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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... -
Troubleshooting
Writing Tables org.apache.parquet.io.InvalidRecordException: Parquet/Avro schema mismatch: Avro field ‘col1’ not found java.lang.UnsupportedOperationException: org.apache.parquet.... -
Java API
Tables Table metadata Scanning File level Transactions Types Primitives Nested types Expressions Expression binding Expression example Modules Tables The main purpose... -
Configuration
Using Redisson API Programmatic configuration is performed by the Config object instance. For example: Config config = new Config (); config . setTransportMode ( Transpo... -
Oracle
Description Support Those Engines Using Dependency For Spark/Flink Engine For SeaTunnel Zeta Engine Key Features Supported DataSource Info Database Dependency Data Type Map... -
2.2. How To Use Spark Adaptive Query Execution (AQE) in Kyuubi
How To Use Spark Adaptive Query Execution (AQE) in Kyuubi The Basics of AQE Dynamically Switch Join Strategies Dynamically Coalesce Shuffle Partitions Other Tips for Best Practise... -
SQL DDL
Spark SQL Create table Create non-partitioned table Create partitioned table Create table with record keys and ordering fields Create table from an external location Create Ta... -
Clustering
Background How is compaction different from clustering? Clustering Architecture Overall, there are 2 steps to clustering Schedule clustering Execute clustering Clustering Use... -
Query API
Creating a query Closing a query Named Query Saving a Query as a Named Query Query Extensions Setting query parameters Compiling a query Executing a query Result Class Con... -
单机部署 (Standalone)
Standalone 极速体验版 前置准备工作 启动 DolphinScheduler Standalone Server 解压并启动 DolphinScheduler 登录 DolphinScheduler 启停服务 配置数据库 Standalone 极速体验版 Standalone 仅适用于 DolphinScheduler 的快速体验...
