Lets say we have 5 tables Fact_2011 Fact_2010 Fact_2009 Fact_2008 Fact_2007 each of which stores only transactions for the year indicated by the extension of the table\'s name.
Can you provide a very simple SQL example of how to create a \"count\" or \"order\" field that would auto-increment, but restart after every change in a different field? In the table below, the \"Orde
I have a table containing log entries for a single week for about a thousand web servers. Each server writes about 60,000 entries per day to the table, so there are 420,000 entries per week for each s
I am using SQL Server 2005 Standard edition with SP2 in test environmen开发者_开发问答t. My local SQL Server is a Developer edition.
I have a log file which contains timestamp column. The timestamp is in unix epoch time format. I want to create a partition based on a timestamp with partitions year, month and day.
I\'m looking for solution to shard my data in mysql w/o changing application code and this project shows up pretty deep in google search result.
I have a very large table (800GB) which has a DATETIME field which is part of a partition schema. This field is named tran_date. The problem I\'m having is that the indexes are not properly aligned wi
Another question. Is it better to vertically partition wide table (in my instance I am thinking about splitting login details from address, personal etc. details of the user) on a design stage or bet
Assume we have a user table to be partitioned by user id as integer 1,2,3...n . Can I use the wayof consistent hashing used to partition t开发者_如何学Pythonhe table?
i have got a very large table and i preform a very simple queries on it like id look ups. the query got slower with time because of the increasing of the table rows.
加载中,请稍侯......