partitioning

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How to change the partition scheme in MS SQL server?

I\'ve currently created a partition scheme / function in my database, and applied it to a number of tables. It has worked perfectly, and I\'ve reached the results I needed.[详细]

2023-02-10 11:24 分类：问答
Use all month numbers in date range for select from table partitioned by month

I have a table that is partitioned by month (partmonth int). The stored proc used to query the table only receives a date range. I need to find a way to get all of the month numbers in the date range[详细]

2023-02-10 02:50 分类：问答
Partition a set of numbers into two parts with the smallest difference

Partition a set of numbers (n numbers) into 2 subset s开发者_JAVA百科o that the sum of numbers in subset 1 has the least difference with the sum of numbers in subset 2. Also the following condition is[详细]

2023-02-08 19:27 分类：问答
Why use a bitwise AND here?

I wa开发者_开发技巧s reading through the hadoop code and found this line in a partitioner. (key.hashCode() & Integer.MAX_VALUE) % numReduceTasks[详细]

2023-02-08 11:26 分类：问答
architecture question - wcf and distributed data

Apologies for what could be a basic architecture question We implement our business logic layer using wcf services. They connect to a mysqldb (which is the database layer) and do some processing. Th[详细]

2023-02-05 14:23 分类：问答
SQL Server Table Partitioning, what is happening behind the scenes?

I\'m working with table partitioning on extremely large fact table in a warehouse.I have executed the script a few different ways.With and without non clustered indexes.Wi开发者_Go百科th indexes it ap[详细]

2023-02-05 06:27 分类：问答
Index on partitioned table not used

I have to query a reasonably large table (450M rows) that is partitoned and indexed. suppose this structure:[详细]

2023-02-04 07:36 分类：问答
How to partition a MyISAM table by day in MySQL

I want to keep the last 45 days of log data in a MySQL table for statistical reporting purposes. Each day could be 20-30 million rows. I\'m planning on creating a flat file and using load data infile[详细]

2023-02-04 03:08 分类：问答
Table partitioning using 2 columns

Is it possible to partition a table using 2 columns instead of only 1 for the partition function? Consider a table with 3 columns[详细]

2023-02-03 16:53 分类：问答
T-SQL group by partition

I have below table in SQL server 2008.Please help to get expected output Thanks. CREATE TABLE [dbo].[Test]([Category] [varchar](10) NULL,[Value] [int] NULL,[详细]

2023-02-03 01:09 分类：问答