by Mandy Doward - 28/3/2024

What is BI? What is data analytics? What is big data and what can I use it for?

BI (Business Intelligence), data analytics, big data – we hear these buzzwords all the time. But what do they mean? How can they benefit your business? And can you live without them?


by Mandy Doward - 20/4/2016

Last week while teaching a PowerPivot course I was asked if it was possible to import data into a Power Pivot table from text files with non-standard delimiters.

The answer is – YES!!

ODBC Desktop Text File Driver

PowerPivot uses the Microsoft ODBC Desktop Database Drivers.


by Mandy Doward - 9/5/2016

Are you getting the most out of Excel?

Excel is great at adding up numbers, but it can be used for so much more!!


by Mandy Doward - 7/4/2016

Here we will learn how to design an SSRS report that will export each region to a separate worksheet in Excel.

The following report contains four Tablix regions. Each one is a table with a single row group representing a calendar year. The Dataset contains a SELECT statements that aggregates sales amount by year and country:


by Mandy Doward - 7/4/2016

Here we will learn how to design an SSRS report that repeats the column headers of a Table on every page.

The following report contains four Tablix regions. Each one is a table with a single row group representing a calendar year. The Dataset contains a SELECT statements that aggregates sales amount by year and country:


by Mandy Doward - 15/10/2024

No two businesses are alike, so it stands to reason that a single fixed training course won't work for every one. We recognise this so - as well as our standard scheduled courses - we design, build and deliver tailored training specific to individual business needs.


by Mandy Doward - 29/3/2016

In Part 2 of working with dates we use the INT, DAY and WEEKDAY functions to derive the week number within a month for a given date. The following screen shot shows the desired results, assuming a week starts on a Monday:

Wednesday 1st June 2011 is in week 5 of the previous month (May) as the Monday of that week was ion the previous month.

Monday 6th June is in week 1 as it is the first Monday of June.

 


by Mandy Doward - 20/4/2016

Question 1: How do I retrieve the date of the first and last day of a date's month?

The following screen shot shows an Excel workbook containing a column (A) of dates from which we extract the first and last dates of the month of these dates:

Excel Sate Functions


by Mandy Doward - 20/4/2016

In Part 2 of our “SQL Server - Working With Dates” blog we use the DATEPART function.

DATEPART Function

DATEPART works in the same way as DATENAME, but returns numbers for the weekday and month instead of the word. (weekdays start with 1 for Sunday by default, but this can be changed).

The following example shows a comparison of DATENAME and DATEPART:


by Mandy Doward - 20/4/2016

Ian & I have received a lot of queries from past delegates about handling various date challenges when extracting data from SQL Server and Oracle databases, so we are adding them to our blog for your reference. There will be a series of posts and this is Part 1.

The following examples are for SQL Server, and are based on the AdventureWorks2014 sample database.

The following queries uses the DATENAME and DATEADD functions.

DATENAME Function

DATENAME can be used to extract a specified part of a date/time value. It takes two arguments:


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