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Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 17: Time Intelligence Functions: The DAX DATEADD() Function

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, and author Bill Pearson introduces the DAX DATEADD() function, discussing its syntax, uses and operation. He then provides hands-on exposure to DATEADD(), focusing largely upon a popular use in creating prior-period values at multiple Date hierarchy levels.

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2022-04-05 (first published: )

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Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 12: Function / Iterator Function Pairs: The DAX CountA() and CountAX() Functions

  • Stairway Step

Business Intelligence Architect, Analysis Services Maestro, eight-year Microsoft Data Platform MVP and author Bill Pearson introduces the DAX CountA() and CountAX() functions, discussing the syntax, uses and operation of each. He then provides hands-on exposure to CountA() and CountAX(), in counting non-empty cells in a column, and in counting nonblank results when evaluating the result of an expression over a table, respectively.

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2022-04-04 (first published: )

4,697 reads

Stairway to DAX and Power BI

Stairway to DAX and Power BI - Level 11: Function / Iterator Function Pairs: The DAX Concatenate() and ConcatenateX() Functions

  • Stairway Step

Continuing his examination of the evolving DAX “Function / Iterator Pairs,” Business Intelligence Architect, Analysis Services Maestro, Microsoft Data Platform MVP and author Bill Pearson introduces the DAX Concatenate() and ConcatenateX() functions, discussing the syntax, uses and operation of each. He then provides hands-on exposure to Concatenate() and ConcatenateX(), in joining two text strings into a single text string, and in returning the concatenation of an expression evaluated for each row in a table, respectively.

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2022-04-04 (first published: )

5,124 reads

External Article

Calculating and Verifying Check Digits in T-SQL

  • Article

A lot of numbers that we use everyday such as Bank Card numbers, Identification numbers, and ISBN codes, have check digits. As part of the routine data cleansing of such codes we must check that the code is valid- but do we? Dwain Camps shows how it can be done in SQL in such a way that it could even be used in a constraint, and keep bad data out of the database.

2014-07-23

12,368 reads

Technical Article

RE: How to get available memory using SQL

  • Reply

It's not a table : run this in the master table Select objectproperty(object_id('sysperfinfo'), 'TableIsFake') It will return 1. This means than when you query that table, Sql server meterializes it so that the query can execute, but this information is never actually kept on the hd like a real table. checks BOLS : objectproperty::TableIsFake

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2005-03-02

Technical Article

RE: xp_cmdshell

  • Reply

thanks for the immediate replies.actually the exe is a program written in VB 6.0im quite new to this .can you can post script on how to execute this program by passing parameters?thanks and regardsRamesh 

2004-04-28

Technical Article

RE: server hung! help!

  • Reply

should I apply SQL 'Server 2000 (32-bit) Security Patch MS03-031' or the lasted SP3a?? but on the MS site, it says: If customers have applied SP3, they do not need to apply SP3a... I already applied SP3, our build now is Microsoft SQL Server 2000 - 8.00.765 (Intel X86) Feb 7 2003 17:33:51 Copyright (c) […]

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2003-12-11

1 reads

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