Group by.....Having Clause
Group By:- Group By clauses is used to groups rows based on the distinct values of the specified columns.
The syntax...
2010-01-31
2,547 reads
Vivek's SQL Notes
Difference Between Having and Where Clause in Sql Server
Both Having Clause and Where clause is used to filter the data coming from the Select statement, but still there...
2010-01-31
11,959 reads
How to find duplicate values in a table
Sometimes duplicate values in tables can create a major problem when we do not make a primary key or a...
2010-01-31
4,039 reads
Sql Server View
Views:- View can be described as virtual table which derived its data from one or more than one table columns.It...
2010-01-31
1,717 reads
Second Normal Form (2NF)
Second Normal Form (2NF) :-A table is said to be in its Second Normal Form if it satisfied the following...
2010-01-26
3,652 reads
Third Normal Form (3NF)
Third Normal Form (3NF) :- A table is said to be in the Third Normal form (3NF) if it satisfy the...
2010-01-26
2,241 reads
First Normal form (INF)
First Normal Form (INF):- A table is said to be in a First Normal Form (1NF)if it satisfy the following...
2010-01-26
793 reads
Database Normalization
Normalization :- Normalization can be defined as the process of organization the data to reduce the redundant table data to the...
2010-01-26
2,809 reads
Indexes in Sql server
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval...
2010-01-03
943 reads
Difference between Clustered Index and Non clustered Index
Indexes-Indexing is way to sort and search records in the table. It will improve the speed of locating and retrieval...
2010-01-03
783 reads
Blogs
Blog a Day – Day 1: History of AI
By Vinay Thakur
it has been a year since i have not written much on the blog...
A New Word: on tenderhooks
By Steve Jones
on tenderhooks – adj. feeling the primal satisfaction of being needed by someone, which...
Ramblings about data communities and your contributions, no excuses
By DataOnWheels
I have been active in the data community throughout my career. I have met...
Forums
Ola Hallengren Index Optimize Maintenance can we have data compression = page
I have a quick question on Ola Hallengren Index Optimize Maintenance . Do we...
how do i map the "current" object entry in for each to one variable
hi, in an ssis for each loop over an object variable called MyListVariable, i...
Simulating Mercury’s Orbital Motion Using Pure T-SQL (NASA 2025 Dataset)
SQL Server is typically viewed as a transactional or analytical database engine. However, it...
Question of the Day
String Similarity I
On SQL Server 2025, when I run this, what is returned?
SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL') See possible answers