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How to Know Backup Speed in SQL Server? – Interview Question of the Week #277

May 17, 2020
Pinal Dave
SQL Interview Questions and Answers
SQL Backup and Restore, SQL Scripts, SQL Server

Question: How to Know Backup Speed in SQL Server?

Answer: It is very simple to know the backup speed in SQL Server. Let us discuss today.

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Gouache painting of a row of five wooden doors in a stone wall, four grey and slate and one vermilion

HAS_DBACCESS Function: List the Databases You Can Open

May 16, 2020
Pinal Dave
SQL Tips and Tricks
SQL Function, SQL Scripts, SQL Server Security

The HAS_DBACCESS function tells you whether the current login can open a database. One query over sys.databases turns it into a list, and this post tests six databases to show what each zero means: no user, offline, restricted or a busy single user slot.

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Illustrated cover: Last Page Contention

SQL SERVER – Last Page Insert PAGELATCH_EX Contention Due to Identity Column

May 5, 2020
Pinal Dave
SQL Performance
Primary Key, SQL Constraint and Keys, SQL Identity, SQL Scripts, SQL Server, SQL Server Management Studio, SQL Wait Stats, Testing

Today’s goal is to understand what is the Last Page Insert PAGELATCH_EX Contention Due to Primary Key. Let us start understanding it together.

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A hen leads its associated chicks out of a barn

How to Get Details of All Files Associated with Database from MDF? – Interview Question of the Week #275

May 3, 2020
Pinal Dave
SQL Interview Questions and Answers
SQL Log, SQL Scripts, SQL Server, SQL Server DBCC

Question: How to Get Details of All files Associated with Database from MDF? Let us learn about the DBCC command DBCC command dbcc checkprimaryfile.

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Gouache painting of a line of small wooden carts waiting at a narrow hopper, the first one vermilion

Insert Workload Waits: WRITELOG and PAGELATCH_EX

May 2, 2020
Pinal Dave
SQL Performance
Best Practices, SQL Log, SQL Scripts, SQL Wait Stats, Testing

Insert workload waits come down to two names, WRITELOG and PAGELATCH_EX. This post runs 16 connections that insert one row at a time and reads their waits with a tested script. It explains what each wait means and where to look for a fix.

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A hand sets a plate on its embroidered outline on a half-set table, a red jug in the center.

Writing Rerunnable Deployment Scripts for Database Changes

May 1, 2020
Pinal Dave
SQL Tips and Tricks
Best Practices, DevOps, SQL Scripts, SQL Server

Write rerunnable deployment scripts with guarded schema changes, version records, and a dry run on a restored database copy.

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sqlcmd mode

SQL SERVER Management Studio and SQLCMD Mode

April 30, 2020
Pinal Dave
SQL Tips and Tricks
SQL Download, SQL Scripts, SQL Server, SQL Server Management Studio, sqlcmd, Testing

Honestly, there is an alternative way to quickly use SSMS SQLCMD mode as a development environment, let us learn about it today. 

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