ANN: Hopper - Stored Routine debugger - v1.3.0 released

2013-06-03 Thread Martijn Tonies
information, see http://www.upscene.com/go/?go=hopper This release contains bugfixes and improvements, see http://www.upscene.com/go/?go=newsid=20130603 Bugfixes include, but not limited to: - possible data type not supported on specific (param) IS NULL constructor in Firebird or InterBase - (INSERT

string-likeness

2013-06-03 Thread hsv
I wish to join two tables on likeness, not equality, of character strings. Soundex does not work. I am using the Levenstein edit distance, written in SQL, a very costly test, and I am in no position to write it in C and link it to MySQL--and joining on equality takes a fraction of a second, and

Re: string-likeness

2013-06-03 Thread Johan De Meersman
- Original Message - From: h...@tbbs.net I wish to join two tables on likeness, not equality, of character strings. Soundex does not work. I am using the Levenstein edit distance, written in SQL, a very costly test, and I am in no position to write it in C and link it to MySQL--and

Re: string-likeness

2013-06-03 Thread Hartmut Holzgraefe
On 03.06.2013 17:29, h...@tbbs.net wrote: I wish to join two tables on likeness, not equality, of character strings. Soundex does not work. I am using the Levenstein edit distance, written in SQL, a very costly test, and I am in no position to write it in C and link it to MySQL--and joining

RE: string-likeness

2013-06-03 Thread Rick James
Soundex is the 'right' approach, but it needs improvement. So, find an improvement, then do something like this... Store the Soundex value in a column of its own, INDEX that column, and JOIN on that column using =. Thus, ... * You have spent the effort to convert to Soundex once, not on every

Re: string-likeness

2013-06-03 Thread Michael Dykman
I will second Rick's approach and have implemented something very similar for a client when soundex feel short of expectation. It worked very well. On Mon, Jun 3, 2013 at 5:43 PM, Rick James rja...@yahoo-inc.com wrote: Soundex is the 'right' approach, but it needs improvement. So, find an