61 Best SQL Questions and Answers (Q&A) - ProProfs Discuss

What are the 5 parts of a SELECT statement that are required to execute successfully?

Castle
Answered: Apr 18, 2024

SELECT, FROM, column, semi-colon, table

At a minimum, these 5 parts MUST be present to execute a SQL select statement. There are some applications that may let the user eliminate the need...Read More

1 Answer

299 views

Which Transact-SQL query should you use? You develop a Microsoft SQL server 2012 database that contains a table named customers. This table has two columns mobile number and home number per each...

Asgari.sematec
Answered: Apr 18, 2024

CREATE TRIGGER TrgPhoneNumberChange ON Customers FOR UPDATE AS IF UPDATE (HomeNumber) OR UPDATE (MobileNumber) - - Create Audit Records

1 Answer

294 views

What is the difference between MS Access and SQL?

S. Leo, Content Blogger
Answered: Jul 11, 2019

MS Access is known as a relational database management system coming from a part of the office suite of products. Mostly it is used by small business and corporate departments for preparing small...Read More

1 Answer

260 views

What does DDL stands for?

Gardeangie
Answered: Apr 18, 2024

Data Definition Language

1 Answer

236 views

What is true regarding sub queries?

Lawrencemier
Answered: Apr 18, 2024

The inner query returns a value to the outer query

1 Answer

226 views

What is short of SQL?

Sebastian_yuke
Answered: Apr 18, 2024

Structured Query Language

1 Answer

219 views

What is the command prompt to retrieve all data from database?

Hotdot
Answered: Apr 18, 2024

Select

1 Answer

216 views

What is the difference between SQL and HQL?

Bergeront Tiffney, Computer Engineer
Answered: Oct 26, 2020

HQL is the short form for Hibernate Query Language, while SQL is the short form for Structured Query Language. HQL is an object query language, while SQL is a database language. HQL is similar to...Read More

2 Answers

144 views

What is the difference between UDF and stored procedure in SQL?

Jessica Rhodes, Economic advisor
Answered: May 19, 2020

The first notable thing that differentiates UDF (that is User Defined Function) and the stored procedure is that the user-defined function must return a value, while the factor for the stored...Read More

2 Answers

123 views

What is the difference between SQL and T-SQL?

L. Cooper, Data Analyst
Answered: Oct 26, 2020

SQL means Standard language query while T-SQL means Transact- Standard Language Query. SQL is a programming language which major objective is managing relational databases, while T-SQL is an...Read More

2 Answers

94 views

What is the difference between ODBC and JDBC?

H. Martin, Content Writer
Answered: Apr 08, 2020

If you were wondering what JDBC and ODBC are, these are application programming interfaces. JDBC stands for Java Database Connectivity while ODBC stands for Open Database Connectivity. The code...Read More

1 Answer

74 views

What is the difference between Oracle and MySQL?

J. Alva
Answered: Jun 23, 2020

Oracle and MySQL are both made by the Oracle Corporation, but this does not mean they are the same. In fact, the major difference between the two lies in their capabilities, although they share...Read More

2 Answers

71 views

What is the difference between Left and Right Join?

G. Tanaka, Dentist
Answered: Mar 26, 2020

It can be confusing to know the differences between the different types of JOINS if you are not sure what to expect from them. The left JOIN will be in charge of getting all of the records that...Read More

1 Answer

61 views

What is the difference between MS SQL and MySQL?

G. Horace, Content Developer
Answered: May 29, 2020

MS SQL and MySQL are two commonly used database systems with a lot of differences. One of the major differences between the two is that one is an open source program while the other is a closed...Read More

1 Answer

52 views

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