Recent questions tagged sql

0 votes
1 answer

Rename column SQL Server 2008

Feb 23, 2022 in Database by Neha
 • 9,020 points • 1,847 views
0 votes
0 answers

How Stuff and 'For Xml Path' work in SQL Server?

Feb 23, 2022 in Database by Neha
 • 9,020 points • 7,219 views
0 votes
1 answer

How to calculate age (in years) based on Date of Birth and getDate()

Feb 23, 2022 in Database by Neha
 • 9,020 points • 2,943 views
0 votes
1 answer

Error 1046 No database Selected, how to resolve?

Feb 23, 2022 in Others by Rahul
 • 9,690 points • 2,828 views
0 votes
1 answer

How to convert DateTime to VarChar

Feb 22, 2022 in Database by Vaani
 • 7,070 points • 2,306 views
0 votes
1 answer

What is the candidate key in SQL Server?

Feb 22, 2022 in Database by Vaani
 • 7,070 points • 5,455 views
0 votes
0 answers

What is "with (nolock)" in SQL Server?

Feb 22, 2022 in Database by Vaani
 • 7,070 points • 1,328 views
0 votes
1 answer

SQL SELECT WHERE field contains words

Feb 21, 2022 in Database by Vaani
 • 7,070 points • 22,408 views
0 votes
1 answer

How to find 3rd highest salary in SQL

Feb 21, 2022 in Database by Vaani
 • 7,070 points • 60,282 views
0 votes
1 answer

What is "with (nolock)" in SQL Server?

Feb 21, 2022 in Database by Vaani
 • 7,070 points • 1,707 views
0 votes
1 answer

Getting "Lock wait timeout exceeded; try restarting transaction" even though I'm not using a transaction

Feb 18, 2022 in Web Development by Soham
 • 9,730 points • 6,112 views
0 votes
1 answer

How do I use ROW_NUMBER()?

Feb 18, 2022 in Database by Neha
 • 9,020 points • 1,427 views
0 votes
1 answer

How can I define a composite primary key in SQL?

Feb 18, 2022 in Database by Neha
 • 9,020 points • 2,304 views
0 votes
0 answers

What is the definition of cardinality in SQL?

Feb 18, 2022 in Database by Neha
 • 9,020 points • 1,637 views
0 votes
1 answer

How to insert date values into table?

Feb 18, 2022 in Database by Neha
 • 9,020 points • 6,031 views
0 votes
1 answer

What is the difference between HAVING and WHERE in SQL?

Feb 17, 2022 in Database by Vaani
 • 7,070 points • 2,033 views
0 votes
1 answer

Function vs. Stored Procedure in SQL Server

Feb 17, 2022 in Database by Vaani
 • 7,070 points • 21,466 views
0 votes
1 answer

SQL WITH clause example

Feb 17, 2022 in Database by Vaani
 • 7,070 points • 1,237 views
+1 vote
1 answer

How to Insert date value in SQL table

Feb 17, 2022 in Database by Vaani
 • 7,070 points • 193,660 views
0 votes
1 answer

What is the difference between SQL, PL-SQL and T-SQL?

Feb 16, 2022 in Database by Neha
 • 9,020 points • 2,032 views
0 votes
1 answer

Difference between datetime and timestamp in sqlserver?

Feb 16, 2022 in Database by Neha
 • 9,020 points • 6,457 views
0 votes
1 answer

How do I perform an IF THEN statement in an SQL SELECT?

Feb 16, 2022 in Database by Neha
 • 9,020 points • 2,812 views
0 votes
1 answer

Is SQL syntax case sensitive?

Feb 16, 2022 in Database by Neha
 • 9,020 points • 13,091 views
0 votes
1 answer

Syntax of for-loop in SQL Server

Feb 15, 2022 in Database by Vaani
 • 7,070 points • 1,892 views
0 votes
1 answer

SQL error "ORA-01722: invalid number"

Feb 15, 2022 in Database by Vaani
 • 7,070 points • 5,006 views
0 votes
1 answer

What is the definition of cardinality in SQL?

Feb 15, 2022 in Database by Vaani
 • 7,070 points • 3,390 views
0 votes
0 answers

Selecting COUNT(*) with DISTINCT

Feb 14, 2022 in Database by Neha
 • 9,020 points • 1,454 views
0 votes
1 answer

Which SQL query is used to find Nth highest salary from a salary table

Feb 14, 2022 in Database by Neha
 • 9,020 points • 4,136 views
0 votes
1 answer

Should I use != or <> for not equal in T-SQL?

Feb 14, 2022 in Database by Neha
 • 9,020 points • 1,346 views
0 votes
1 answer

Number of rows affected by an UPDATE in PL/SQL

Feb 14, 2022 in Database by Neha
 • 9,020 points • 2,770 views
0 votes
1 answer

ORACLE LIVE SQL IMPORT CSV DATA (live oracle sql)

Feb 11, 2022 in Database by Vaani
 • 7,070 points • 9,881 views
0 votes
1 answer

NOT IN vs NOT EXISTS

Feb 11, 2022 in Database by Vaani
 • 7,070 points • 1,413 views
0 votes
1 answer

Please name some online websites to compile and run PL/SQL?

Feb 11, 2022 in Database by Vaani
 • 7,070 points • 2,693 views
0 votes
1 answer

How to delete duplicate rows in SQL Server?

Feb 10, 2022 in Others by Rahul
 • 9,690 points • 2,253 views
0 votes
1 answer

#1273 – Unknown collation: ‘utf8mb4_unicode_520_ci’

Feb 10, 2022 in Others by Soham
 • 9,730 points • 2,555 views
0 votes
1 answer

What do you mean by Clustered and Non-Clustered index?

Feb 10, 2022 in Database by Neha
 • 9,020 points • 1,424 views
0 votes
1 answer

Inserting multiple rows in a single SQL query?

Feb 10, 2022 in Database by Neha
 • 9,020 points • 2,032 views
0 votes
1 answer

SQL Group By with an Order By

Feb 10, 2022 in Database by Neha
 • 9,020 points • 1,641 views
0 votes
1 answer

How to delete duplicate rows in SQL Server?

Feb 10, 2022 in Database by Neha
 • 9,020 points • 2,101 views
0 votes
1 answer

How to generate the statement CREATE TABLE for an existing table in postgreSQL?

Feb 9, 2022 in Database by Vaani
 • 7,070 points • 8,606 views
0 votes
1 answer

How to rename a column in a database table using SQL?

Feb 9, 2022 in Database by Vaani
 • 7,070 points • 2,050 views
0 votes
1 answer

SQL Server: PARTITION BY vs GROUP BY

Feb 9, 2022 in Database by Vaani
 • 7,070 points • 3,495 views
0 votes
1 answer

How Can I use "Date" Datatype in sql server?

Feb 9, 2022 in Database by Vaani
 • 7,070 points • 2,656 views
0 votes
1 answer

What are DDL and DML?

Feb 8, 2022 in Database by Neha
 • 9,020 points • 2,229 views
0 votes
1 answer

SQL Server CASE .. WHEN .. IN statement

Feb 8, 2022 in Database by Neha
 • 9,020 points • 1,698 views
0 votes
1 answer

Convert Rows to columns using 'Pivot' in SQL Server

Feb 8, 2022 in Database by Neha
 • 9,020 points • 2,781 views
0 votes
1 answer

How would I find the second largest salary from a employee table? [closed]

Feb 8, 2022 in Database by Neha
 • 9,020 points • 2,103 views
0 votes
1 answer

SQL Switch/Case in 'where' clause

Feb 7, 2022 in Database by Neha
 • 9,020 points • 2,498 views
0 votes
1 answer

LEFT JOIN vs. LEFT OUTER JOIN in SQL Server

Feb 4, 2022 in Database by Vaani
 • 7,070 points • 3,424 views
0 votes
1 answer

How to drop all tables from a database with one SQL query?

Feb 4, 2022 in Database by Vaani
 • 7,070 points • 10,636 views
Page:

Most popular tags

"PMP®","PMI®", "PMI-ACP®" and "PMBOK®" are registered marks of the Project Management Institute, Inc. MongoDB®, Mongo and the leaf logo are the registered trademarks of MongoDB, Inc.