Fuzzy queries in sql

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hi to all
i have a question a bout fuzzy in sql
i used a ssis with business intelligence
two sql tables as source and destination resource
with fuzzy lookup and data view in destination link

and now
i want to know
how to define fuzzy rules in fuzzy lookup transform
thanks for your replies

additional information copied from comment below
two simple tables
table 1

id , name , family 
1  ,  mo  ,  vak
2  ,  f   ,   h

table 2

id , lesson , score
1  ,  phy   ,  17
2  , karol  ,  20

and i want to define sample rules in fuzzy lookup

Posted 18-Nov-14 1:04am

resaneh

Updated 18-Nov-14 4:48am

Nelek

v2

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Comments

Maciej Los 18-Nov-14 7:15am

Please, post sample data.

resaneh 18-Nov-14 7:52am

two simple tables
table 1
id , name , family
1, mo , vak
2, f ,h

table 2
id , lesson , score
1 , phy , 17
2 , karol , 20

and i want to define sample rules in fuzzy lookup

Tomas Takac 18-Nov-14 8:00am

Please do not post additional information in comments. Update yur question using "Improve question" button.

Kornfeld Eliyahu Peter 18-Nov-14 9:10am

It's a good place to start with - http://msdn.microsoft.com/en-us/library/ms137786.aspx

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Sergey Alexandrovich Kryukov · Answer 1 · 2014-11-18T03:54:00

Solution 1

Fuzzy look-up is a big interesting topic, and there is a whole field of mathematics, fuzzy logic, you need to understand at least in general: http://en.wikipedia.org/wiki/Fuzzy_logic[^].

See also: http://en.wikipedia.org/wiki/Approximate_string_matching[^].

Some food for thought:
http://www.lcc.uma.es/~ppgg/FSQL.html[^],
http://msdn.microsoft.com/en-us/library/ms141764.aspx[^],
http://technet.microsoft.com/en-us/library/ms345128%28v=sql.90%29.aspx[^],
http://decisivedata.net/blog/cleaning-messy-data-sql-part-1-fuzzy-matching-names[^].

—SA

Posted 18-Nov-14 3:54am

Sergey Alexandrovich Kryukov

Comments

Maciej Los 18-Nov-14 13:09pm

+5!

Sergey Alexandrovich Kryukov 18-Nov-14 14:16pm

Thank you Maciej.
—SA

[no name] 19-Nov-14 17:27pm

the first link is very fascinating. +5.
Bruno

Sergey Alexandrovich Kryukov 19-Nov-14 17:59pm

Thank you, Bruno.
—SA