Re: [sqlite] sqlite3 very slow even after creating without rowid

2015-01-23 Thread Parakkal, Navin S (Software Engineer)
Hi, > I also did another experiment. I created this table and did a vaccum and then > the select count(*) in sqlite3 was around 2 mins. > > When I create an index manually after the table is loaded (imported from > csv), select count(*) in sqlite3 was within 30 to 40 secs. >In the second case

[sqlite] sqlite3 very slow even after creating without rowid

2015-01-23 Thread Parakkal, Navin S (Software Engineer)
Hello, My Process.csv is around 27G. I've gzipped it and put at ftp://navinps:sqlit...@h2.usa.hp.com as process.csv.gz There is only 1 file there. md5sum process.csv.gz e77a322744a26d4c8a1ad4d61a84ee72 process.csv.gz [root@centosnavin sqlite-autoconf-3080801]# cat sqlite3commands.txt CREATE

Re: [sqlite] sqlite3 very slow even after creating without rowid

2015-01-23 Thread Parakkal, Navin S (Software Engineer)
Repost: Since it didn't get into the archives or in the mailing list. Sorry about that. Quoted and replied to simon after [Repost End] Hello, [Repost Begin] My Process.csv is around 27G. I've gzipped it and put at ftp://navinps:sqlit...@h2.usa.hp.com as process.csv.gz There is only 1 file

[sqlite] sqlite3 performance on select count very slow for 16 GB file

2015-01-20 Thread Parakkal, Navin S (Software Engineer)
Hello, I've few questions about sqlite3 , the database it creates. Actually I'm finding lot of differences in performance. My story: I have this sqlite3 database called hp.db which is like 100+ million records for table1. The size of hp.db on Linux x64 (CentOS 7) is like 16 GB. Wh