Trending questions in Database

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SQL Network Interfaces, error: 26 - Error Locating Server/Instance Specified

I've been attempting to solve a significant ...READ MORE

Aug 22, 2022 in Database by Kithuzzz
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1,743 views
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How to fetch the nth highest salary from a table without using TOP and sub-query?

I was recently requested to create a ...READ MORE

Aug 25, 2022 in Database by Kithuzzz
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1,603 views
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What's the difference between VARCHAR and CHAR?

Any Unicode data can be stored in ...READ MORE

Sep 12, 2022 in Database by narikkadan
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805 views
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Comparing Dates in Oracle SQL

I'm attempting to get it to show ...READ MORE

Aug 9, 2022 in Database by Kithuzzz
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2,279 views
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How to convert date into timestamp in SQL query?

I'm attempting to move data from the ...READ MORE

Aug 19, 2022 in Database by Kithuzzz
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1,841 views
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SQL Error: ORA-00942 table or view does not exist

I'm using SQL Developer, and after creating ...READ MORE

Sep 4, 2022 in Database by Kithuzzz
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1,136 views
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UPDATE and REPLACE part of a string

A table I have has two columns: ...READ MORE

Aug 28, 2022 in Database by Kithuzzz
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1,433 views
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How to download excel in response from api react.js

Create ReactJS project import React, { Component } ...READ MORE

Mar 31, 2022 in Database by gaurav
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7,899 views
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How to convert SQL Server's timestamp column to datetime format

Is there a simple way to convert ...READ MORE

Aug 21, 2022 in Database by Kithuzzz
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1,710 views
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SQL Server WITH statement

I'm going to guess because I don't ...READ MORE

Sep 10, 2022 in Database by narikkadan
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Add primary key to existing table

You have to drop constraint and recreate ...READ MORE

Sep 12, 2022 in Database by narikkadan
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753 views
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How do you create a yes/no boolean field in SQL server?

How should a yes/no, or boolean, field ...READ MORE

Sep 5, 2022 in Database by Kithuzzz
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1,026 views
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Efficiently convert rows to columns in sql server

I need to deal with a lot ...READ MORE

Sep 3, 2022 in Database by Kithuzzz
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1,100 views
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SQL Server® 2016, 2017 and 2019 Express full download

Previous versions of SQL Server Express were ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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956 views
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How to find sum of multiple columns in a table in SQL Server 2005?

I have a table Emp which has these rows: Emp_cd ...READ MORE

Aug 19, 2022 in Database by Kithuzzz
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1,704 views
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SQL update query using joins

A value that is returned from a ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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916 views
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Get list of databases from SQL Server

Execute: SELECT name FROM master.sys.databases I hope this helps ...READ MORE

Sep 10, 2022 in Database by narikkadan
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742 views
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What is wrong with my SQL here? #1089 - Incorrect prefix key

CREATE TABLE `table`.`users` ( ...READ MORE

Sep 3, 2022 in Database by Kithuzzz
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1,033 views
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When to use "ON UPDATE CASCADE"

I frequently use ON DELETE CASCADE, but ...READ MORE

Aug 25, 2022 in Database by Kithuzzz
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1,415 views
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Vendor code 17002 to connect to SQLDeveloper

When using SQLDeveloper to connect to a ...READ MORE

Sep 2, 2022 in Database by Kithuzzz
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1,063 views
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SQL Server PRINT SELECT (Print a select query result)?

I want to print a particular value; ...READ MORE

Aug 9, 2022 in Database by Kithuzzz
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2,086 views
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SQL Server database restore error: specified cast is not valid. (SqlManagerUI)

For my production website, SQL Server 2008 ...READ MORE

Aug 20, 2022 in Database by Kithuzzz
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1,583 views
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How to rename a table in SQL Server?

The SQL query that I have used is : ALTER ...READ MORE

Sep 5, 2022 in Database by Kithuzzz
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883 views
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How to generate a Guid in SQL Server?

I have to make a SQL Id ...READ MORE

Sep 5, 2022 in Database by Kithuzzz
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871 views
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com.microsoft.sqlserver.jdbc.SQLServerDriver not found error

I'm having the same issue as this thread. ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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809 views
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Check if table exists and if it doesn't exist, create it in SQL Server 2008

I'm using SQL Server 2008 to create ...READ MORE

Sep 2, 2022 in Database by Kithuzzz
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976 views
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Select data from date range between two dates

I have a database called Product Sales ...READ MORE

Sep 2, 2022 in Database by Kithuzzz
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972 views
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HAVING without GROUP BY

Does the following make sense in terms ...READ MORE

Aug 21, 2022 in Database by Kithuzzz
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1,486 views
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Find max and second max salary for a employee table MySQL

Assume you are given the following straightforward ...READ MORE

Aug 26, 2022 in Database by Kithuzzz
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1,261 views
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Unable to connect to SQL Express "Error: 26-Error Locating Server/Instance Specified)

I am at a loss with one ...READ MORE

Aug 19, 2022 in Database by Kithuzzz
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1,564 views
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SQL Server : Arithmetic overflow error converting expression to data type int

I'm getting this error: msg 8115, level 16, ...READ MORE

Aug 26, 2022 in Database by Kithuzzz
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1,246 views
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How to calculate student pass percentage in excel

Percentage formula in Excel In cell D2, type ...READ MORE

Apr 6, 2022 in Database by gaurav
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7,331 views
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Select rows with same id but different value in another column

I've read numerous threads and tried for ...READ MORE

Aug 12, 2022 in Database by Kithuzzz
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1,840 views
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SQLite in Android How to update a specific row

For a time now, I've been attempting ...READ MORE

Aug 11, 2022 in Database by Kithuzzz
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1,871 views
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How to display two digits after decimal point in SQL Server?

I want to return the value of ...READ MORE

Aug 26, 2022 in Database by Kithuzzz
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1,223 views
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Using If else in SQL Select statement

In my select statement, two columns will ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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739 views
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How to create a table from select query result in SQL Server 2008

I tried to build a table from ...READ MORE

Sep 2, 2022 in Database by Kithuzzz
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906 views
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Return date as ddmmyyyy in SQL Server

I require the date in the format ...READ MORE

Aug 23, 2022 in Database by Kithuzzz
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1,328 views
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SQL Update from One Table to Another Based on a ID Match

Account and credit card numbers are stored ...READ MORE

Aug 22, 2022 in Database by Kithuzzz
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1,366 views
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How to concat two columns into one with the existing column name in mysql?

Using MySQL, I want to combine two ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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715 views
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How to DROP multiple columns with a single ALTER TABLE statement in SQL Server?

In one ALTER TABLE statement, I would ...READ MORE

Sep 2, 2022 in Database by Kithuzzz
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878 views
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How to select the last record of a table in SQL?

Here is an example of code that ...READ MORE

Aug 23, 2022 in Database by Kithuzzz
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1,294 views
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Equivalent of Oracle's RowID in SQL Server

What does SQL Server's RowID resemble in ...READ MORE

Aug 30, 2022 in Database by Kithuzzz
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989 views
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How do I view the Explain Plan in Oracle Sql developer?

I want to check the query execution ...READ MORE

Aug 19, 2022 in Database by Kithuzzz
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1,463 views
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SQL Server: Invalid Column Name

I am in the process of changing ...READ MORE

Aug 19, 2022 in Database by Kithuzzz
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1,457 views
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Convert timestamp to date in Oracle SQL

How can we convert timestamp to date? READ MORE

Aug 29, 2022 in Database by Kithuzzz
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1,015 views
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Use '=' or LIKE to compare strings in SQL?

There is a (nearly religious) debate over ...READ MORE

Sep 6, 2022 in Database by Kithuzzz
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659 views
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Reset AutoIncrement in SQL Server after Delete

In a SQL Server database table, I ...READ MORE

Aug 27, 2022 in Database by Kithuzzz
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1,075 views
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How to get current datetime in SQL?

In order to add the current date ...READ MORE

Aug 30, 2022 in Database by Kithuzzz
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945 views
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The node to traverse cannot be null (Hibernate SQL)

I'm using hibernate to run the following ...READ MORE

Aug 23, 2022 in Database by Kithuzzz
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1,238 views