#nolocks

[thedbahub]

TRANSACTION ISOLATION LEVEL SNAPSHOT vs NOLOCK Hint

Introduction Have you ever wondered how to handle concurrency and locking in your SQL Server databases? As your applications grow in complexity and usage, managing simultaneous transactions becomes crucial for performance and data integrity. In this article, we’ll dive into two important mechanisms in SQL Server: the TRANSACTION ISOLATION LEVEL SNAPSHOT and the NOLOCK table hint. By…

[techpointfundamentals]

SQL Interview Questions and Answers - Part 19:

Q171. What is LOCK in SQL? Why locking is important in SQL if it causes performance overheads? Q172. What is the Locking Hierarchy in SQL? What are the different resources that can have a lock? Q173. What are the different types of lock modes in SQL? Q174. What is Shared Lock (S) in SQL? Q175. What is Exclusive Lock (X) in SQL? Q176. What is Update Lock (U) in SQL? Q177. What is Intent Lock (I) in SQL? What are the different types of Intent Lock? Q178. What is Schema Lock (Sch) in SQL? Q179. What is Bulk Update Lock (BU) in SQL? Q180. What is the Key Range Lock in SQL?

[sandeep2363]

What is a NOLOCK Hint in SQL Server

Using the NOLOCK query optimizer hint is generally considered good practice in order to improve concurrency on a busy system. When the NOLOCK hint is included in a SELECT statement, no locks are taken when data is read. The result is a Dirty Read, which means that another process could be updating the data at the exact time you are reading it. There are no guarantees that your query will retrieve…

[astroshivaanagh]

There is No Doors In This Mysterious Village? #reels #foryou #mystery #village #doors #nodoors #theif #shanidev #banks #nolocker #mysteriousvillage #lordshanidev

[logodestek]

Muhasebe fişini kaydeden kullanıcının listelenmesi sorgusu

Muhasebe fişini kaydeden kullanıcının ad soyad bilgisinin olup olmadığını listelemek için aşağıdaki sorgu kullanılabilir.

SELECT CU.NAME,EMF.DATE_,EMF.FICHENO,EMF.TRCODE FROM LG_020_01_EMFICHE EMF WITH (NOLOCK)  LEFT OUTER JOIN L_CAPIUSER CU WITH (NOLOCK) ON CU.NR = EMF.CAPIBLOCK_CREATEDBY WHERE CU.USERNAME = ''

[sonerorhan]

Logo Malzeme Hareketleri SQL Sorgu

SELECT CONVERT(DATETIME, STLINE.DATE_, 104) AS TARİH, CASE STLINE.TRCODE WHEN 1 THEN 'Mal Alım İrsaliyesi' WHEN 2 THEN 'Per.Sat.İade İrs' WHEN 3 THEN 'Top. Sat. İade İrs' WHEN 6 THEN 'Alım İade İrs' WHEN 7 THEN 'Per. Sat. İade İrs' WHEN 8 THEN 'Top. Satış. İrs' WHEN 11 THEN 'Fire Fişi' WHEN 12 THEN 'Sarf Fişi' WHEN 13 THEN 'Üretim Fişi' WHEN 14 THEN 'Devir Fişi' WHEN 50 THEN 'Sayım Fazlası Fişi' WHEN 51 THEN 'Sayım Eksiği Fişi ' END AS [FİŞ TÜRÜ], CASE WHEN STLINE.IOCODE IN (1, 2) THEN 'Giriş' ELSE 'Çıkış' END AS Yön, CASE WHEN STF.IOCODE IN (1, 2) THEN STLINE.AMOUNT END AS [GİRİŞ MİKTAR], CASE WHEN STF.IOCODE IN (3, 4) THEN STLINE.AMOUNT END AS [ÇIKIŞ MİKTAR], IT.CODE AS [MALZEME KODU], IT.NAME AS [MALZEME AÇIKLAMASI],BRM.CODE AS BİRİM, STLINE.AMOUNT AS ADET, STLINE.PRICE AS FİYAT, STLINE.TOTAL AS TOPLAM,STF.FICHENO AS [FİŞ. NO],INV.FICHENO [FATURA NO], INV.DOCODE [BELGE NO],INV.SPECODE [ÖZEL KODU], INV.CYPHCODE[CYPHCODE], CLC.DEFINITION_ AS AÇIKLAMA

FROM LG_001_05_STLINE AS STLINE LEFT OUTER JOIN LG_001_CLCARD AS CLC WITH (NOLOCK) ON CLC.LOGICALREF = STLINE.CLIENTREF LEFT OUTER JOIN LG_001_ITEMS AS IT ON STLINE.STOCKREF = IT.LOGICALREF LEFT OUTER JOIN LG_001_PRCLIST AS PRC ON STLINE.STOCKREF = PRC.CARDREF AND PRC.PTYPE = 2 LEFT OUTER JOIN LG_001_UNITSETL AS BRM ON STLINE.UOMREF = BRM.LOGICALREF LEFT OUTER JOIN LG_001_05_STFICHE AS STF ON STF.LOGICALREF=STLINE.STFICHEREF LEFT OUTER JOIN LG_001_05_INVOICE INV ON INV.LOGICALREF=STLINE.INVOICEREF LEFT OUTER JOIN L_CAPIWHOUSE AS AMBAR ON STLINE.SOURCEINDEX = AMBAR.NR AND AMBAR.FIRMNR = 1 AND STLINE.IOCODE IN (1, 2) LEFT OUTER JOIN L_CAPIWHOUSE AS AMBAR2 ON STLINE.SOURCEINDEX = AMBAR2.NR AND AMBAR2.FIRMNR = 1 AND STLINE.IOCODE IN (3, 4) WHERE (STLINE.CANCELLED = 0) ORDER BY STLINE.DATE_

[aerogreys]

Debian gui nfs manager

#Debian gui nfs manager how to#

#Debian gui nfs manager install#

After adding the server, you can use it for storage for your deployments. Within Rancher, add the NFS server as a storage volume and/or storage class. Result: Your NFS server is configured to be used for storage with your Rancher nodes. For example, the following command opens port 2049: sudo ufw allow 2049 the graphical desktop (window manager), the Internet, version control syst. Open the ports that the previous command outputs. When I started with Linux, there was a user-space nfs server available. To find out what ports NFS is using, enter the following command: rpcinfo -p | grep nfs Update the NFS table by entering the following command: exportfs -ra Tip: You can replace the IP addresses with a subnet. nfs (rw,sync,no_subtree_check) (rw,sync,no_subtree_check) (rw,sync,no_subtree_check) Follow each address and its accompanying parameters with a single space that is a delimiter. Add an entry for each IP address in your cluster.

Open /etc/exports using your text editor of choice.Īdd the path of the /nfs folder that you created in step 3, along with the IP addresses of your cluster nodes.

This table sets the directory paths on your NFS server that are exposed to the nodes that will use the server for storage.

The chown nobody:nogroup /nfs parameter allows all access to the storage directory.Ĭreate an NFS exports table.

The -p /nfs parameter creates a directory named nfs at root.

mkdir -p /nfs & chown nobody:nogroup /nfs Your Debian server is now ready to start serving files, and you shouldn’t have any trouble setting up the rest of your client machines. Modify the command if you’d like to keep storage at a different directory.

#Debian gui nfs manager install#

Using a remote Terminal connection, log into the Ubuntu server that you intend to use for NFS storage.Įnter the following command: sudo apt-get install nfs-kernel-serverĮnter the command below, which sets the directory used for storage, along with user access rights. Recommended: To simplify the process of managing firewall rules, use NFSv4.

#Debian gui nfs manager how to#

For official instruction on how to create an NFS server using another Linux distro, consult the distro’s documentation. This procedure demonstrates how to set up an NFS server using Ubuntu, although you should be able to use these instructions for other Linux distros (e.g. Instead, skip the rest of this procedure and complete adding storage. If you already have an NFS share, you don’t need to provision a new NFS server to use the NFS volume plugin within Rancher. I'd really like the RasPi to boot up and show me the NFS files when I open the file explorer.Before you can use the NFS storage volume plug-in with Rancher deployments, you need to provision an NFS server. And they appear each time thereafter when I open the file explorer.ĭoes anyone know what's going on? Why must the file explorer be manually refreshed the first time it's opened? If your system still has gksu (Ubuntu 16.04 and higher, Linux Mint 18.x and higher, Debian Stretch or sid-debports), you can use the following command to run the Simple NFS GUI: gksu SimpleNFSGUI For Ubuntu 18. If I then return to the file explorer and press F5, the files appear. Open in Terminal - An ls command shows all the files. If I right-click on /mnt/mike and choose from the options, I get: Clearly fthe fstab entries are OK.īut when I open the GUI file explorer and navigate to /mnt/mike, I see. If I then type ls /mnt/mike, I see the expected files on the server. I can mount the shares in a terminal with sudo mount /mnt/mike, etc. I can work around that with commands (and a sleep command if necessary) in /etc/rc.local. OK, maybe the network is not up when fstab is read. When the RasPi boots, these shares are not mounted through fstab. On my RasPI 3B, /etc/fstab contains a line like this: linux:/home/mike/share /mnt/mike nfs nolock,rw,bg 0 0 for each of the three shares. It exports several directories, and I can successfully mount them on two other Linux boxes, so I have a fair (not expert) idea of how NFS works. I have a server running Debian Linux on our household network. I'm having an odd problem mounting NFS shares and seeing them in the GUI file explorer.

[thedbahub]

A Deep Dive into NOLOCK's Power and Pitfalls in SQL Server

In the realm of SQL Server management, the NOLOCK hint emerges as a quintessential tool for database administrators, aimed at enhancing query efficiency through the minimization of locking and blocking phenomena. This tool, however, is double-edged, necessitating a nuanced understanding and strategic deployment. This exploration ventures into the practical utilization of NOLOCK, enriched with…

[the-bikeboy-blog]

Parked #legal #nolock #beach #heat #marbella #spain🇪🇸 #thebikeboy (at Marbella, Spain) https://www.instagram.com/p/BySU3dEjoQr/?igshid=dzo2uqurqpql

[techpointfundamentals]

SQL Interview Questions and Answers - Part 20:

Q181. What is SQL Lock Compatibility? Can a resource have multiple locks at the same time? Q182. What is Lock Escalation in SQL? Q183. What is Dynamic Locking in SQL? Q184. What is SQL Table Hint? Q185. What is the difference between NOLOCK, and NOWAIT Table Hint in SQL? Q186. What is the difference between READPAST and READUNCOMMITED Table Hint? Q187. What is the difference between IGNORE_CONSTRAINTS and IGNORE_TRIGGERS table hint? Q188. What is the use of INDEX Table Hint? What is the difference between INDEX(0) and INDEX(1) hint? Q189. What is the difference between FORCESEEK and FORCESCAN Table Hint? Q190. How can you check the occupied locks on a table or database?

[hamblind]

Today’s tip forward fold #nolocking #nobouncing #bringthejoy #choosekindness💕 (at Satellite Beach, Florida) https://www.instagram.com/p/Bu8nHikDLyo/?utm_source=ig_tumblr_share&igshid=1ia1qu8fs34hi

[theendofourloveuniverse]

có phải anh khóc không

trời không còn nắng nữa

em được khi dở bữa

nhớ đến xưa bồi hồi

có phải anh nhớ không

nhớ anh, em năm đó

hai ta khi còn nhỏ

hôn nhau, dưới anh chiều

thưa

- from nolock

[alwaystimetofangirl]

Real friends guard the bathroom when there is no lock on the door. #realfriends #nolocks #friendshipgoals #guarddog (at New York, New York)

[cantwaittomissthatone]

// #🔑 . . . #keys #nolocks #tinbox #keyrings #obsolete #forgotten #sorting #junkdrawer #instawork #magnetic

[thedbahub]

Transaction Log Management and the Impact of NOLOCK on Linked Server Queries

When you’re facing a scenario where updating a fact table via a linked server query in SQL Server takes an exorbitant amount of time it’s valid to be concerned about the consequences this has on the transaction log’s ability to clear, not just on the initiating server but on the linked server as well. Long-running transactions are notorious for their capacity to prevent the transaction log from…

[shimeiren]

#yeslove #nolocks #lovelocks #brooklynbridge #brooklyn #newyork #citythatneversleeps #roadtrip #weekend #photography #travelstyle #instatravel #adventuresofmeiren 📸 @jjpacres (at Brooklyn Bridge)