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Questions tagged [sql]

Structured Query Language (SQL) is a declarative query language for relational databases. Consider also using the tag for the specific database software if your question involves vendor extensions or language quirks.

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Select query to select all questions that particular user liked

i want to select that questions that particular user liked from(not sql keyword from) username tables are following tbl_users CREATE TABLE `queryit`.`tbl_users` ( `user_id` int(11) NOT NULL ...
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SQL add calculating column to table with index

I'm trying to add a column to existing SQL table, which should automatically calculate the difference of a cell in actual row and a cell in previous row. I tried to do it per index but it doesn't work....
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C# Local database file Application on another computer [on hold]

I am trying to make a simple database application. It is just writing and reading from local database file using c# winform, but when i move the application folder to another pc, it comes with this ...
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10 views

Can multiple sources write to an Azure SQL database at the same time? [on hold]

I would like to write to an Azure SQL database from several sources at the same time. Is that possible? If not, is there an alternative solution in Azure?
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Best tool to migrate data from Oracle to SQL and Management tools [on hold]

Tool to migrate data from Oracle to SQL like full data , incremental data and also It need to handle PK,FK and all constraints while loading the data. And need to remove duplicate values during ...
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1answer
10 views

Store and compare UNIX time or expiration days

I’m thinking of a project where I’ll use a SQL database to store rows with an expiration date measured in days. Every day I’ll clean the database of expired rows. I’m considering two solutions: 1 ...
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SQL Server 2012 Job Seemingly not running at all, manual or scheduled, no logs

We recently installed a side-by-side instance of SQL Server 2017 on our DEV environment, and almost all of our DBs and jobs have migrated over. However due to compatibility issue, we still have a ...
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1answer
17 views

SQL Sever Management Studio 2008 does not let me back up my database

I tried to back up a server I created in SQL Server, but I received the following message: TITLE: Microsoft SQL Server Management Studio Backup failed for Server 'LAPTOP-6D0L83DV\SQLEXPRESS'. ...
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I am using DBeaver and go the error 'FATAL: database “postgres” does not exist'

I was using DBeaver and all of the sudden, I could no longer access my previous PostgreSQL databases or create new ones. I got the error 'FATAL: database "postgres" does not exist' when trying to open ...
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How to determine when SQL Server Express is not enough

My web server is using SQL Server Express edition with multiple databases serving multiple websites and perhaps 100 simultaneous users at any given moment. Memory usage seems to always be near 1 GB (...
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18 views

Error message: couldn't open firebird database, check your path / When trying to open Java application

I have problems opening up the Java application I am currently developing in NetBeans. The project has no errors in the code and I have double checked that I am connected to my database, I am using ...
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Access SQL Subquery to find a value from the previous year record (Max/Top minus 1)

All the advice I was able to locate doesn't seem to get at this (I am also trying to avoid a DLookup in the Table itself): The table: Table has client records including a Year field, an ...
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Can Redshift save off or quarantine bad records on import?

In the following command, 90 records import successfully, and two records fail: user@host:~$ psql --host=redshiftcluster.amazonaws.com --username=user --dbname=dev --port=5439 -c "COPY tmp_table FROM ...
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SQL service not run in win 10 or win server 2016 startup

SQL service not run in win 10 or win server 2016 startup I've tried with auto-delay and other Option but it won't work correct.
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29 views

Unable to connect to specified MySQL host error when trying to use a exe

I've recently purchases a tool for xbox 360 and for some reason whenever i try signing into the program i get this error See the end of this message for details on invoking just-in-time (JIT) ...

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