I have 3 tables as - TASK, TASK_EFFORT and TASk_ROLE as follows in ORACLE database.: TASK TASK_EFFORT TASk_ROLE TASK_ID TASK_ID TASK_EFFORT_ID TASK_ID TASK_ROLE-ID t1 t1 e1 t1 r1 t1 e2 t1 r2 t2 t2 e3 t2 r3 t2 e4 t2 r4 I need the ouput Result set as : r1 t1 e1 r2 t1 e2 r3 t2 e3 r4 t2 e4 When I tried doing the same using inner join - I got the following ouput . Please let me know the query to get the above correct result. r1 t1 e1 r1 t1 e2 r2 t1 e1 r2 t1 e2 r3 t2 e3 r3 t2 e4 r4 t2 e3 r4 t2 e4

Asked by Last Modified  

8 Answers

Learn Computer Software

Follow 0
Answer

Please enter your answer

Sreekanth K V Venkat

Trainer

Can you please probvide the table data clearly, I have taken it once column value is missing. Please share the question in better way. You can refer the below query and try: Select tr.TASK_ROLE-ID, ta.TASK_ID, te.TASK_EFFORT_ID from TASK ta inner join TASK_EFFORT_ID te on te.TASK_ID=ta.TASK_ID inner...
read more
Can you please probvide the table data clearly, I have taken it once column value is missing. Please share the question in better way. You can refer the below query and try: Select tr.TASK_ROLE-ID, ta.TASK_ID, te.TASK_EFFORT_ID from TASK ta inner join TASK_EFFORT_ID te on te.TASK_ID=ta.TASK_ID inner join TASK_ROLE tr on trTASK_ID=ta.TASK_ID read less
Comments
Dislike Bookmark

Educate! Being smart is great!!!

You can try the below query. sorry for delayed response SELECT DISTINCT RO.TASK_ROLE_ID, TA.TASK_ID, EF.TASK_EFFORT_ID FROM TASK TA INNER JOIN TASK_EFFORT_ID EF ON EF.TASK_ID = TA.TASK_ID INNER JOIN TASK_ROLE RO ON RO.TASK_ID=TA.TASK_ID ORDER BY RO.TASK_ROLE_ID
Comments
Dislike Bookmark

Trainer

Select tr.TASK_ROLE-ID, ta.TASK_ID, te.TASK_EFFORT_ID from TASK ta inner join TASK_EFFORT_ID te on te.TASK_ID=ta.TASK_ID inner join TASK_ROLE tr on trTASK_ID=ta.TASK_ID
Comments
Dislike Bookmark

Selenium WebDriver

The Query which you given won't work like that ... What you are mentioned is just a inner query .. for that you will get the out put which I had mentioned in the last section of my question...! But I need the output only I need the ouput Result set as : r1 t1 e1 r2 t1 e2 r3 t2 e3 r4 t2 e4 -
Comments
Dislike Bookmark

Jitendra, can you please share your query which is giving you wrong result?... you can get somehelp here to reach to solution.. not the readymade solution.
Comments
Dislike Bookmark

Experienced tutor for school kids till class 10 all subjects

Can you give your table and its corresponding values a bit more clear?
Comments
Dislike Bookmark

Oracle, Hindi, C++, C, MS Office, VBScript,JavaScript,Spoken English etc with 32 years of experience

Select tr.TASK_ROLE-ID, ta.TASK_ID, te.TASK_EFFORT_ID from TASK ta inner join TASK_EFFORT_ID te on te.TASK_ID=ta.TASK_ID inner join TASK_ROLE tr on trTASK_ID=ta.TASK_ID;
Comments
Dislike Bookmark

bcom and diploma incomputer hardware networking

r4 t2 e4
Comments
Dislike Bookmark

View 6 more Answers

Related Questions

what is cloud computing exactly? why it is more popular today?
Hi Bavya, Cloud computing means that instead of all the computer hardware and software you're using sitting on your desktop, or somewhere inside your company's network, it's provided for you as a service...
Shailaja K.
Dear sir, I want to do M.Phil in management through correspondence.plz suggest me some universities name where I can enroll myself.. Thanking you
Go for IGNOU, Dr.B.R. Ambedkar Open University, Alagappa University
Shruti
Where will I get best IT course? I'm 24 year and completed my graduation from management in 2012. After completing my graduation, I have one year experience in basic computer software like SAP (I run SAP in a logistic company) now I have no job and I want to do a software course for my future but I am not sure which course would be best for me. I want a good course to get a job in MNC with good salary. Please advice.
Better to learn Analytics and Excel, Excel vba macro programming. More demand in Market.
Raj
why arrey is used?
In computer science an array is a data structure consisting of a group of elements that are accessed by indexing. Arrays are used to implement mathematical vectors and matrices, as well as other kinds...
Naval
What's the best training institue in hyderabad to learn hadoop? I am currently working in CSC having a exp of 2 years in Support services.. I have basic knowlodge of Java and Unix , so wanted to learn Hadoop. Can anybody suggest if moving to hadoop would be a good option ?? If Yes , please let me know how is the job opportunity in hyderbad in future for hadoop . And the best training institue in hyderabad to learn hadoop?
you are part of good technology java and Unix, why you are planning to learn Hadoop?? any reason behind, you can learn Java sterlings there are very few people with that skils and requirements are there...
Maniahatunk

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

10 Study Tips to Achieve your Goals
This is particularly true of students that are looking to make the most of their study time and get better grades at Organization. 1. Set Study Goals: There is lots of credible research suggesting that...

Manoj Kumar Vishwakarma

5 0
0
Merge Multiple PST Files into One Using PST Merge Tool
Overview of PST Merge Software The PST Merge is a software which merge multiple PST files into a single PST file. It makes sure that when PST files are merged into a new file, the original PST files should...

Voimakas Software

0 0
0
Graphics and Game Development
Hi there, I am sure you all would have played video games for killing time. Do you know how these are developed? I am going to introduce you to some details of the gaming industry. Gaming is a serious...

Mukesh Kamath

0 0
0
Easy way to remember Java keyword.
ACCESS MODIFIER ACCESS SPECIFIER abstract, assert, const, final, native, static, strictfp, super, synchronized, this, transient, void, volatile public, private, protected, default DATA...

Rohit Deshbhratar

1 0
0
Java and C trainer
Always think any conspect with real-time example like Object -- object must have states and behaviour then only we will call that thing is Object like fan is Object (rotating,color)

Jadav Avinash

0 0
0

Recommended Articles

10 Tips For Your Powerpoint Presentation...

Decades back, when computers were being introduced in office premises, PPT was a new terminology that all employees tried to learn. Now PPT has made its way far away from offices and is an integral part of schools, colleges, and several other official proceedings. This is because PPT is an user-friendly computerized method...

Read full article >

Top 5 Skills Every Software Developer Must have

Software Development has been one of the most popular career trends since years. The reason behind this is the fact that software are being used almost everywhere today.  In all of our lives, from the morning’s alarm clock to the coffee maker, car, mobile phone, computer, ATM and in almost everything we use in our daily...

Read full article >

10 Keyboard Shortcuts to Get Rid Off The Mouse

Whether you are using a laptop or a desktop, the mouse surely takes up time. Imagine if you could alone manage with the keys and not have to move your hands around the mouse? That would have been faster and so much time-saving. For example, Control + Z for undo or Control + Y for redo, definitely saves time when we are...

Read full article >

MCTS certification course in India

MCTS Certification in India The Microsoft Certified Technology Specialist or MCTS certification is suited for professionals who want to get into profession of implementing, building, troubleshooting, and debugging a particular Microsoft technology. The MCTS certification can give you a clear edge over others to showcase...

Read full article >

Find Computer Software Classes near you
Computer Software Classes in Bangalore
Computer Software Classes in Delhi
Computer Software Classes in Jaipur
Computer Software Classes in Mumbai
Computer Software Classes in Hyderabad
Computer Software Classes in Pune
Computer Software Classes in Kolkata
Computer Software Classes in Chennai
Computer Software Classes in Ahmedabad
Computer Software Classes in Gurgaon

Looking for Computer Software Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you