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10 Tables
References Tables are one of the primary ways in which we can communicate results in a report. You may often desire to tweak their appearance to suit your particular needs. In th... -
orm DTD/XSD
JDO defines XML MetaData in jdo files as well as orm files. As always with XML, the metadata must match the defined DTD/XSD for that file type. This section describes the conten... -
Kyuubi v.s. HiveServer2
Introduction Hive on Spark Differences Between Kyuubi and HiveServer2 Performance References Introduction HiveServer2 is a service that enables clients to execute Hive QL qu... -
Flink Writes
Flink Writes Iceberg support batch and streaming writes With Apache Flink ‘s DataStream API and Table API. Writing with SQL Iceberg support both INSERT INTO and INSERT OVERWRIT... -
JVM 监控
进程级监控 埋点方式 本讲介绍JVM监控相关知识。 进程级监控 Java类的程序，如果只是监控端口存活性，可以直接使用 Categraf 的 net_response 插件，如果只是监控进程存活性，以及进程的CPU、内存等使用率，这个和C的程序、Go的程序没有本质区别，使用 Categraf 的 procstat 插件。 procstat 插... -
Hive Metastore
Syncing to Hive Metastore This document walks through the steps to register an Apache XTable™ (Incubating) synced table on Hive Metastore (HMS). Pre-requisites Source table(s) ... -
第一章：多线程入门
学习目标 1. 什么是线程与多线程 1.1 线程的概念 1.2 多线程的概念 2. 为什么需要多线程编程 2.1 提高CPU利用率 2.2 提高程序响应性 2.3 更好的资源利用 2.4 简化复杂问题的处理 3. Java中实现多线程的两种基本方式 3.1 继承Thread类 3.2 实现Runnable接口 3.3 两种方式的比较 ... -
任务类型
Appendix Shell SubProcess Dynamic Dependent Stored Procedure SQL Spark MapReduce Python Flink HTTP DataX Sqoop Pigeon Conditions Switch SeaTunnel Amazon EMR Apac... -
jdoquery DTD/XSD
JDO defines XML MetaData in jdo files as well as orm files, but also specifies that named queries can be defined in jdoquery files. As always with XML, the metadata must match t... -
Upgrade - Self-hosted
A guide on how to upgrade the self-hosted version of Coolify. There are several ways to upgrade your Coolify instance. New versions are checked every 10 minutes. Automatic ...
