Problem with makemap and hash tables
Doug Hardie
bc979 at lafn.org
Thu Feb 7 23:19:23 UTC 2008
On Feb 4, 2008, at 18:08, Doug Hardie wrote:
>> I am just under 300K lines in that map at present. While I have
>> always wondered where hash was going to break, I hadn't found the
>> limit yet. However, the time to build the hash table is extremely
>> large with that many entries. I ran some tests a couple months ago
>> using btree for the map type (subject was 'Map size'). I didn't
>> test over 300K entries, but it sure built the maps a whole lot
>> faster. You might try that and see if it builds or not.
I just ran some tests using the BTREE method. I was able to build a
database with 1,000,000 entries. It builds successfully and I can
read all the entries in it. I believe that BTREE must also have a
limit, but haven't found it yet. I doubt I will need to past a
million records though so its now academic.
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