Hello,
Is there a simple way/command/function to check whether two strings have
at least one overlap character please?
For example,
str1: 05baaa
str2: ooboo
Query: select str1 ??? str2 ;
Result: true
Because b is in both str1 and str2.
Thank you!
Emi Lu wrote:
> Is there a simple way/command/function to check whether two
> strings have at least one overlap character please?
>
> For example,
>
> str1: 05baaa
> str2: ooboo
>
> Query: select str1 ??? str2 ;
>
> Result: true
>
> Because b is in both str1 and str2.
SELECT str1 ~ ( '[' || str2 || ']');
See
http://www.postgresql.org/docs/current/static/functions-matching.html#FU
NCTIONS-POSIX-REGEXP
Yours,
Laurenz Albe
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