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Questions on 'database' category

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48 views

Difference between Clustered and Non-Clustered Index

Ravi Vishwakarma asked yesterday

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30 views

How to optimize slow query?

Ravi Vishwakarma asked yesterday

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48 views

How to delete duplicate records but keep one?

Ravi Vishwakarma asked yesterday

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31 views

How to find Nth highest salary?

Ravi Vishwakarma asked yesterday

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1 answer

101 views

Explain database primary key vs unique key?

database

Ravi Vishwakarma asked 1 month ago

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1 answer

114 views

what is database constraints?

database

Ravi Vishwakarma asked 1 month ago

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1 answer

139 views

What is Cascade in SQL?

Anubhav Sharma asked 1 month ago

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155 views

What is Normalization in SQL Server?

Ravi Vishwakarma asked 3 months ago

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166 views

What is Subquery in SQL Server?

Ravi Vishwakarma asked 3 months ago

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154 views

What is CTEs in SQL?

Ravi Vishwakarma asked 3 months ago

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1 answer

937 views

How to delete rows with reference table data?

Mahesh asked 11 months ago

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1 answer

957 views

How to delete all data from a row with related rows in SQL?

Ravi Vishwakarma asked 11 months ago

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1 answer

1007 views

What is the tips to learn SQL Server database?

Amrith Chandran asked 1 year ago

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1 answer

1236 views

How can I create a unique constraint that also allows nulls?

database

Rocky Dada asked 2 years ago

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1 answer

1276 views

What is SQL, and what applications is it used in?

Revati S Misra asked 2 years ago

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1 answer

1316 views

Selecting COUNT(*) with DISTINCT

database

Ravi Misra asked 2 years ago

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1 answer

1327 views

Count(*) vs Count(1) - SQL Server

database

Ravi Misra asked 2 years ago

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1 answer

1282 views

How to count rows in SQL Server?

database

Sanjay Goenka asked 2 years ago

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1 answer

1543 views

How to select distinct data from Database?

Ethan Karla asked 4 years ago

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1 answer

1573 views

What are Triggers in the Database and how many types of Triggers are in the database and what are the uses of Triggers?

Ethan Karla asked 4 years ago

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1 answer

1531 views

How to use SQL Joins in Stored Procedure explain with example?

Ethan Karla asked 4 years ago

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1 answer

1728 views

Why are use the IF-ELSE statement in the database how to validate the database using IF-ELSE?

Ethan Karla asked 4 years ago

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1 answer

1408 views

What is the store procedure in the Database and why do programmers use the store procedure in our App?

Ethan Karla asked 4 years ago

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1 answer

1769 views

What are the views in the database and why do we are use views in the Database?

Ethan Karla asked 4 years ago

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1 answer

1405 views

How to select top row value from SQL Table using command?

database

Ethan Karla asked 4 years ago

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1 answer

1896 views

How to use Inner Join in SQL Server with example and write a SQL query to find the salesperson and customer who belongs to same city. Return Salesman, cust_name and city.

Ethan Karla asked 4 years ago

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2 answer

1540 views

What is Join in SQL Server and how many types of Joins in SQLServer?

Ethan Karla asked 4 years ago

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1 answer

1472 views

How to Update table data in SQL Server using command?

Ethan Karla asked 4 years ago

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1 answer

1594 views

How to use IS NULL in SQL Server for checking the Null value?

Ethan Karla asked 4 years ago

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1 answer

1383 views

How to drop table in SQL Server using command?

Ethan Karla asked 4 years ago

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1 answer

1510 views

What is the difference between the Truncate and Delete commands with example?

Ethan Karla asked 4 years ago

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1 answer

1448 views

What is table in SQL Database and how to create a table in SQL Database?

Ethan Karla asked 4 years ago

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1 answer

1481 views

How to rename and drop a Database form SQL Server using command and Management Studio?

Ethan Karla asked 4 years ago

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2 answer

2109 views

What is function in Database? explain some function like Sum(), Count(), Max(), Min(), AVG() with example.

Ethan Karla asked 4 years ago

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1 answer

2429 views

What are key in SQL Server? How many types of keys in SQL Server and also define with example?

Ethan Karla asked 4 years ago