传统的(SQL或其他)基于脚本的数据分析报告的构建方式常常是从两维关系数据库表中获取数据。
The traditional (SQL or other) script-based data analytical reports are usually built by pulling data from two-dimensional relational database tables.
SQLJ 应用程序连接到数据源对象为 ds 的数据库，并使用已定位的迭代器 ByPos 从现有的 Employee 表中获取行。
This SQLJ application connects to a database with data source object ds and fetches the rows from existing table Employee with positioned iterator ByPos.
在对提要表的lastupdated字段和subscribedfeeds表的lastpulled字段进行比较后，我们从数据库中获取数据。
You are fetching data from the database after comparing the lastupdated field for table feeds and the lastpulled field of table subscribedfeeds.
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