摘要:
Choose two. Examine this partial command: CREATE TABLE cust ( cust_id NUMBER(2), credit_ limit NUMBER(10) ) ORGANIZATION EXTERNAL Which two clauses ar 阅读全文
posted @ 2019-10-25 15:00
cnblogs_5359
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摘要:
Choone three Examine the description of the PRODUCTS table: Name Null? Type PRODUCT_ID NOT NULL NUMBER(2) PRODUCT_NANE VARCHAR2(10) UNIT_PRICE NUMBER( 阅读全文
posted @ 2019-10-25 14:14
cnblogs_5359
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