database-partitioning

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Unioning Pseudo-partitioned tables into a single view

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.[详细]

2023-04-12 00:30 分类：问答
Auto-increment field that resets after a change in another field

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[详细]

2023-04-04 20:18 分类：问答
Create clustered index and/or partitioning on non-unique column?

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[详细]

2023-04-01 18:10 分类：问答
Does partitioning work with SQL Server 2005 Standard edition SP2

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.[详细]

2023-04-01 08:14 分类：问答
how to convert unix epoch time to date string in hive

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.[详细]

2023-03-31 06:57 分类：问答
Using Spider for mysql

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.[详细]

2023-03-30 07:04 分类：问答
Move Table off Partition

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[详细]

2023-03-29 22:21 分类：问答
Vertical partitioning of tables in MySQL

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[详细]

2023-03-29 16:27 分类：问答
Is relational database able to leverage the way of consistent hashing to do the partition table?

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?[详细]

2023-03-29 02:22 分类：问答
Partition and subpartition mysql table by primary key and 2 indexes to increase performance

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.[详细]

2023-03-28 15:05 分类：问答