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3. Trouble Shooting
Common Issues java.lang.UnsupportedClassVersionError .. Unsupported major.minor version 52.0 org.apache.spark.SparkException: When running with master ‘yarn’ either HADOOP_CONF_DI... -
Implementations
JDO Reference Implementations Implementations To build and run your JDO application, you need a JDO implementation. This page lists commercial and non-commercial JDO implementat... -
Table Design
Basic Table RowID Design Lexicoders Indexing Entity-Attribute and Graph Tables Document-Partitioned Indexing Basic Table Since Accumulo tables are sorted by row ID, each ta... -
Hive Metastore
Spark Data Source example Query using HiveQL Use partition extractor properly Hive Sync Tool Hive Sync Configuration Sync modes HMS JDBC HIVEQL Flink Setup Install Hive E... -
Flink Queries
Reading with SQL Flink batch read Flink streaming read FLIP-27 source for SQL Reading branches and tags with SQL Reading with DataStream Batch Read Streaming read Reading w... -
PersistenceManagerFactory
Standard JDO Properties Any JDO-enabled application will require (at least) one PersistenceManagerFactory. Typically applications create one per datastore being utilised. A Persi... -
Webapi 接口
以个人身份模仿WEB操作 第三方系统调用夜莺 n9e-webapi 模块提供了两类接口，一个是 /api/n9e 打头的，给前端调用，另一类是 /v1/n9e 打头的，给第三方系统调用。如果想以个人身份模仿WEB操作，也是调用 /api/n9e 相关接口。 以个人身份模仿WEB操作 这种方式，页面上 JavaScript 可以调用的所有接口，... -
CDC Ingestion
Ingest into one table Iceberg format Mixed-Iceberg format Ingest Into multiple tables Iceberg format Mixed-Iceberg format CDC stands for Change Data Capture, which is a broa... -
Canal Format
Format Options How to use Kafka uses example Changelog-Data-Capture Format Format: Serialization Schema Format: Deserialization Schema Canal is a CDC (Changelog Data Capture) ... -
checkpoint-storage
Checkpoint Storage Introduction Checkpoint Storage Checkpoint Storage Configuration OSS S3 HDFS LocalFile Enable cache Checkpoint Storage Introduction Checkpoint is a f...
