In DB2 9.1, the compression takes effect only after the table dictionary is built, which is usually during the table REORG phase.

在DB 2 9.1中，只有在建立了表字典之后(表字典通常是在表reorg阶段建立的)，压缩才能生效。

youdao

Though the equivalent condition of the transfer and phase of the atoms in dictionary, the set will be divided into the unequal set of the atoms, that reduce the size of the storage of the atoms again.

再根据原子库波形中的原子位移和相位这一等价条件，将原子库划分为不等价的原子库集合，从而又减少了原子库中原子的存储和计算量。

youdao

The phase is labeled as slang in the dictionary.

这个短语在字典里被列为俚语。

youdao