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  • Spark

    2718 2024-06-22 《Apache Accumulo 2.x》
    General configuration Reading from Accumulo table Writing to Accumulo table Use a BatchWriter Using Bulk Import Reference Apache Spark applications can read from and write ...
  • Set Up the Ambari Server

    More Information Before starting the Ambari Server, you must set up the Ambari Server. Setup configures Ambari to talk to the Ambari database, installs the JDK and allows you to...
  • Installation

    2715 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...
  • Configuration

    2712 2024-06-29 《Apache Iceberg 1.5.2》
    Table properties Read properties Write properties Table behavior properties Reserved table properties Compatibility flags Catalog properties Lock catalog properties Hadoop ...
  • SftpFile

    Description Key features Options host [string] port [int] username [string] password [string] path [string] custom_filename [boolean] file_name_expression [string] filenam...
  • Flink Writes

    2703 2024-06-29 《Apache Iceberg 1.5.2》
    Writing with SQL INSERT INTO INSERT OVERWRITE UPSERT Write with Avro GenericRecord Branch Writes Metrics Options Write options Notes Iceberg support batch and streami...
  • FATE

    2701 2024-06-22 《Apache Accumulo 2.x》
    Overview REPO Stack FATE Structure in ZooKeeper Administration List/Print Summary (new in 2.1) Cancel Fail Delete Dump Accumulo must implement a number of distributed, m...
  • Procedures

    2699 2024-06-29 《Apache Iceberg 1.5.2》
    Usage Named arguments Positional arguments Snapshot management rollback_to_snapshot Usage Output Example Change Data Capture create_changelog_view Usage Output Examples...
  • 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...
  • 5.8 Multi-column layout (*)

    2671 2024-05-10 《R Markdown Cookbook》
    Pandoc’s Markdown supports the multi-column layout for slides but not other types of documents. In this recipe, we show how to use the multi-column layout in normal HTML documents...