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Stairway to Data

IT projects can hit problems that turn out to be due to an insufficient understanding of the basic data and data-types, rather than the database design. It is a sorely neglected topic that might seem to be trivial, but certainly isn't. The DBA, with a broad perspective on corporate data can do a great deal to help application developers to avoid the common mistakes that so often happen, and Joe Celko's Stairway gives the busy IT professional a crash course to understanding the nature of the data being processed.  Read more...

Generate MERGE statements with Table data

A stored procedure that produces a MERGE statement for a given table containing a VALUES clause for all rows, useful for migrating static data between environments.  Read more...
By Daniel Nolan 2014/01/07 | Source: SQLServerCentral.com | Category: generate
Rating: |  Discuss |   Briefcase | 4,067 reads

SQL Saturday #246 Salt Lake City

SQL Saturday visits Salt Lake City on September 7 for a free day of SQL Server training and networking. SQL Saturday has partnered with with the Utah Hadoop User Group and Utah Geeks Events to create the Big Mountain Data Conference.  Read more...
By Press Release 2013/08/22 | Source: SQLServerCentral.com | Category: sql saturday
Rating: |  Discuss |   Briefcase | 286 reads

Data Mining Introduction Part 6: Time series algorithm

This article is part of the Data Mining introduction series. This article is about time series.   Read more...
By Daniel Calbimonte 2013/08/06 | Source: SQLServerCentral.com | Category: data
Rating: |  Discuss |   Briefcase | 5,182 reads

Data Darwinism

Data could be the way that more decisions are made, separating the competent from the incompetent in the future. Steve Jones isn't sure this is the best way to make decisions if we don't include a human element in the decision process.  Read more...
By Steve Jones 2013/04/03 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 105 reads

Data Mining Introduction

Many people that work for years with SQL Server never use the Data Mining. This article has the objective to introduce them to this magic and exciting new world.  Read more...
By Daniel Calbimonte 2012/11/12 | Source: SQLServerCentral.com | Category: server
Rating: |  Discuss |   Briefcase | 25,331 reads

Search for String in all columns

Find all columns containing a string value across all tables and schemas.  Read more...
By Wes Henriksen 2012/11/07 | Source: SQLServerCentral.com | Category: search
Rating: |  Discuss |   Briefcase | 1,577 reads

Generate MERGE statements with Table data

A stored procedure that produces a MERGE statement for a given table containing a VALUES clause for all rows, useful for migrating static data between environments.  Read more...
By Daniel Nolan 2014/01/07 | Source: SQLServerCentral.com | Category: generate
Rating: |  Discuss |   Briefcase | 4,067 reads

Generating Data for Database Tests

It is more and more essential for developers to work on development databases that have realistic data in both type and quantity, but without using real data. It isn't exactly easy, even with third-party tools to hand. Phil Factor shows how it can be done, taking the classic PUBS database and giving it a more realistic set of data.  Read more...
By Additional Articles 2012/04/11 | Source: SimpleTalk | Category: data
Rating: (not yet rated)  Rate this |   Briefcase | 3,121 reads

Generate MERGE statements with Table data

A stored procedure that produces a MERGE statement for a given table containing a VALUES clause for all rows, useful for migrating static data between environments.  Read more...
By Daniel Nolan 2014/01/07 | Source: SQLServerCentral.com | Category: generate
Rating: |  Discuss |   Briefcase | 4,067 reads

Stairway to Data, Level 8: Data Encoding Schemes - Part II

Joe discusses Hierarchical, Vector and Concatenation encoding before rounding up with general guidelines for designing encoding schemes.  Read more...
By Joe Celko 2011/08/31 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 3,589 reads

Stairway to Data, Level 7: Data Encoding Schemes - Part I

Joe discusses how to deal with the kinds of encoding schemes, how to use them and how to design them. He discusses Enumeration, Measurement, Abbreviation and Algorithmic categories   Read more...
By Joe Celko 2011/08/10 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 4,863 reads

Stairway to Data, Level 6: Types of Scales - Part II

Joe Celko introduces more powerful scales such as Interval, Log interval and ratio scales; before moving on to conversions, punctuation and units. Finally he gives guidelines as to how best to use scales in a database.  Read more...
By Joe Celko 2011/07/27 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 3,757 reads

Stairway to Data, Level 5: Types of Scales – Part I

Joe Celko discusses Nominal, Categorical, Absolute, Ordinal and Rank scales. These are the weakest scales we can use, starting with the weakest.  Read more...
By Joe Celko 2011/07/06 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 5,296 reads

Stairway to Data, Level 4: Temporal Data

Joe Celko tackles the most difficult of all the types of data handled by SQL, temporal data, and explains how to avoid the commonest traps for the unwary programmer  Read more...
By Joe Celko 2011/06/15 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 7,706 reads

Stairway to Data, Level 3: Strings

Character-handling in SQL is not particularly straightforward, and confusion about collation and character encoding is a common cause of problems with searching, joining, and sorting.  Read more...
By Joe Celko 2011/06/01 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 7,524 reads

Stairway to Data, Level 2: Numerics

A confusion about the nature of numbers can lead to a number of problems in database applications. Joe Celko gives a simple guide to the subject  Read more...
By Joe Celko 2011/05/18 | Source: SQLServerCentral.com | Category: stairway series
Rating: |  Discuss |   Briefcase | 9,369 reads

Data Loss or Downtime

This Friday Steve Jones has a DR poll. He asks what might be more important to you in a disaster and why.  Read more...
By Steve Jones 2011/01/07 | Source: SQLServerCentral.com | Category: editorial
Rating: (not yet rated) |  Discuss |   Briefcase | 136 reads

Decompressing on Compression in SQL Server 2008....

Compression is one of the major features introduced in SQL Server 2008, and one that can significantly reduce disk storage. ...  Read more...
By Robert Pearl 2009/09/02 | Source: SQLServerCentral.com | Category: blogs
Rating:  Rate this |   Briefcase | 2,044 reads

Function to Add Leading 0's (Zeros) to an INT

Very simple function code to add leading zeros to a passed in int for a length also passed.  Read more...
By Joshua A. Walker 2009/03/05 | Source: SQLServerCentral.com | Category: data warehousing
Rating: |  Discuss |   Briefcase | 1,562 reads
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