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Business Intelligence and Enterprise Architecture

Derek Wilson delivers tactical and strategic Business Intelligence and Enterprise Architecture solutions. His primary focus in on Microsoft SQL Server technologies and aligning business problems to technology solutions. He architects BI solutions leveraging SQL Server, SharePoint and any other technologies that help his clients achieve better data driven decisions. By leveraging the information learned while collecting requirements for BI projects, he helps align business processes to technology helping further organizations Enterprise Architecture. He is an author, trainer, blogger and has been using SQL Server since version 6.5.

ROW_NUMBER SQL Server

Row_Number SQL Server

SQL Server includes several Ranking Functions that can be called in T-SQL.  One of these is the Row_Number() function.  You can use this function to return a sequential number in your result set that begins at 1.

There are 2 arguments that can be passed into the… Read more

1 comments, 3,889 reads

Posted in Business Intelligence and Enterprise Architecture on 16 December 2014

Azure SQL Server Database

SQL Server in Azure

You can create and leverage cloud based SQL Server instances using Microsoft Azure.  However, if you have never used the Azure portal it can be a bit challenging to get started.  This post will show you how the steps required to create an Azure SQL Server… Read more

1 comments, 5,508 reads

Posted in Business Intelligence and Enterprise Architecture on 1 December 2014

SQL Server Management Studio Reports

SQL Server Management Studio Reports

Whether you are an Application, SQL, BI Developer or a DBA.  Knowing what is occurring within your database is critical to the performance of your applications.  One tool you can leverage to see what is happening are the built in reports in SSMS.  SQL Server… Read more

1 comments, 6,100 reads

Posted in Business Intelligence and Enterprise Architecture on 17 November 2014

SQL Server Table Partition Example

Why Use a SQL Server Table Partition

Data warehouses and data repositories often have tables that store millions of records and each day adding thousands more.  As the data ages, the older records generally require fewer updates.  If all of these records are kept in a single physical table.  Queries…

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0 comments, 235 reads

Posted in Business Intelligence and Enterprise Architecture on 3 November 2014

SQL Pass Summit 2014

Next week I will be in Seattle for the 2014 SQL Pass Summit event.  If you are involved in projects that leverage the Microsoft SQL Server stack this is a great conference to attend. If this is your first time going and would like some tips on making the most… Read more

0 comments, 152 reads

Posted in Business Intelligence and Enterprise Architecture on 30 October 2014

SQL Server TABLESAMPLE

Using TABLESAMPLE in SQL Server

SQL Server has several ways for you to limit the number of records returned from a query.  For example, the AdventureWorks [sales].[salesorderdetail] table has 121,317 rows loaded in sequential order starting with SalesOrderDetailID 1.  By Using a top 1000 clause I can limit the results… Read more

1 comments, 5,595 reads

Posted in Business Intelligence and Enterprise Architecture on 20 October 2014

SQL Server Checksum

Use SQL Server Checksum in Data Warehousing

When building data warehouses you often need a fast way to know if the data in the warehouse is different from the incoming source data.  One method to do this is to create a SQL Server CHECKSUM column in the data warehouse table…

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0 comments, 427 reads

Posted in Business Intelligence and Enterprise Architecture on 14 October 2014

Common Table Expressions (CTE)

Common Table Expresseion (CTE)

A common table expression (CTE) is a derived table that is defined and only stored for the duration of the query. CTE’s can be used for recursive queries, creating a view on demand and referencing the same table multiple times in the same query.  CTE’s make… Read more

0 comments, 8,002 reads

Posted in Business Intelligence and Enterprise Architecture on 3 October 2014

SQL Server 2014 Cardinality Estimator

SQL Server 2014 Cardinality Estimator

The SQL Server 2014 cardinality estimator has been improved to increase the quality of SQL Server query plans in both OLTP and data warehousing solutions.  The cardinality of a field refers to the number of unique values that are populated in the table.  Gender would…

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0 comments, 218 reads

Posted in Business Intelligence and Enterprise Architecture on 25 September 2014

Schema on Read vs Schema on Write

Schema on Read vs Schema on Write in Business Intelligence

When starting build out a new BI strategy.  There are more options now than ever before.  Gone are the days of just creating a massive star or snowflake schema to store THE data warehouse.  In today’s business, you need to… Read more

0 comments, 185 reads

Posted in Business Intelligence and Enterprise Architecture on 12 September 2014

Business Intelligence Strategy – Beginning Steps

Business Intelligence Strategy

A business intelligence strategy is used to determine where an organization is and where they are going with their BI implementation.  To start building an effective business intelligence strategy requires taking an objective look at your organizations BI capabilities including data, technology and people.

DATA

When you… Read more

0 comments, 285 reads

Posted in Business Intelligence and Enterprise Architecture on 1 September 2014

SQL Server Keyboard Shortcuts

SQL Server Keyboard Shortcuts for Management Studio

SQL Server Management Studio is filled with lots of optional settings that lets you maximize your development experience.  There are a few helpful settings and shortcut keys that will help you get the most out of the tool while working on database activities.… Read more

1 comments, 7,984 reads

Posted in Business Intelligence and Enterprise Architecture on 18 August 2014

Effective Business Intelligence

How Business Intelligence Can Help

Effective business intelligence starts with questions that will help your organization make better decisions.  For example, an Electrical Utility provider may be asking how to better understand its customer usage patterns for the next 1-6 months.  An insurance provider may be asking how to look… Read more

0 comments, 252 reads

Posted in Business Intelligence and Enterprise Architecture on 4 August 2014

5 Tips for Finding SQL Server System Data

Regardless of the type of development (application or reporting) that you are performing on SQL Server.  There are 5 items within SQL Server that I consistently use to help me design and troubleshoot solutions.

SP_Who

SP_Who is a system stored procedure that returns information on what is currently running on… Read more

3 comments, 8,931 reads

Posted in Business Intelligence and Enterprise Architecture on 17 July 2014

Azure HDInsight – Hadoop in the Cloud

Azure HDInsight Overview

HDInsight is a cloud based implementation hosted in the Microsoft Azure cloud. It enables you to quickly create, expand and delete a Hadoop cluster installation as your project dictates. For organizations just beginning to see how Big Data could be leveraged to solve business problems. A HDInsight… Read more

0 comments, 202 reads

Posted in Business Intelligence and Enterprise Architecture on 10 July 2014

SQL Server 2014 New Features

SQL Server 2014

Below is a listing of the SQL Server 2014 new features and where you can find more information on them.

Analysis Services

Power View is now able to access Multidimensional models in SQL 2014.

Complete information is available at MSDN

Database Engine

Included in the new release… Read more

Microsoft Azure Data Services

Azure Data Services

Microsoft’s Azure data services provides you with a method to enhance your enterprise architecture and business intelligence options.  No longer are you limited to building more servers or adding SAN storage in your on-premise datacenter.   By leveraging the data services in Azure you can become elastic in… Read more

0 comments, 245 reads

Posted in Business Intelligence and Enterprise Architecture on 21 June 2014

ETL vs ELT Data Migration

ETL Process

Reporting databases need to consolidate data from across many applications within an organization.  In order to successfully pull data from source applications and make it into usable data for reporting and analytics.  There are two paths that most Business Intelligence strategies can leverage, ETL or ELT.

Extract Transform…

Read more

0 comments, 299 reads

Posted in Business Intelligence and Enterprise Architecture on 11 June 2014

Languages of Big Data Apache Hadoop

Languages of Big Data

Big Data is here and rapidly growing.  If you are just starting to learn about Big Data then it is important for you to understand all of the various pieces that can be used in Big Data architectures.  The Apache foundation is a major player in… Read more

SharePoint 2013 External Data Connections

SharePoint 2013 External Data Connections

SharePoint 2013 External Data Connections  are part of the Business Connectivity Services (BCS)  that can be leveraged to perform CRUD operations on data stored outside of SharePoint such as SQL Server or other databases.  This means that if you have users that need to insert,… Read more

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