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[Mo Mo Jin Original] Differences between cross-library access and same-Library cross-user access in SQL

Source: Internet
Author: User
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Today the database partition function programming, was a funny one.

Background

DB Link created, how can not access ...

Toss

Various Toss

...

Didn't come out

Looking for someone, just finished describing the problem. Suddenly remember to visit for @, a success!!!


The difference between cross-library access and cross-user access is

--cross-user cen_norm. tb_his_mz_reg--cross-Library [email Protected]_norm

That's the difference between [.] and [@]

！ Note that the DB LINK must be created across libraries

[Mo Mo Jin Original] Differences between cross-library access and same-Library cross-user access in SQL

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