Mining The Plan Cache, Query Store, And More
Erin Stellato shows the benefit of digging through the plan cache, Query Store, and third-party performance tool databases (using SentryOne’s SQL Sentry as an example) : As much as I love all this...
View ArticleSynchronize table data between SQL Server instances using SQL Table...
Data sync is the task which needs to be done very diligently. It should work effectively. In this post, you’ll see how we did data synchronization between the two SQL Server instances. Challenge: We...
View ArticleActual Execution Plan Costs
Actual Execution Plan Costs Grant Fritchey Posted on 20 August 2018 Comments Why don’t “actual execution plans” have “actual execution plan costs”? This is a question and a myth I have to fight against...
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Database Maintenance and ColumnStore Indexes
Tags: Recently on Twitter I saw a question about what index maintenance you should be doing on your ColumnStore Indexes when it comes to maintenance. As I looked through DCAC’s blog posts I realized...
View ArticleLucene3.0.3 | Obtain a valid document in ca ...
I am using query like criteria = (sql OR sqlserver OR "sql server") AND java AND delphi . In this case when i am using default parser as code mention below: QueryParser parser = new...
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SQLSaturday Orlando Power BI On-Premises In A Day
SQLSaturday Orlando Power BI On-Premises In A Day Thomas LeBlanc Posted on 20 August 2018 Comments Please join me for a day of developing and deploying Power BI reports in an On-Premises environment ....
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Midlands PASS Restart October 2, 2018
Midlands PASS Restart October 2, 2018 K. Brian Kelley Posted on 20 August 2018 Comments The Midlands PASS Chapter, a local group of PASS , will restart on October 2nd, 2018. We will be meeting at our...
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SQL Server 连接服务器错误的解决方案
打开SQL Server 2008的 SQL Server Management Studio，输入sa的密码发现，无法登陆数据库？提示以下错误： “在与 SQL Server 建立连接时出现与网络相关的或特定于实例的错误。未找到或无法访问服务器。请验证实例名称是否正确并且 SQL Server 已配置为允许远程连接。 (provider: 命名管道提供程序, error: 40 - 无法打开到...
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What is the Query Store in SQL Server 2016
What is the Query Store in SQL Server 2016 ? Rakesh asked me. And, the discussion continued for half an hour. I have explained to Rakesh the feature, the basics. And, how it can benefit the customers...
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Getting Sysadmin Access to SQL Server When Locked Out
Problem We all have probably seen this. As a SQL Server DBA, you’re expected to support anything resembling a SQL Server in your environment regardless of who installed it, or whether you have or can...
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Read and Write Excel files in real-time with R in SQL Server 2017
By: Siddharth Mehta || Related Tips:More >SQL Server 2017 Problem Excel is one of the dominating file formats used by business analysts to store and maintain their data and analysis. Transactional...
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Connect R to Microsoft SQL Server
This post is showing you how to connect R language to Microsoft SQL Server. I could not use the odbc as stated here...
View ArticleThe SQL Server view or the table-value function?
This question already has an answer here: reuse sql with view or function 4 answers Anyone have a good decisioning tree for deciding when to use a view and when to use a table-valued function in SQL...
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SQL Server Error 5123 Attach Database - Resolution
SQL server error 5123 occurs when users want to attach the database, which has been placed on different locations. This error is a kind of permission error that occurs in SQL Server. As we all know,...
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Foundational Material: Microsoft SQL Server Book and Blogs From The Past
What Did Dinosaurs Watch On TV? These are some of my favorite books and blogs from Microsoft from the way-back machine. I can’t say every bit of information is still 100% true and should be followed to...
View Article“Incomplete Communication with Cluster” with local Storage Space for SQL...
When building a SANless SQL Server cluster with SIOS DataKeeper, or when configuring Always On Availability Groups for SQL Server, you may consider striping together multiple disk in a Simple Storage...
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Questions About Kerberos and SQL Server That You Were Too Shy to Ask
The Questions Why is Kerberos needed for SQL Server? Can’t I just avoid using Kerberos? What is a Service Principal Name (SPN)? Is there a way to see SPNs in AD? How are SPNs created or changed? What...
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SQLServer攻击姿势与防护总结
0x01 之前也算是负责一个渗透项目，基本上都是mssql的服务器，这里写一下当时的渗透过程中用到的一些技巧之类的吧，各路大佬轻喷。 0x02 2.1 简介 从上次的项目里遇到的基本上都是ASP.NET + SQL Server 架构的服务器，因为MSSQL 只能运行在 windows 平台上，如果攻击者获取了sa账号，就能够较为方便的获得高权限用户。 MSSQL权限分类(2008)...
View ArticleSDU Tools: Extract trigrams from strings in T-SQL
Fellow MVP Paul White and others have discussed the indexing of small segments of strings , to make fast indexes that I think are somewhat like full-text indexes but potentially more efficient. Three...
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