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OCP-052-91
91. Examine these facts about a database. 1. The database default tabpespace is USERS. 2. DEFERRED_SEGMENT_CREATION is TRUE. 3. The default tablespace of USER1 is tbs1. 4. USER1 has only these privile...原创 2019-05-09 11:24:27 · 254 阅读 · 0 评论 -
ocp-171-26
QUESTION 26 Which normal form is a table in if it has no multi-valued attributes and no partial dependencies? A. second normal form B. first normal form C. third normal form D. fourth normal form ...原创 2019-05-16 15:42:15 · 191 阅读 · 0 评论