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  • 8. Distributed locks and synchronizers

    4669 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 ...
  • Configuration

    4442 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 ...
  • Managing Optimizers

    4400 2024-06-26 《Apache Amoro 0.6.1》
    Optimizer container Local container Flink container External container Optimizer group Add optimizer group Edit optimizer group Remove optimizer group Optimizer Scale-out a...
  • 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...
  • Configure Kerberos for clients to Access Kerberized Kyuubi

    4213 2024-07-05 《Apache Kyuubi 1.9.1》
    Instructions Install Kerberos Client Configure Kerberos Client Get Kerberos TGT Add Kerberos Client Configuration File to JVM Search Path Add Kerberos Ticket Cache to JVM Sear...
  • Configure Kerberos for clients to Access Kerberized Kyuubi

    4157 2024-07-05 《Apache Kyuubi 1.9.1》
    Instructions Install Kerberos Client Configure Kerberos Client Get Kerberos TGT Add Kerberos Client Configuration File to JVM Search Path Add Kerberos Ticket Cache to JVM Sear...
  • deployment

    Deployment SeaTunnel Engine 1. Download 2 Config SEATUNNEL_HOME 3. Config SeaTunnel Engine JVM options 4. Config SeaTunnel Engine 4.1 Backup count 4.2 Slot service 4.3 Checkpo...
  • Batch Writes

    4049 2024-06-30 《Apache Hudi 0.15.0》
    Spark DataSource API The hudi-spark module offers the DataSource API to write a Spark DataFrame into a Hudi table. There are a number of options available: HoodieWriteConfig :...
  • Implement SpotBugs plugin

    4028 2024-06-13 《SpotBugs 4.8.5》
    Implement SpotBugs plugin Create Maven project Write java code to represent bug to find Write test case to ensure your detector can find bug Write java code to avoid false-posit...
  • Telegraf

    Telegraf 是 InfluxData 公司开源的一款采集器,内置非常多的采集插件,不过 Telegraf 是面向 InfluxDB 生态的,采集的监控数据推给 InfluxDB 非常合适,推给 Prometheus、Victoriametrics、Thanos 这些时序库,可能会带来问题。主要是两点: 有些数据是 string 类型的,Prome...