图形摘要 API](data-api-dp-statistics.md) + [GetPropertygraphStatistics（操作）](data-api-dp-statistics.md#GetPropertygraphStatistics) + [ManagePropertygraphStatistics（操作）](data-api-dp-statistics.md#ManagePropertygraphStatistics) + [DeletePropertygraphStatistics（操作）](data-api-dp-statistics.md#DeletePropertygraphStatistics) + [GetPropertygraphSummary（操作）](data-api-dp-statistics.md#GetPropertygraphSummary) + [*统计数据结构：*](data-api-dp-statistics.md#data-api-dp-statistics-statistics-structures-spacer) + [Statistics（结构）](data-api-dp-statistics.md#Statistics) + [StatisticsSummary（结构）](data-api-dp-statistics.md#StatisticsSummary) + [DeleteStatisticsValueMap（结构）](data-api-dp-statistics.md#DeleteStatisticsValueMap) + [RefreshStatisticsIdMap（结构）](data-api-dp-statistics.md#RefreshStatisticsIdMap) + [NodeStructure（结构）](data-api-dp-statistics.md#NodeStructure) + [EdgeStructure（结构）](data-api-dp-statistics.md#EdgeStructure) + [SubjectStructure（结构）](data-api-dp-statistics.md#SubjectStructure) + [PropertygraphSummaryValueMap（结构）](data-api-dp-statistics.md#PropertygraphSummaryValueMap) + [PropertygraphSummary（结构）](data-api-dp-statistics.md#PropertygraphSummary) + [Neptune ML 数据处理 API](data-api-dp-ml-data-processing.md) + [StartMLDataProcessingJob（操作）](data-api-dp-ml-data-processing.md#StartMLDataProcessingJob) + [ListMLDataProcessingJobs（操作）](data-api-dp-ml-data-processing.md#ListMLDataProcessingJobs) + [GetMLDataProcessingJob（操作）](data-api-dp-ml-data-processing.md#GetMLDataProcessingJob) + [CancelMLDataProcessingJob（操作）](data-api-dp-ml-data-processing.md#CancelMLDataProcessingJob) + [*ML 通用结构：*](data-api-dp-ml-data-processing.md#data-api-dp-ml-data-processing-ml-general-purpose-structures-spacer) + [MlResourceDefinition（结构）](data-api-dp-ml-data-processing.md#MlResourceDefinition) + [MlConfigDefinition（结构）](data-api-dp-ml-data-processing.md#MlConfigDefinition) + [Neptune ML 模型训练 API](data-api-dp-ml-training.md) + [StartMLModelTrainingJob（操作）](data-api-dp-ml-training.md#StartMLModelTrainingJob) + [ListMLModelTrainingJobs（操作）](data-api-dp-ml-training.md#ListMLModelTrainingJobs) + [GetMLModelTrainingJob（操作）](data-api-dp-ml-training.md#GetMLModelTrainingJob) + [CancelMLModelTrainingJob（操作）](data-api-dp-ml-training.md#CancelMLModelTrainingJob) + [*模型训练结构：*](data-api-dp-ml-training.md#data-api-dp-ml-training-model-training-structures-spacer) + [CustomModelTrainingParameters（结构）](data-api-dp-ml-training.md#CustomModelTrainingParameters) + [Neptune ML 学习模型转换 API](data-api-dp-ml-transform.md) + [StartMLModelTransformJob（操作）](data-api-dp-ml-transform.md#StartMLModelTransformJob) + [ListMLModelTransformJobs（操作）](data-api-dp-ml-transform.md#ListMLModelTransformJobs) + [GetMLModelTransformJob（操作）](data-api-dp-ml-transform.md#GetMLModelTransformJob) + [CancelMLModelTransformJob（操作）](data-api-dp-ml-transform.md#CancelMLModelTransformJob) + [*模型转换结构：*](data-api-dp-ml-transform.md#data-api-dp-ml-transform-model-transform-structures-spacer) + [CustomModelTransformParameters（结构）](data-api-dp-ml-transform.md#CustomModelTransformParameters) + [Neptune ML 推理端点 API](data-api-dp-inference.md) + [CreateMLEndpoint（操作）](data-api-dp-inference.md#CreateMLEndpoint) + [ListMLEndpoints（操作）](data-api-dp-inference.md#ListMLEndpoints) + [GetMLEndpoint（操作）](data-api-dp-inference.md#GetMLEndpoint) + [DeleteMLEndpoint（操作）](data-api-dp-inference.md#DeleteMLEndpoint) + [Neptune 数据面板 API 异常](data-api-dp-errors.md) + [AccessDeniedException（结构）](data-api-dp-errors.md#AccessDeniedException) + [BadRequestException（结构）](data-api-dp-errors.md#BadRequestException) + [BulkLoadIdNotFoundException（结构）](data-api-dp-errors.md#BulkLoadIdNotFoundException) + [CancelledByUserException（结构）](data-api-dp-errors.md#CancelledByUserException) + [ClientTimeoutException（结构）](data-api-dp-errors.md#ClientTimeoutException) + [ConcurrentModificationException（结构）](data-api-dp-errors.md#ConcurrentModificationException) + [ConstraintViolationException（结构）](data-api-dp-errors.md#ConstraintViolationException) + [ExpiredStreamException（结构）](data-api-dp-errors.md#ExpiredStreamException) + [FailureByQueryException（结构）](data-api-dp-errors.md#FailureByQueryException) + [IllegalArgumentException（结构）](data-api-dp-errors.md#IllegalArgumentException) + [InternalFailureException（结构）](data-api-dp-errors.md#InternalFailureException) + [InvalidArgumentException（结构）](data-api-dp-errors.md#InvalidArgumentException) + [InvalidNumericDataException（结构）](data-api-dp-errors.md#InvalidNumericDataException) + [InvalidParameterException（结构）](data-api-dp-errors.md#InvalidParameterException) + [LoadUrlAccessDeniedException（结构）](data-api-dp-errors.md#LoadUrlAccessDeniedException) + [MalformedQueryException（结构）](data-api-dp-errors.md#MalformedQueryException) + [MemoryLimitExceededException（结构）](data-api-dp-errors.md#MemoryLimitExceededException) + [MethodNotAllowedException（结构）](data-api-dp-errors.md#MethodNotAllowedException) + [MissingParameterException（结构）](data-api-dp-errors.md#MissingParameterException) + [MLResourceNotFoundException（结构）](data-api-dp-errors.md#MLResourceNotFoundException) + [ParsingException（结构）](data-api-dp-errors.md#ParsingException) + [PreconditionsFailedException（结构）](data-api-dp-errors.md#PreconditionsFailedException) + [QueryLimitExceededException（结构）](data-api-dp-errors.md#QueryLimitExceededException) + [QueryLimitException（结构）](data-api-dp-errors.md#QueryLimitException) + [QueryTooLargeException（结构）](data-api-dp-errors.md#QueryTooLargeException) + [ReadOnlyViolationException（结构）](data-api-dp-errors.md#ReadOnlyViolationException) + [S3Exception（结构）](data-api-dp-errors.md#S3Exception) + [ServerShutdownException（结构）](data-api-dp-errors.md#ServerShutdownException) + [StatisticsNotAvailableException（结构）](data-api-dp-errors.md#StatisticsNotAvailableException) + [StreamRecordsNotFoundException（结构）](data-api-dp-errors.md#StreamRecordsNotFoundException) + [ThrottlingException（结构）](data-api-dp-errors.md#ThrottlingException) + [TimeLimitExceededException（结构）](data-api-dp-errors.md#TimeLimitExceededException) + [TooManyRequestsException（结构）](data-api-dp-errors.md#TooManyRequestsException) + [UnsupportedOperationException（结构）](data-api-dp-errors.md#UnsupportedOperationException) + [UnloadUrlAccessDeniedException（结构）](data-api-dp-errors.md#UnloadUrlAccessDeniedException)