2009/7/25 Merlin Moncure mmonc...@gmail.com:
On Fri, Jul 24, 2009 at 11:40 PM, Pavel Stehulepavel.steh...@gmail.com
wrote:
Hello
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular
Pavel Stehule pavel.steh...@gmail.com wrote:
I tested implementation and it's about 30% faster than using
regexp.
Rather than making a change which could break existing applications,
how about a new function string_to_array(text) which returns an array
of char?
-Kevin
--
Sent via
2009/7/27 Kevin Grittner kevin.gritt...@wicourts.gov:
Pavel Stehule pavel.steh...@gmail.com wrote:
I tested implementation and it's about 30% faster than using
regexp.
Rather than making a change which could break existing applications,
how about a new function string_to_array(text) which
On Mon, Jul 27, 2009 at 12:42 PM, Pavel Stehulepavel.steh...@gmail.com wrote:
2009/7/25 Merlin Moncure mmonc...@gmail.com:
On Fri, Jul 24, 2009 at 11:40 PM, Pavel Stehulepavel.steh...@gmail.com
wrote:
Hello
I have one idea, that should simplify string to char array
transformation. The base
Pavel Stehule pavel.steh...@gmail.com writes:
I tested implementation and it's about 30% faster than using regexp.
In a real application, that's going to be negligible compared to all the
other costs involved in pushing the data around. And we still haven't
seen any in-the-field requests for
2009/7/27 Tom Lane t...@sss.pgh.pa.us:
Pavel Stehule pavel.steh...@gmail.com writes:
I tested implementation and it's about 30% faster than using regexp.
In a real application, that's going to be negligible compared to all the
other costs involved in pushing the data around. And we still
On Fri, Jul 24, 2009 at 11:40 PM, Pavel Stehulepavel.steh...@gmail.com wrote:
Hello
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular separator for string_to_array function.
This behave
2009/7/25 Merlin Moncure mmonc...@gmail.com:
On Fri, Jul 24, 2009 at 11:40 PM, Pavel Stehulepavel.steh...@gmail.com
wrote:
Hello
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular
Pavel Stehule pavel.steh...@gmail.com writes:
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular separator for string_to_array function.
There already is a definition for what
2009/7/25 Tom Lane t...@sss.pgh.pa.us:
Pavel Stehule pavel.steh...@gmail.com writes:
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular separator for string_to_array function.
There
Pavel Stehule pavel.steh...@gmail.com writes:
2009/7/25 Tom Lane t...@sss.pgh.pa.us:
There already is a definition for what string_to_array does with an
empty field separator, and that is not it.
I thing, so nobody use empty separator in string_to_array, because it
does nothing useful.
Hello
I have one idea, that should simplify string to char array
transformation. The base is idea: between every char is empty string,
so empty string is regular separator for string_to_array function.
This behave is inversion of array_to_string function behave:
postgres=# select
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