PostgreSQL获取字符串的一部分

PostgreSQL获取字符串的一部分,sql,postgresql,string-function,Sql,Postgresql,String Function,我存储的日志如下所示: 10.03.2015 11:45:29-JAQ -- Updated Following Information Mobile Updated From 0 to 0502770020</br> Company Industry Id Updated From 747 to 753</br> Name Updated from futurehomes to futurehomesdubai </br> Company Head Offi

我存储的日志如下所示:

10.03.2015 11:45:29-JAQ -- Updated Following Information
Mobile Updated From 0 to 0502770020</br>
Company Industry Id Updated From 747 to 753</br>
Name Updated from futurehomes to futurehomesdubai </br>
Company Head Office Updated From 0 to 1</br>
Company Telephone Updated From 8008436699 to
Company Comments Updated From Offices and Hotel (Under Construction) to  Offices and Hotel (Under Construction) info@futurehomesdubai.com futurehomesdubai.com</br>
Company Toll Free No Updated From to 800-8436699</br>
Company(139618) Industry Sub Section Updated </br>
我将其存储在文本字段中。从这个我只需要显示
名称从futurehomes更新为futurehomes迪拜部分。从futurehomes到futurehomesdubai将根据公司名称而变化。我如何才能做到这一点?

以以下为例:

create table logs(tlog text);

insert into logs values ('Mobile Updated From 0 to 0502770020</br>Company Industry Id Updated From 747 to 753</br>Name Updated from futurehomes to futurehomesdubai </br>Company Head Office Updated From 0 to 1</br>Company Telephone Updated From 8008436699 to
Company Comments Updated From Offices and Hotel (Under Construction) to  Offices and Hotel (Under Construction)info@futurehomesdubai.com futurehomesdubai.com</br>Company Toll Free No Updated From to 800-8436699</br>Company(139618) Industry Sub Section Updated </br>');

我的预期输出是名称从futurehomes更新为futurehomesdubaiyes。futurehomes到futurehomes迪拜部分将更改每一条记录。在单行中。我们需要按模式取。比如从名字更新开始到结束。我不知道该怎么写这个图案。。。。
select * 
from (
     select unnest(regexp_split_to_array(tlog,'</br>')) col 
     from logs
     )t
where col ilike 'Name Updated%'
col                                                
-------------------------------------------------- 
Name Updated from futurehomes to futurehomesdubai