MongoDB – Local and Remote Connections in Mongo Shell
To Install and Getting started with MongoDB refer the below links
Getting Started with MongoDBInstall MongoDB 3.2 on WindowsInstallation Guide
How to...
2016-04-06
524 reads
PowerSQL By Prashanth Jayaram
MongoDB -Calculating Collection Size
Calculating Collection Size
We can get the size of a collections by using the shell’s functions
db.collection.dataSize(): Returns data size in bytes...
2016-04-05
674 reads
MongoDB – Calculating Document Size
We can get the size of a document is by using the shell’s Object.bsonsize() function.We pass the object_id of the document...
2016-04-04
538 reads
Simple Methods to Recover master.mdf File Password
Overview
MS SQL Server is the relational database management system used to store information in form of tables, views, indexes, triggers,...
2016-03-18 (first published: 2016-03-15)
4,897 reads
Different ways to find Data, log and DB Size
Different ways to get the size of the data , log files and Databases
Using CountersQuerying sysaltfiles & sys.databasesQuerying sys.master_files
SELECT instance_name AS DatabaseName,
[Data...
2016-03-10
1,106 reads
Get the Total Item Size for an Exchange database
Hey there!
This one is for those Exchange admins who think it is a sin to use hands for something that...
2016-03-06
787 reads
Find failed SQL Job in last 24 Hours using Powershell
This post is based on the request to get failed SQL jobs in last 24 hours and output should be...
2016-03-02
667 reads
PowerShell – Backup Individual database and delete all it’s respective files by keeping a recent file
Problem Statement
The requirement is to backup individual database and after successful backup the script should retain the most recent file...
2016-03-09 (first published: 2016-02-29)
2,133 reads
SQL – List Server and DB Permsission
Database Level Permission
DECLARE@DBuser_sql VARCHAR(4000)DECLARE@DBuser_table TABLE(
DBName VARCHAR(200),
UserName VARCHAR(250),
LoginType VARCHAR(500),
AssociatedDatabaseRole VARCHAR(200))SET@DBuser_sql='
SELECT "[?]" AS DBName,a.name AS Name,
a.type_desc AS LoginType,
USER_NAME(b.role_principal_id) AS AssociatedDatabaseRole
FROM [?].sys.database_principals a
LEFT OUTER...
2016-02-24
633 reads
PowerShell- Monitoring Multiple Services On Multiple Servers Using WMI Class -Win32_Service
The requirement is to check only those services where startup mode set to Auto and services that stopped. In my...
2016-01-14
625 reads
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers