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Nested SELECT statements in the simple SQL tutorial

executing, but there is an error when executing to an external statement. Because the external statement at this time is like the SELECT name from BBC WHERE region = (' Americas ', ' Europe '), this statement is certainly an error. Then there is no way to solve the problem, of course. There are some SQL query conditions that allow you to manipulate list values (that is, multiple values). For example, the "in" operator allows you to test whether a value is in a list. The following statement

SQL subquery Nested SELECT statement

distinct Stid from score where score >any (select score from score where stid= (select Stid from Stu Dent where stname= ' Kaka '));3, Dolez query: When it is a single-row multi-column subquery, the main query statement in the conditional statement reference subquery results can be compared by a single line comparison symbol (=, Cases:SELECT Deptno,ename,job,salFrom EMPWHERE (Deptno,sal) in (SELECT Deptno,max (SAL) from the EMP GROUP by Deptno);4. Inline View Sub-queryCases:(1) SELECT Ename,job,

1969 Us (Apollo) moon landing

response from NASA.The rocks brought back from the moon are exactly the same as the rocks collected by scientists from Antarctica.This doesn't explain anything.Xi. all six landings were completed by President Richard Nixon, despite the rapid advances in human technology over the past 40 years, no other leader has been able to complete the moon landing in his tenure.Don't you want to be in your lifetime doing a year of the history of thousands of years? What is more, the United States and

Keep your every attempt to the limit

favorite things of the lot more and indomitable vigor son, never give up, once you decide to do, Even if you have to pursue the goal to achieve the perseverance.Many people are tired of the present or frustrated want to change the direction of the time will say, do not try how to know it? But most of these people are in every direction is a scratch on the head shook their heads said is not what I want, this is not suitable for me, do not try how to know?Everything you say is right. But do you e

Nested SELECT statement for SQL tutorial (from network)

statement is correct, the database engine starts to execute it, but an error occurs when it is executed to an external statement. The external statement is like select name from BBC where region = ("Americas", "Europe"). Of course, an error is returned. Is there a way to solve this problem, of course. Some SQL query conditions allow you to operate on the list values (that is, multiple values. For example, the "in" operator can test whether a value is in a list. The following statement ca

Dong Huang electric car joins monk ship earthquake

received a report saying that they seemed to have been targeted. As soon as they heard it, they understood that the old things started to work. The report was immediately reported to Lin tianhao. At this time, Lin tianhao just got up. After listening to the report from long JIU and the news he got a few days ago, Dong Huang electric vehicle Agent, lin tianhao knew that his prediction may be coming soon. "You guys are still making this idea. All right, let's see who can play? You think you are s

Section 5 nested SELECT statements

statement is correct, the database engine starts to execute the statement,However, an error occurs when an external statement is executed.Because the external statement is like select name from BBC where region = ('americas', 'Europe '),Of course, this statement reports an error. Is there a way to solve this problem, of course. Some SQL query conditions allow you to operate on the list values (that is, multiple values.For example, the "IN" operator can test whether a value is IN a list. The fol

SQL statement Summary

where name = 'Brazil ') Let's take a look at some specific instances. 1. Name of a country with more population than Russia (Russia) Reference content is as follows: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Select name from BBC Where population> (Select population from BBC Where name = 'Russia ') 2. pro

India's high-tech industry is short of people

also a challenge we face, although many bosses are not yet at this point. Compared with our competitors, are we ready? For example, Russia? For example, Eastern Europe? Although Russia is currently the third largest software export country after India and China, what will happen in the future? Low prices are not and should not be our only competitive chip. Everyone wants to swim to the high end of the food

Nested SELECT statement (subquery)

correct, the database engine starts to execute it, but an error occurs when it is executed to an external statement. The external statement is like select name from BBC where region = ('americas', 'Europe'). Of course, an error is returned. Is there a way to solve this problem, of course. Some SQL query conditions allow you to operate on the list values (that is, multiple values. For example, the "in" operator can test whether a value is in a list. The following statement can be executed secure

SQL Tutorial: Nested select statements

. Because the syntax of this SQL statement is correct, the database engine starts to execute it, but an error occurs when it is executed to an external statement. The external statement is like select name from BBC where region = ('americas', 'Europe'). Of course, an error is returned. Is there a way to solve this problem, of course. Some SQL query conditions allow you to operate on the list values (that is, multiple values. For example, the "in" operator can test whether a value is in a list.

Suggest some information science Orsay's website

://www.usaco.org/(9) Ural State University of Russia: http://acm.timus.ru/(10) Spanish Valladolid University: HTTP// Acm.uva.es/problemset (one) acm-icpc:http://icpc.baylor.edu/icpc/(12) Peking University: http://acm.pku.edu.cn/JudgeOnline/ INDEX.ACM (13) Zhejiang University: http://acm.zju.edu.cn/(+) ioi:http://olympiads.win.tue.nl/ioi/(15) 2003 Jiangsu Provincial Informatics Olympiad Summer Camp [Url= Http://jsoi.czyz.com. CN http://oibh.ioiforum.or

The origin of Liu children's Day _ folk tradition

festival.RussiaRussia's Children's Day and international fully "in tune", on June 1. When children's Day comes, all over Russia will be happy to celebrate their own festivals, but also perform some ethnic dance, the school held celebrations.Actually speaking about the origin of children's Day, and Russia has an important connection. In November 1949, the International Federation of Democratic Women held a

JavaScript Province city Area level three linkage menu

', ' Qujing ', ' Simao ', ' Wenshan ', ' Xishuangbanna ', ' yuxi ', ' Zhaotong ');gc1[' Zhejiang ']=new array (' Hangzhou ', ' Huzhou ', ' jiaxing ', ' Jinhua ', ' Lishui ', ' Ningbo ', ' Quzhou ', ' Shaoxing ', ' Taizhou ', ' Wenzhou ', ' Zhoushan ');gc1[' Chongqing ']=new Array (' Banan ', ' Beibei ', ' Bishan ', ' longevity ', ' Chengkou ', ' Dadukou ', ' dazu ', ' Dianjiang ', ' Fengdu ', ' Fengjie ', ' fuling ', ' Hechuan ', ' Jiangbei ', ' Jiangjin ', ' Jiulongpo ', ' Kai ', ' liangping '

The Java array and list are converted to each other

1. The array is converted into a listThe array can be converted to a list using the method: Arrays.aslist, together to understandSystem.out.println (Arrays.aslist (new string[] {"A", "B"});Print: [A, b]listPrinted: [1, 2]The following results are not expectedPrint: [[[Email protected]]If you are going to convert a primitive type array to a list of the corresponding package type, use Apache Commons Lang Bar, perhaps your project is using it, similar to the following using Arrayutils.toobject:list

Unity Hand Tour under the trend of the end of the tour, page tour of the breakthrough Way

tour such as "Blaze", "The Sword of the Archangel", "The Wind and the Wind" and so on, are the boutique game. Visible, the end of the tour, page tour of the future of the way, the key lies in the fine. overseas markets remain hot in the eyesDomestic page Tour research and development manufacturers competition is fierce, why not consider overseas market?according to the latest 2014 China games Overseas Market report, 2014 's self-research game overseas revenue reached $3.07 billion, an increase

The latest version of the Spider Dr.Web 4.33.3 official version +4.33.2 Chinese Green version _ Common tools

Dr.Web 4.33.2.10060 Green version (perfect Chinese +key+ upgrade) Software size 6 MB Software category foreign software/virus control Operating environment Win2003, WinXP, Win2000, NT, WinME Authorization Mode special software Dr.Web Anti-Virus software is a powerful anti-virus anti-virus tool produced in Russia, adopt a new heuristic scanning method, provide multi-level protection, tightly and your operating system together, refuse to accept any mali

Trump elected US President Abe bet on the wrong treasure Singapore said it was terrible

9th news, Russian President Vladimir Putin has sent a congratulatory message to Trump to congratulate him on winning the 2016 U.S. presidential election. In his congratulatory message to Trump, Russian President Vladimir Putin expressed the hope that both sides would work together to bring Russia-US relations out of the crisis. In addition, Japanese Prime Minister Shinzo Abe 9th issued a message to Trump in the U.S. presidential election, st

Thread:centos 6.2 x64 Install Mod_perl error

to dig. Earlier in this version never set. was put on 5.8 with no problems. Reply with Quote 05-07-2012, 08:23 AM #2 zeiter verified User Join Date Apr +7.00 Location GMT-Posts Hello, Try this Code: Yum Install Perl-extutils-cbuilder Perl-extutils-makemakerCode: CPAN Install Extutils::installWith regards, Alex. ✔professional Server Management for web hosting companies and individuals ✔hourly Support, Disaster Recovery, Server hardening, monthly Subscription ✔directadmin Installation and o

Seoer self-improvement beyond the "almost" refusal to start

development of the site needs to consider the overall layout, the need for a clear, feasible, forward-looking overall development strategy-that is, Ma Yun said, "Today to do other people tomorrow only think of what to do", on this basis, Through long-term unremitting efforts to succeed, website SEO can really show effect. This is the "jump out of SEO to do seo", it is what the Ancients said, "Do not seek the eternal, insufficient to seek a moment, not to seek the overall situation, not to seek

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