Apache ShardingSphere 中文文档 5.0.0-alpha. . 88 处理过程 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 3.8 Dist SQL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 Apache ShardingSphere document, v5.0.0-beta DML 语句的处理过程同理,对于非 DML 语句,如创建数据表等,会在生产数据库与影子数据库分别执 行。 3.8 Dist SQL 3.8.1 背景 DistSQL(Distributed SQL)是 Apache ShardingSphere 特有的内置 SQL 语言,提供了标准 SQL 之外的 增量功能操作能力。 Hint、事务类型切换、分片执行计划查询等增量 功能的操作。 3.8.3 目标 打破中间件和数据库之间的界限,让开发者像使用数据库一样使用 Apache ShardingSphere,是 DistSQL 的设计目标。 3.8. Dist SQL 89 Apache ShardingSphere document, v5.0.0-beta 3.8.4 注意事项 DistSQL 只能用于 ShardingSphere0 码力 | 301 页 | 3.44 MB | 1 年前3
Apache ShardingSphere 5.0.0-alpha Document3.7.3 Principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 3.8 Dist SQL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 pressions. 3.7 Shadow DB 3.7.1 Navigation TODO 3.7.2 Core Concept TODO 3.7.3 Principle TODO 3.8 Dist SQL 3.8.1 Background DistSQL(Distributed SQL)is Apache ShardingSphere specific SQL, which provide Data Source TODO Sharding TODO Readwrite-Splitting TODO Encrypt TODO DB Discovery TODO 3.8. Dist SQL 96 Apache ShardingSphere document, v5.0.0-beta RQL Syntax TODO Data Source TODO Sharding0 码力 | 311 页 | 2.09 MB | 1 年前3
Greenplum 编译安装和调试Terminal 4. 执行 csrutil disable 5. 重启操作系统 // 安装Greenplum管理脚本依赖的 Python 包 $ wget https://bootstrap.pypa.io/get-pip.py $ sudo python get-pip.py $ sudo pip install psutil lockfile paramiko setuptools b -L/usr/local/opt/openssl/lib" \ CFLAGS="-O0 -g3 -ggdb3" \ ./configure --with-perl --with-python --with-libxml \ --enable-debug --enable-cassert --disable-orca --disable-gpcloud \ --disable-gpfdist Greenplum Database 编译和运行依赖于各种系统库和Python库。需要先安装这些依赖: $ sudo yum groupinstall 'Development Tools' # GCC, libtools etc $ sudo yum install curl-devel bzip2-devel python-devel openssl-devel readline-devel0 码力 | 15 页 | 2.07 MB | 1 年前3
MyBatis 框架尚硅谷 java 研究院版本:V 1.0JAVAEE 课程系列 ————————————————————————————— 1 更多 Java –大数据 –前端 –python 人工智能资料下载,可访问百度:尚硅谷官网 MyBatis 框架 尚硅谷 java 研究院 版本:V 1.0 第 1 章 MyBatis 简介 1.1 MyBatis 历史 1)MyBatis 是 Apache 的一个开源项目 iBatis, 2010 基于全映射的全自动框架,大量字段的 POJO 进行部分映射时比较困难。导致数据 库性能下降 JAVAEE 课程系列 ————————————————————————————— 2 更多 Java –大数据 –前端 –python 人工智能资料下载,可访问百度:尚硅谷官网 3) MyBatis 1 对开发人员而言,核心 sql 还是需要自己优化 2 sql 和 java 编码分开,功能边界清晰,一个专注业务、一个专注数据 https://github.com/mybatis/mybatis-3/ JAVAEE 课程系列 ————————————————————————————— 3 更多 Java –大数据 –前端 –python 人工智能资料下载,可访问百度:尚硅谷官网 第 2 章 MyBatis HelloWorld 2.1 开发环境的准备 1) 导入 MyBatis 框架的 jar 包、Mysql 驱动包、log4j0 码力 | 44 页 | 926.54 KB | 1 年前3
TiDB v8.5 Documentation· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 177 4.3.3 Python· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · higher. You can choose OpenJDK or Oracle JDK based on your business and personal requirements. • Maven 3.8 or higher. • Git. • A TiDB cluster. If you don’t have a TiDB cluster, you can create one as follows: higher. You can choose OpenJDK or Oracle JDK based on your business and personal requirements. • Maven 3.8 or higher. • Git. • A TiDB cluster. If you don’t have a TiDB cluster, you can create one as follows:0 码力 | 6730 页 | 111.36 MB | 10 月前3
TiDB v8.4 Documentation· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 172 4.3.3 Python· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · higher. You can choose OpenJDK or Oracle JDK based on your business and personal requirements. • Maven 3.8 or higher. • Git. • A TiDB cluster. If you don’t have a TiDB cluster, you can create one as follows: higher. You can choose OpenJDK or Oracle JDK based on your business and personal requirements. • Maven 3.8 or higher. • Git. • A TiDB cluster. If you don’t have a TiDB cluster, you can create one as follows:0 码力 | 6705 页 | 110.86 MB | 10 月前3
phpMyAdmin Documentation Release 4.9.11phpMyAdmin releases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 phpMyAdmin configuration storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . using RSA key ID 8259BD92 gpg: BAD signature from "Isaac Bennetch" [unknown] 3.8 phpMyAdmin configuration storage Changed in version 3.4.0: Prior to phpMyAdmin 3.4.0 this was called tables from the first database; the user is not prompted to create more tables in the new database. 3.8. phpMyAdmin configuration storage 17 phpMyAdmin Documentation, Release 4.9.11 3.8.2 Manual configuration 0 码力 | 196 页 | 828.01 KB | 1 年前3
phpMyAdmin Documentation release 4.9.0.1phpMyAdmin releases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 phpMyAdmin configuration storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . using RSA key ID 8259BD92 gpg: BAD signature from "Isaac Bennetch" [unknown] 3.8 phpMyAdmin configuration storage Changed in version 3.4.0: Prior to phpMyAdmin 3.4.0 this was called tables from the first database; the user is not prompted to create more tables in the new database. 3.8. phpMyAdmin configuration storage 17 phpMyAdmin Documentation, Release 4.9.0.1 3.8.2 Manual configuration 0 码力 | 196 页 | 826.58 KB | 1 年前3
phpMyAdmin Documentation Release 5.0.5-devphpMyAdmin releases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 phpMyAdmin configuration storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . using RSA key ID 8259BD92 gpg: BAD signature from "Isaac Bennetch" [unknown] 3.8 phpMyAdmin configuration storage Changed in version 3.4.0: Prior to phpMyAdmin 3.4.0 this was called (this database would then be accessed by the controluser, so no other user should have rights to it). 3.8. phpMyAdmin configuration storage 17 phpMyAdmin Documentation, Release 5.0.5-dev 3.8.1 Zero configuration 0 码力 | 198 页 | 835.53 KB | 1 年前3
phpMyAdmin Documentation release 5.0.0phpMyAdmin releases . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 3.8 phpMyAdmin configuration storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . using RSA key ID 8259BD92 gpg: BAD signature from "Isaac Bennetch" [unknown] 3.8 phpMyAdmin configuration storage Changed in version 3.4.0: Prior to phpMyAdmin 3.4.0 this was called $cfg['ZeroConf'] to false. The following three scenarios are covered by the Zero Configuration mode: 3.8. phpMyAdmin configuration storage 17 phpMyAdmin Documentation, Release 5.0.0 • When entering a database 0 码力 | 198 页 | 829.43 KB | 1 年前3
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