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  • Installation

    2402 2024-05-20 《Apache Answer 1.3.0》
    Start Answer Install steps Step 1: Choose the language Step 2: Config database Step 3: Create configuration file Step 4: Fill in basic information Step 5: Complete Start A...
  • Table Services

    2400 2024-07-01 《Apache Hudi 0.15.0》
    What does the Hudi cleaner do? How do I run compaction for a MOR table? What options do I have for asynchronous/offline compactions on MOR table? How to disable all table servic...
  • My Hours

    Support Those Engines Key Features Description Key features Supported DataSource Info Source Options How to Create a My Hours Data Synchronization Jobs Parameter Interpretat...
  • Customize Services

    Credentials Databases Directories Accounts All Configurations Next Step More Information The Customize Services step presents you with a set of tabs that let you review and...
  • Erasure Coding

    2389 2024-06-22 《Apache Accumulo 2.x》
    Important Warning EC and Threads HDFS ec Command Configuring EC for a New Instance Configuring EC for an Existing Instance Defining Custom EC Policies With the release of ve...
  • 8. Distributed locks and synchronizers

    2388 2024-06-19 《Redisson 3.31.0》
    8.1. Lock 8.2. Fair Lock 8.3. MultiLock 8.4. RedLock 8.5. ReadWriteLock 8.6. Semaphore 8.7. PermitExpirableSemaphore 8.8. CountDownLatch 8.9. Spin Lock 8.10. Fenced Lock ...
  • 1. Overview

    2383 2024-06-16 《Redisson 3.31.0》
    Redisson is the Redis Java client and Real-Time Data Platform. It provides more convenient and easiest way to work with Redis. Redisson objects provides a separation of concern, wh...
  • SQL Functions

    String Functions ASCII CHAR_LENGTH / LENGTH OCTET_LENGTH CONCAT CONCAT_WS HEXTORAW LOWER / LCASE UPPER / UCASE LEFT RIGHT LOCATE / INSTR / POSITION LPAD RPAD LTRIM RT...
  • LocalFile

    Support Those Engines Key features Description Options path [string] file_format_type [string] read_columns [list] delimiter/field_delimiter [string] parse_partition_from_pa...
  • Customize Services

    Credentials Databases Directories Accounts All Configurations Next Step More Information The Customize Services step presents you with a set of tabs that let you review and...