Trending questions in Database

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What are Covering Indexes and Covered Queries in SQL Server?

Can you describe the ideas behind Covering ...READ MORE

Aug 21, 2022 in Database by Kithuzzz
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How can I select the first day of a month in SQL?

I only need to choose the given ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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Replacing NULL with 0 in a SQL server query

I created a query, and the first ...READ MORE

Aug 27, 2022 in Database by Kithuzzz
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Describe table structure

Which SQL query returns the table structure ...READ MORE

Aug 30, 2022 in Database by Kithuzzz
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SQL multiple column ordering

How can I sort in several ways ...READ MORE

Aug 29, 2022 in Database by Kithuzzz
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Merge 2 tables in SQL and save into 1 new table

I have two tables with the same columns. Table ...READ MORE

Aug 26, 2022 in Database by Kithuzzz
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SQL: IF clause within WHERE clause

In MS SQL, is it feasible to ...READ MORE

Aug 27, 2022 in Database by Kithuzzz
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CROSS JOIN vs INNER JOIN in SQL

What is the difference between CROSS JOIN and INNER JOIN? CROSS ...READ MORE

Aug 18, 2022 in Database by Kithuzzz
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How to get the connection String from a database

I want to use the database I ...READ MORE

Aug 20, 2022 in Database by Kithuzzz
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How can prepared statements protect from SQL injection attacks?

In what ways do prepared statements aid ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
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How to open .SQLite files

On Windows, I'm attempting to open an ...READ MORE

Aug 26, 2022 in Database by Kithuzzz
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How can I set a custom date time format in Oracle SQL Developer?

Date values are shown in Oracle SQL ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
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How to Alter Constraint

My Constraint: CONSTRAINT ACTIVEPROG_FKEY1 FOREIGN KEY(ActiveProgCode) REFERENCES PROGRAM(ActiveProgCode), I ...READ MORE

Aug 15, 2022 in Database by Kithuzzz
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Left Join With Where Clause

I need to take all of the ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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SQLException: No suitable Driver Found for jdbc:oracle:thin:@//localhost:1521/orcl

I'm attempting to create a Java EE ...READ MORE

Aug 15, 2022 in Database by Kithuzzz
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Generating username from first name and last name in excel

How to automatically merge first and last ...READ MORE

Mar 30, 2022 in Database by gaurav
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How to implement one-to-one, one-to-many and many-to-many relationships while designing tables?

Can someone provide examples and a description ...READ MORE

Aug 29, 2022 in Database by Kithuzzz
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Display names of all constraints for a table in Oracle SQL

I have given each constraint a name ...READ MORE

Aug 15, 2022 in Database by Kithuzzz
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Export SQL query data to Excel

My query returns a huge amount of ...READ MORE

Aug 18, 2022 in Database by Kithuzzz
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SQL use CASE statement in WHERE IN clause

Can you use a case statement in ...READ MORE

Aug 9, 2022 in Database by Kithuzzz
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How can I show the table structure in SQL Server query?

Query: SELECT DateTime, Skill, Name, TimeZone, ID, User, ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
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Update Query with INNER JOIN between tables in 2 different databases on 1 server

Both databases are on the same server. db1 ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
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Table Scan and Index Scan in SQL

What distinguishes a table scan from an ...READ MORE

Aug 15, 2022 in Database by Kithuzzz
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What's the difference between Google Cloud Spanner and Cloud SQL?

I am new to the GCP stack ...READ MORE

Aug 18, 2022 in Database by Kithuzzz
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How to Create a real one-to-one relationship in SQL Server?

I have two tables, Country and Capital, ...READ MORE

Aug 18, 2022 in Database by Kithuzzz
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Scott account locked in SQL Plus

Scott is my username and tiger is ...READ MORE

Aug 9, 2022 in Database by Kithuzzz
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Adding an identity to an existing column

There are currently several rows in the ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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What's the difference between RANK() and DENSE_RANK() functions in oracle?

What distinguishes the functions RANK() and DENSE ...READ MORE

Aug 22, 2022 in Database by Kithuzzz
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Simple DateTime sql query

How do I query the DateTime database ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
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Find the number of columns in a table

If a table's number of rows and ...READ MORE

Aug 20, 2022 in Database by Kithuzzz
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Query to check index on a table

I want a query to see if ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
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What represents a double in sql server?

I have several properties in C# which ...READ MORE

Aug 13, 2022 in Database by Kithuzzz
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Find stored procedure by name

Is there a way to search for ...READ MORE

Aug 13, 2022 in Database by Kithuzzz
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Import .bak file to a database in SQL server

I have a file with .bak extension. How ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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Login to Microsoft SQL Server Error: 18456

When I try to connect to the SQL ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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DateTime2 vs DateTime in SQL Server

Which one: datetime datetime2 is the recommended way to store date and ...READ MORE

Aug 14, 2022 in Database by Kithuzzz
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How to export and import a .sql file from command line with options?

I need to commodity and import a ...READ MORE

Aug 13, 2022 in Database by Kithuzzz
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Creating a new database and new connection in Oracle SQL Developer

I've introduced SQL Developer to my framework. ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
 • 38,000 points • 1,471 views
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Creating tables in sqlite database on android

@Override ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
 • 38,000 points • 1,489 views
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Is Excel Alt+Enter same as Newline character \n ?

According to the excel documentation, pressing alt+enter ...READ MORE

Mar 30, 2022 in Database by gaurav
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Where can I find the Northwind database for Microsoft SQL Server 2008

To hone my Linq-fu , I'm looking ...READ MORE

Aug 15, 2022 in Database by Kithuzzz
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Remove Identity from a column in a table

When we try to remove the identity ...READ MORE

Aug 18, 2022 in Database by Kithuzzz
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How do I list all the columns in a table?

For the various popular database systems, how ...READ MORE

Aug 9, 2022 in Database by Kithuzzz
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How to run SQL script in MySQL?

I want to use MySQL to run ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
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What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL JOIN?

What's the difference between INNER JOIN, LEFT JOIN, RIGHT JOIN and FULL ...READ MORE

Aug 13, 2022 in Database by Kithuzzz
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SQL Injection Exploiting Login form

I was pondering while at the same ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
 • 38,000 points • 1,186 views
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Removing leading zeroes from a field in a SQL statement

I'm dealing with a SQL question that ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
 • 38,000 points • 1,123 views
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What's the difference between TRUNCATE and DELETE in SQL

What distinguishes SQL's TRUNCATE and DELETE operations? Please ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
 • 38,000 points • 1,166 views
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1 answer

Converting Excel Date Serial Number to Date using Javascript

Please do try this : function ExcelDateToJSDate(serial) { ...READ MORE

Apr 11, 2022 in Database by gaurav
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How to generate the statement CREATE TABLE for an existing table in postgreSQL?

Generate table creation statement for an existing ...READ MORE

Feb 9, 2022 in Database by Neha
 • 9,020 points • 8,594 views
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