多选题What are two reasons to create synonyms? （）AYou have too many tables.BYour tables are too long.CYour tables have difficult names.DYou want to work on your own tables.EYou want to use another schema's tables.FYou have too many columns in your tables.
多选题
What are two reasons to create synonyms? （）
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.
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