Обсуждение: pgsql: Add word_similarity to pg_trgm contrib module.

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pgsql: Add word_similarity to pg_trgm contrib module.

От
Teodor Sigaev
Дата:
Add word_similarity to pg_trgm contrib module.

Patch introduces a concept of similarity over string and just a word from
another string.

Version of extension is not changed because 1.2 was already introduced in 9.6
release cycle, so, there wasn't a public version.

Author: Alexander Korotkov, Artur Zakirov

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/f576b17cd6ba653bdace1f0da9a3b57f4984e460

Modified Files
--------------
contrib/pg_trgm/Makefile              |   2 +-
contrib/pg_trgm/expected/pg_trgm.out  |   4 +-
contrib/pg_trgm/pg_trgm--1.1--1.2.sql |  64 ++++-
contrib/pg_trgm/pg_trgm--1.2.sql      |  64 +++++
contrib/pg_trgm/sql/pg_trgm.sql       |   4 +-
contrib/pg_trgm/trgm.h                |  30 +-
contrib/pg_trgm/trgm_gin.c            |  20 +-
contrib/pg_trgm/trgm_gist.c           |  33 ++-
contrib/pg_trgm/trgm_op.c             | 501 ++++++++++++++++++++++++++++++----
doc/src/sgml/pgtrgm.sgml              |  79 ++++++
10 files changed, 726 insertions(+), 75 deletions(-)


Re: pgsql: Add word_similarity to pg_trgm contrib module.

От
Tom Lane
Дата:
Teodor Sigaev <teodor@sigaev.ru> writes:
> Modified Files
> --------------
> contrib/pg_trgm/pg_trgm--1.1--1.2.sql |  64 ++++-
> contrib/pg_trgm/pg_trgm--1.2.sql      |  64 +++++

This is completely, utterly wrong.  You do not add stuff to an extension
module by redefining what version 1.2 means.  You do it by creating a 1.3
version and providing a 1.2--1.3 update script.

            regards, tom lane


Re: pgsql: Add word_similarity to pg_trgm contrib module.

От
Robert Haas
Дата:
On Wed, Mar 16, 2016 at 12:40 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Teodor Sigaev <teodor@sigaev.ru> writes:
>> Modified Files
>> --------------
>> contrib/pg_trgm/pg_trgm--1.1--1.2.sql |  64 ++++-
>> contrib/pg_trgm/pg_trgm--1.2.sql      |  64 +++++
>
> This is completely, utterly wrong.  You do not add stuff to an extension
> module by redefining what version 1.2 means.  You do it by creating a 1.3
> version and providing a 1.2--1.3 update script.

Uh, did you read his commit message?

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company


Re: pgsql: Add word_similarity to pg_trgm contrib module.

От
Tom Lane
Дата:
Robert Haas <robertmhaas@gmail.com> writes:
> On Wed, Mar 16, 2016 at 12:40 PM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>> This is completely, utterly wrong.  You do not add stuff to an extension
>> module by redefining what version 1.2 means.  You do it by creating a 1.3
>> version and providing a 1.2--1.3 update script.

> Uh, did you read his commit message?

Ah, sorry, I failed to absorb the point.  My apologies.

            regards, tom lane


Re: pgsql: Add word_similarity to pg_trgm contrib module.

От
Teodor Sigaev
Дата:
>> contrib/pg_trgm/pg_trgm--1.1--1.2.sql |  64 ++++-
>> contrib/pg_trgm/pg_trgm--1.2.sql      |  64 +++++
>
> This is completely, utterly wrong.  You do not add stuff to an extension
> module by redefining what version 1.2 means.  You do it by creating a 1.3
> version and providing a 1.2--1.3 update script.

http://www.postgresql.org/message-id/25977.1452717421@sss.pgh.pa.us

You had an opposite opinion three months ago. And I still agree with that.

--
Teodor Sigaev                                   E-mail: teodor@sigaev.ru
                                                    WWW: http://www.sigaev.ru/