这两个版本都包括了Toad、Sql Optimizer、Data Modeler、Toad DataAnalysi、Konwledges等基本软件。DBA版又增加了Spotlight On Oracle单机版，Development版则增加了Benchmark for Oracle和Code Tester这两个软件。可以认为DBA版和开发版是不同的打包方式。(以上内容来源于网络)

官方解释如下：

Toad™ DBA Suite for Oracle is a comprehensive set of Oracle DBA tools that enable you to become more proactive. These Oracle administration tools automate maintenance, ensure optimal performance, and mitigate the risk of change. The suite helps you resolve issues before they impact production. And, since routine tasks are automated, you’re assured of accuracy as never before. You can also greatly reduce the risks associated with performance bottlenecks, database vulnerability, patches, upgrades, and more.

Toad™ Development Suite for Oracle® ensures you’re employing PL/SQL development best practices. This comprehensive set of Oracle® database development tools helps guarantee application success through improved code quality, performance, and maintainability. You can use these Oracle developer tools to reduce the risks associated with bugs, performance validation, inconsistent coding standards, dispersed teams with varying skill levels, and more. Toad Development Suite for Oracle also reduces the impact of inefficient coding on productivity, future development cycles, and application performance and availability. Plus, it seamlessly integrates with the Toad World™ user community, empowering you to get answers from industry experts, interact with 3 million of your peers, and access a wealth of platform information—all without leaving Toad.

另有Toad for Oracle Commercial，安装文件大小比DBA与Development都小。