131. Which view would you use to display the column names and DEFAULT valuesfor a table?A. DBA_TABLE ...
. Examine the data inthe LIST PRICE and MIN PRICE columns of the PRODUCTS table: LIST PRICE MIN PRICE Which two expressionsgive the same output Choose two. A. NVL NULLIF list price, min price , B. NV ...
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131. Which view would you use to display the column names and DEFAULT valuesfor a table?A. DBA_TABLE ...
1. You need to load information about new customers from the NEW_CUST table into the tables CUST and ...
61. Evaluate the following SQL statements that are issued in the given order:CREATE TABLE emp(emp_no ...
OCP 051题库 1 : OCP-1Z0-051 第1题 CTAS语句建表注意事项 2 : OCP-1Z0-051 第2题 视图的WITH CHECK OPTION选项 ...
Oracle OCP 19c 认证1Z0-082考试题库(第1题)-CUUG内部学员版082题库解析 1. You execute this command: CREATE BIGFILE TABLESPACE big_tbs DATAFILE '/u01/oracle/data ...
V8.02和V9.02对比 V8.02 V9.02 1:http://blog.csdn.net/rlhua ...
which three are true about scalar subquery expressions? A. They cannot be used in group by clauses. ...
1、在中括号中,判断变量的值, 加不加双引号的问题?-z 判断 变量的值,是否为空; zero = 0 - 变量的值,为空,返回0,为true- 变量的值,非空,返回1,为false-n 判断变量的值,是否为空 name = 名字- 变量的值,为空,返回1,为false- 变量的值,非空,返回 ...