编辑:刚刚发现http://www.gplivna.eu/papers/sql_join_types.htm,虽然很技术性,但提供了SQL连接类型的相当好的概述。值得一看。 这里有另一个页面,其中解释了一些连接(http://blog.noobtech.com/index.php/2009/02/sql-joins-visual-cheat-sheet/) 我刚想发布的页面是@matthew vines已经发布的那个 :) - Wi...
Oracle PL/SQL Cheat Sheet PL/SQL (Procedural Language/Structured Query Language) is Oracle Corporation’s procedural language extension for SQL and the Oracle relational database. PL/SQL is available in Oracle Database (since version 7) and IBM DB2 (since version 9.7). Oracle Corporation usually...
I walked through the details of case statements inAugust 2023’s SQL Office Hours. Watch the recording here: Try them out yourself with theseLive SQL scripts. Use this script to create the tables shown in this post: CASE expressions cheat sheet Here's an overview of the different types of ...
This function might be easier to explain with an example. While you’re here, if you want an easy-to-use list of the main features in Oracle SQL, get my SQL Cheat Sheet here: String Aggregation Example Let’s use our sample data set that we’ve used in our otherOracle SQL functionar...
While you’re here, if you want an easy-to-use list of the main features in Oracle SQL, get my SQL Cheat Sheet here: How Can I Use Oracle SUBSTR To Remove the Last Character? The best way to use Oracle SUBSTR to remove the last character isusing a combination of SUBSTR and LENGTH...
SQL Cheat Sheet - All Databases Release Notes - SQLines Data SQLines Data - Database Migration and ETL SQLines Data Tool - Configuration File Reference SQLines Data Tool - Command Line Reference SQLines Data Connection String Formats SQLines Data - Configure and Troubleshoot Connection to IBM DB2 ...
■ Import Database File - opens the Import Database File Wizard for importing a Database Replay capture file, SQL statements from a plain SQL and PL/SQL statements .SQL script file, or SQL statements captured and stored in an SQL Tuning Set (STS) in Oracle Database to generate an ...
PL/SQL编程:PL/SQL基础、存储过程、函数、触发器。 数据库管理 安装与配置:Oracle数据库安装、初始化参数配置、网络配置。 备份与恢复:备份策略、恢复策略、RMAN工具使用。 性能调优:SQL调优、实例调优、存储结构调优。 安全管理:用户管理、权限管理、审计与加密。
Oracle PL/SQL Interview Questions Oracle RAC Interview Questions (10g) Oracle Restoration & Recovery Scenarios Senior Level DBA Questions MongoDB PostgreSQL Postgres for Oracle DBA Presentations & Notes Tools & Scripts CLUVFY Cheat Sheet Memory Advisories Scripts: Tracing Sessions Sql Tuning Advisory ...
SQL与PL/SQL开发:编写SQL语句和PL/SQL程序,实现业务逻辑,如用户注册、登录、商品管理、订单处理等。 13. 项目二:数据库管理与维护 备份与恢复:制定备份策略,执行备份和恢复操作,包括使用RMAN进行增量备份和恢复。 性能优化:监控数据库性能,进行性能调优,如优化SQL语句、创建索引、调整内存参数等。