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S3File
Support Those Engines Key Features Description Supported DataSource Info Database Dependency Data Type Mapping Orc File Type Parquet File Type Sink Options path [string] h... -
Concurrency Control
Deployment models with supported concurrency controls Model A: Single writer with inline table services Single Writer Guarantees Model B: Single writer with async table services ... -
SQL Templating
Jinja Templates Available Macros Jinja Templates SQL Lab and Explore supports Jinja templating in queries. To enable templating, the ENABLE_TEMPLATE_PROCESSING feature flag ... -
Clustering
Background How is compaction different from clustering? Clustering Architecture Overall, there are 2 steps to clustering Schedule clustering Execute clustering Clustering Use... -
Accumulo Clients
Creating Client Code Creating an Accumulo Client Authentication Writing Data BatchWriter ConditionalWriter Durability Reading Data Scanner Isolated Scanner BatchScanner ... -
Design & Concepts
How does Hudi ensure atomicity? Does Hudi extend the Hive table layout? What concurrency control approaches does Hudi adopt? Hudi’s commits are based on transaction start time i... -
HTTP Connector
http asynchronous write Write with Apache StreamPark™ http asynchronous write support type Configuration list of HTTP asynchronous write HTTP writes data asynchronously Other ... -
Troubleshooting
Writing Tables org.apache.parquet.io.InvalidRecordException: Parquet/Avro schema mismatch: Avro field ‘col1’ not found java.lang.UnsupportedOperationException: org.apache.parquet.... -
Creating Your First Dashboard
Connecting to a new database Registering a new table Customizing column properties Superset semantic layer Creating charts in Explore view Creating a slice and ... -
元数据文档
表概览 用户 队列 数据源 项目 资源 告警 命令 流程 任务 核心表Schema t_ds_process_definition t_ds_process_instance t_ds_task_instance t_ds_schedules t_ds_command 表概览 表名 表信息 t_ds_access_t...