Q: 139 What are two reasons to create synonyms? (Choose two.)A. You have too many tables.
B. Your tables are too long.
C. Your tables have difficult names.
D. You want to work on your own tables.
E. You want to use another schema's tables.
F. You have too many columns in your tables.Answer: C, E这里面的答案C如何理解?
B. Your tables are too long.
C. Your tables have difficult names.
D. You want to work on your own tables.
E. You want to use another schema's tables.
F. You have too many columns in your tables.Answer: C, E这里面的答案C如何理解?
解决方案 »
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则create synonym a_t for user.abjdeiwfdjoewqfewfwefwf