从这个图中可以看出，数据库和模式是从SQL对象派生而来的，因此具有属性，例如名称、描述和标签。

From this figure, you can see that databases and schemas are derived from the SQL object, and therefore they have properties, such as name, description, and label.

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在预编译和绑定时，代码页派生于用于预编译语句和SQLCA中返回的所有字符数据的数据库连接。

At precompile and bind time, the code page derived at the database connection is used for precompiled statements, and any character data returned in the SQLCA.

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由于ESQL是SQL派生的，所以，在需要许多数据库交互时，操作消息数据特别好。

Since ESQL is derived from SQL, it is particularly good for manipulating message data when a lot of database interaction is expected.

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