从Informix SYSCHUNKS系统表中读数据，并根据以下标准包括镜像块。
Read data from the Informix SYSCHUNKS system table and include mirror chunks according to this criteria.
牢记数据库的构建块及其继承关系：数据库由表组成，表由字段组成。
Always keep in mind the building blocks of databases and their hierarchical relationships: databases consist of tables, which consist of fields.
使用与关系数据库一起提供的块载入工具来初始化数据库表。
Use the bulk load tools that are provided with relational databases to initialize database tables.
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