Questions tagged [connectivity]

Establishing a connection to a database or database server.

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25 views

differences in the authentication scheme - could it be because of Kerberos?

I am using this script to check the connections to my sql server: select C.client_net_address, S.host_name, c.session_id, c.net_transport, c.protocol_type, c.auth_scheme, s.program_name from sys....
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Unable to create maintenance plan

When trying to create a maintenance plan locally on two prod servers through SSMS, I receive this error: No such error occurs on my UAT system. They're all running SQL Server 2017 (14.0.3162.1), and ...
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78 views

DNS lookup failed with error: '11001(No such host is known.)'

I have a server in the USA that should connect to one of our servers in Europe through service broker. The server in Europe is an Availability group, whose listener is called sqlst. when I run the ...
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30 views

SQL Server DAC - Connection Issue

I am having a strange issue when trying to connect to my SQL Server instance remotely from my client computer. I am able to do this on my other instances by opening up a new Database Engine Query and ...
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1answer
42 views

How to show the Availability group listener instead of the nodes?

I have just installed a sql server availability group, always on, with 2 servers, SQLPROD1_TS and SQLPROD2_TS as you can see on the picture below: select distinct rcs.database_name, ar....
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Cannot connect to MySQL using PHP 7 [duplicate]

The version of MySQL is 8.0.16. This is installed on an EC2 Linux and is a fresh install. I have run the mysql_secure_installation command after installation and was able to change the root password ...
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27 views

when is it necessary to create aliases in the SQL Configuration Manager?

I am having a problem with connectivity in one of my transactional replications and when checking the situation with the SQL Server configuration manager I see there are aliases. I was wonder why ...
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46 views

How to resolve an SQL Server “Target principal name is incorrect” error invoked after upgrading from SQL Server 2016 to 2017?

I am experiencing a "Target principal name is incorrect" error after upgrading SQL Server 2016 to 2017. The SQL Server 2016 instance has been uninstalled. The certificate which is registered in SQL ...
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37 views

Connect to another host from inside mysql stored procedure

I have two virtual servers on one physical machine. There are MySQL users and passwords the same for both of them. I want to write something like this: SELECT * FROM [host_name].[db_name].[...
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sqlplus connection to Oracle 11g takes much more time to establish than from another machine

I have an existing Ubuntu 16.04LTS 64bit system that connects to Oracle 11g (11.2.0.4.0 64bit/Windows). From that Linux machine I can connect to Oracle via sqlplus instantly, using sqlplus uid/pwd@...
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SSIS DB issues when trying to run Package from SSISDB to getch ADO directoty users list

I am working on task that involves using Dev server to fetch ADO directory user information. I am connecting through SQL script i Script task and passing my User authentication. This is working fine ...
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The connection was recovered and rowcount in the first query is not available. Please execute another query to get a valid rowcount

I get the error message as appears in the title and seen below when running a query against one of our SQL databases. The error seems to be consistent with this specific query when trying to return ...
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92 views

Attempting to backup to remote NAS but access is denied

I was attempting to use Ola Hallengren's scripts to backup to a remote NAS, but it was failing and not giving any direct errors, so I tried doing it manually using Server Management Studio and got the ...
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1answer
261 views

Login failed for user NT AUTHORITY\IUSR

I have some developer colleagues in my office that are having a problem similar to this one: db connection uses an anonymous logon instead of the domain user the connection string (he is working on ...
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1answer
295 views

MongoDB, Getting Started and Connecting with Compass

I'm trying to connect to my mongoDB running as a service on my rPi3B+, using openSuse Tumbleweed 64bit, mongo version 3.6.2, from my laptop sharing the same LAN/Wifi (pi on LAN & laptop on Wifi). ...
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103 views

PostgreSQL disconnection session time

I have a simple app which supports just GET & POST using JDBCTemplate, in tomcat configuration (context.xml) is set where it can find the Database like below: <Resource name="jdbc/MYDB" auth="...
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Postgresql 9.6 db connection our Oracle 11.2.0.4. db

I am trying to do a connection between tables/fields between our Postgresql database and an Oracle database. When updates are made in one it needs to be as closely as possible updated in the other, ...
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1answer
31 views

Source of Entry in Postgres

I want to make a small web app using Postgres as database. Is there a way to accept database access if and only if the SQL command is coming from my app, blocking any other access to the database?
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OEM - How to connect as different user?

We can login in OEM using our SSO credential. It is not allowing to display few options. It is throwing error: Insufficient Privilege The logged in EM user does not have connect privilege on ...
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1answer
35 views

Slow connection to SQL Server both locally and by client

Yesterday I was experiencing extremely slow connectivity to the SQL Server with connections via management studio taking 5+ seconds where normally connecting to the server occurs within seconds. This ...
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sql server connectivity broke down to server after its IP address has moved to a subnet. How to restore its connectivity?

I a server called Vermont on a different domain, with a trust relationship. I can ping the server there. But when I try to connect to it, from my SSMS I get the following error: I used to connect ...
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20 views

Weird Behaviour Aurora Mysql queries Timing out after DB keeps running for a while

I am shifting my database to Aurora Cluster MySQL. For testing, I have created a small sample data (2 GB DB size). I am connecting to the cluster writer endpoint. Connections and queries work fine for ...
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1answer
52 views

SSIS best practice to allow easily swappable/ secure/ accessible Database Connections?

I come from Pentaho PDI. There, I learned to have scripts load data to a [VariableDB]. That way, I can either initiate that VariableDB at runtime to "ProdDB" or even set the variable to different ...
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86 views

Test connection between application and DB using Oracle instant-client

Good morning I have on one side an 12.1.0.2 Oracle database server and on the other side an application server which is running Windows Server 2012 R2 Standard. Client connection to the database are ...
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49 views

Always Encrypted returning Timeout error

I am trying to encrypt a number of tables (1 column in multiple tables) in two different databases. On Database A I manage to encrypt these, while on database B it fails with an error: 'Unable to ...
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41 views

Can't connect to Postgres through psql in Windows10

I am running psql from Windows command prompt but it is showing error. I have to change listen address but I don't where it is? Where to find listen addresses in PostgreSQL settings?. C:\Users\...
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155 views

mySQL Workbench new Connection : There is no disk in drive. Please insert disk in \Device\Harddisk2\DR2

I'm trying to migrate the data at my company from Excel to mySQL so I'm very new at this. I just installed the latest mySQL package via the standard installer and when I try a new connection (I'm ...
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1answer
133 views

Can't connect to MS SQL Server via IP address anymore

I'm using a PLC connected to a laptop (over EthernetIP). The development software for programming the PLC has a built in settings page for connecting it to various database engines (MySQL, PostgreSQL, ...
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1answer
54 views

How to copy all firewall rules and apply them on a new server?

I often install new SQL Server Servers. Be them production, test or development. There is one thing I still have not automated and it is time consuming: the firewall settings. I know how to ...
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42 views

Can't connect to SSAS server — “Element 'return' was not found. Line 5, position 2.”

I'm trying to access an SSAS server from SSMS v17.4 (2017). I'm using Windows Authentication. I know the credentials are correct and can actually connect successfully from Visual Studio 2015. ...
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50 views

Connecting to MS SQL Server database via PHP

I’m new to SQL, databases and PHP, and I’m trying to find out the way to query my MS SQL Server database via PHP. I understand I must first establish a connection to the database which is accomplished ...
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260 views

Service Broker - A previously existing connection with the same peer was detected during connection handshake.

There are good questions about service broker here, here and here. In none of those questions I see the following error message: Service Broker login attempt by user 'MYCOMPANY_USA\sqlservice.' ...
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1answer
428 views

how to Enable these Windows Firewall rules using powershell?

I have a few servers where I see a blue question mark on the sql server service, as per the picture below. This is the solution: Enabling these Windows Firewall rules did the trick for me ...
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49 views

Mongodb default setup on Azure - default connect string from local shell

I have a new Azure VM (Ubuntu 18.04.1 LTS) which has docker. dragam@USDockerVM:~$ IRE> docker --version Docker version 18.09.0, build 4d60db4 Issued the command docker pull mongo this ran ...
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270 views

connection to remote Analysis Services from SSMS

On my company local SQL Server instance I was able to add a linked server to a remote AS instance (in Management Studio > Server Objects). I was also able to connect using Data Tools, as well with ...
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32 views

is there a way to find out what route and endpoint my service broker session is using?

I have been trying in many way, from sys.conversation_endpoints to find out which route and which endpoint my service broker session is using. SELECT conversation_handle, is_initiator, s.name as '...
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1answer
61 views

How to disable Oracle OCI client transparent reconnect

I have an application I wrote that uses OCI to connect to an Oracle database. The database has recently been upgraded to Oracle 18, and since then database searches in the application randomly stop ...
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2answers
505 views

How to access a SQL Server database using another user with permissions in the same intranet

While I'm waiting for my user to get access permissions, I'm stuck using a colleague's, and whenever I try to run basic SQL queries I have to switch from my Windows user to hers. Hopefully this is ...
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355 views

PostgreSQL 10.3 pg_dumpall fails: server closed the connection unexpectedly

System: Windows 10 Pro 64bit, Version 10.0.17134 Build 17134. with Postgres 10.3 db server. I backup my postgres db using the following statements: "C:\PostgreSQL\pg10\bin\pg_dumpall.exe" -U ...
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Azure SQL database AAD user can't connect

I've read through the documentation and have tried many, many things to get this to work but am still having trouble. The AAD user is a member of a group that has been provisioned Contributor ...
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2answers
346 views

When to use a TCP dynamic port and when TCP Port?

I have a new server that is configured using a dynamic port as you can see below: The application that connects to this server uses the following connection string, but I am getting the following ...
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1answer
905 views

0x80131904 - An existing connection was forcibly closed by the remote host

Using the Microsoft.Net v4.0 SqlClient connectivity built-in to Microsoft.Net via the System.Data.SqlClient assembly, a particular machine cannot connect to a particular set of servers. When ...
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What is the “Optimize Response” connection string attribute used for?

My apologies if this is not the correct forum to be asking this in. I am having trouble finding information regarding the "Optimize Response" connection string attribute. The most promising source of ...
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1answer
927 views

Microsoft Access is giving me network interrupted errors

We have just upgraded to window 10 and are using Microsoft Access 2016 (16.0.8431.2110) 32 bit. As a result of this upgrade we now have the issue of intermittent network connectivity issues. My ...
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2answers
235 views

Odd error when stress testing against an AG

We are running into an odd error when trying to stress test our application that hits an AG. If we point the application directly to the primary server, we don't see any issues with the test. ...
2
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1answer
25 views

Connecting to server which located remotely throws timeout exception

Below are the steps which I follow while connecting manually: Connect to VPN RDP to the remote machine using my credentials Open SQL Server Management Studio Connect to Server > database engine, ...
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2answers
3k views

SQL Server Error while creating User

I tried creating a user with all privileges but I am getting this error: Microsoft SQL Server Management Studio Create failed for User 'Hru'. (Microsoft.SqlServer.Smo) Additional ...
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2answers
84 views

Users who are connected into the database

I need some help on how to find all the users that are connected to one of my database. I should check this on weekends to find out all the users that connected during the week. Thank you.
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2answers
317 views

SQL Server : cannot add subscriber to publication

I am trying to configure replication as per the official tutorial from Microsoft. In the section Create a subscription to the transactional publication, see step 5. The name of the subscriber ...
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1answer
670 views

Can't connect to a remote server using phpMyAdmin

I tried with two different servers, one had no issue but the other gave me this error: MySQL said: Cannot connect: invalid settings. mysqli_real_connect(): The server requested ...