Re: mysqldump failing to load data

2009-04-02 Thread Virgilio Quilario
> Hi, > > MySQL v4.1.22 on Linux 2.6.18-6-686 > > I have a dump file generate with mysqldump created by a version 4.1.10 server. > > I want to import the dump file into a different server. When I run > > mysqldump --database mydb --debug < mydumpfile.sql > > I get the following: > > -- MySQL dump 1

Re: Joining memory tables is very very slow!

2009-04-01 Thread Virgilio Quilario
> I'm using MySQL 5.1.30 and have several memory tables with indexes on the > appropriate columns. When I try and join 2 particular memory tables together > to get 5k rows, it takes 90 seconds. > This is incredibly slow considering table1 has 11k rows and table2 has 5k > rows. A table join like thi

Re: MySQL - facts

2009-04-01 Thread Virgilio Quilario
> Need some facts for a Report ... > For a hypothetical Kitchen Company's shopping Catalogue. >  a.. What advantages does a database have over flat-file systems ? great advantage when processing large amounts of data. >  b.. Are there any disadvantages in switching to a database solution ? databas

Re: Free "Database Workbench 3.3 Lite for MySQL" available!

2009-04-01 Thread Virgilio Quilario
> Hello everyone, > > Upscene Productions introduces the FREE "Lite Edition" of > Database Workbench for MySQL. > > More info: > http://www.upscene.com/displaynews.php?item=20090331 > and > http://www.upscene.com/products.dbw.index.php#lite > > This is a limited but useful version of "Database Work

Re: succesive rows query

2009-03-28 Thread Virgilio Quilario
> Hi, > > At my table i have fields a, b  and lets say i want to calculate the > number of entries at the table which has the mentioned propery: if there > are consecutive rows with a=x, b=y and the next line a=y and b=x but the > third line should be a != x and b != y, is it possible with an sql q