Informix serial Numbers work really well as generalized keys, and I am a fan of using a serial number column on all dimension tables.
Informix的序号很适合作为通用键，并且我非常热衷于在每个维度表中使用序号列。
Informix serial Numbers work really well as generalized keys, and I am a fan of using a serial number column on all dimension tables.
Informix的序号很适合作为通用键，并且我非常热衷于在每个维度表中使用序号列。
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