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Which three SELECT statements display 2000 in the format "$2,000.00"? （）
- A、SELECT TO_CHAR(2000, '$#,###.##') FROM dual;
- B、SELECT TO_CHAR(2000, '$0,000.00') FROM dual;
- C、SELECT TO_CHAR(2000, '$9,999.00') FROM dual;
- D、SELECT TO_CHAR(2000, '$9,999.99') FROM dual;
- E、SELECT TO_CHAR(2000, '$2,000.00') FROM dual;
- F、SELECT TO_CHAR(2000, '$N,NNN.NN') FROM dual;
参考答案
更多 “Which three SELECT statements display 2000 in the format "$2,000.00"? （）A、SELECT TO_CHAR(2000, '$#,###.##') FROM dual;B、SELECT TO_CHAR(2000, '$0,000.00') FROM dual;C、SELECT TO_CHAR(2000, '$9,999.00') FROM dual;D、SELECT TO_CHAR(2000, '$9,999.99') FROM dual;E、SELECT TO_CHAR(2000, '$2,000.00') FROM dual;F、SELECT TO_CHAR(2000, '$N,NNN.NN') FROM dual;” 相关考题
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考题
多选题Which three SELECT statements display 2000 in the format "$2,000.00"? （）ASELECT TO_CHAR(2000, '$#,###.##') FROM dual;BSELECT TO_CHAR(2000, '$0,000.00') FROM dual;CSELECT TO_CHAR(2000, '$9,999.00') FROM dual;DSELECT TO_CHAR(2000, '$9,999.99') FROM dual;ESELECT TO_CHAR(2000, '$2,000.00') FROM dual;FSELECT TO_CHAR(2000, '$N,NNN.NN') FROM dual;
考题
单选题Which SELECT statement should you use to extract the year from the system date and display it in the format "1998"?（）A
SELECT TO_CHAR(SYSDATE,'yyyy') FROM dual;B
SELECT TO_DATE(SYSDATE,'yyyy') FROM dual;C
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考题
单选题Which SELECT statement will the result ‘ello World’ from the string ‘Hello World’?（）A
SELECT SUBSTR( ‘Hello World’,1) FROM dual;B
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SELECT LOWER(TRIM (‘H’ FROM ‘Hello World’)) FROM dual;
考题
单选题变量v_time=’23-MAY-00’， 如下那条语句返回值为’01-JAN-00’？（）A
select round（v_time，’DAY’） from dualB
select round（v_time，’YEAR’） from dualC
select round（v_time，’MONTH’） from dualD
A select round（to_char（v_time，’yyyy’）） from dual
考题
单选题Which SQL statement displays the date March 19, 2001 in a format that appears as "Nineteenth of March 2001 12:00:00 AM"?（）A
SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'fmDdspth of Month YYYY fmHH:MI:SS AM') NEW_DATE FROM dual;B
SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'Ddspth of Month YYYY fmHH:MI:SS AM') NEW_DATE FROM dual;C
SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'fmDdspth of Month YYYY HH:MI:SS AM') NEW_DATE FROM dual;D
SELECT TO_CHAR(TO_DATE('19-Mar-2001', 'DD-Mon-YYYY'), 'fmtDdspth of Month YYYY fmtHH:MI:SS AM') NEW_DATE FROM dual;
考题
单选题查询出当前的数据库系统时间，精确到秒（）A
select to_date(sysdate,'YYYY-MM-DD HH24:MI:SS') from dual;B
select to_char(sysdate,'YYYY-MM-DD HH24:MI:SS') from dual;C
select date(sysdate,'YYYY-MM-DD HH24:MI:SS') from dual;D
select chr(sysdate,'YYYY-MM-DD HH24:MI:SS') from dual;
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