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Questions tagged [partition]

Use this tag for questions about code that partitions data, memory, virtual machines, databases or disks.

In computing, partition may refer to

  • Disk partitioning, the division of a hard disk drive
  • Partition (database), the division of a database
  • Logical partition (virtual computing platform) (LPAR), a subset of a computer's resources, virtualized as a separate computer
  • Memory partition, a subdivision of a computer's memory, usually for use by a single job
  • Binary space partitioning

source: https://en.wikipedia.org/wiki/Partition

Note that non-programming questions about database partitioning are likely to be better received on Database Administrators and disk partitioning on Server Fault.

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WIndows Azure CentOS expand OS drive

In windows azure I would like to expand my CentOS OS drive to use 100gb instead of the 30gb default. What is the easiest way to do this? I looked at a lot of tutorials but they all relate to windows vm's. Does anyone have a walk through I could look…
David
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How to mount linux partition on android?

How to mount partition 2nd on android? Filesystem is ext2. Size is 8 gb, on this partition is installed Linux Ububuntu 13.04 PL. I have got error Device busy. What am I doing wrong? Detail in console: app_149@android:/ $ su root@android:/ #…
user2884743
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Android Internal Storage partition

How i can get access to internal storage partition which is available for users? On my HTC path is /storage/emmc in Xperia /mnt/ext_card. Is any function for get internat partition jut like for external storage…
user2866205
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Scale in Bilevel Partition in D3

I am trying to make the Bilevel Partition in D3 work with log scale. However, it doesn't seem to be working properly. I have specified a log scale for angles: var angle1 = d3.scale.log() .base(2.0) .domain([0, 2 * Math.PI]) …
akuz
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Is there an easy way to create a partitioned table from a managed table in Hive?

I have a managed table in hive that I would like to partitioned based one of its columns. is there an easy way to create a partitioned table from this managed table? managed table a (s,d,f,g,h,j,k, key) create table b as table a partitioned by…
user1745713
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D3 overlapping labels in partition chart

I have been basically trying to implement the zoomable partition chart for depicting the budger drill down.My problem is that I want to hide the lowest parition and shown only when the parent partition is clicked or displayed in zoom. When all the…
user2699674
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partition over two columns

I'm wanting to partition by two columns (PROJECT_ID, AND CATEGORY_NAME) and I'm having trouble writing the correct syntax. My query below is functional but when I attempt to add an additional over clause it doesn't work correctly. The recursive…
Tone
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Speeding up SQL Server 2008 Standard edition - best practices?

I have SQL Server 2008 Standard Edition. Some of our tables contain around 2 million rows of data. We are using a M$ Access front end (horrible I know, but too big to re-write at the moment). I want to increase performance and speed as we are…
adam Kearsley
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Can SQL use calculate values as alias names

I am trying to find out how to use a calculated value as part of an alias name . For example: Select employeeName as ''name of guy' but where 'name of guy' could be getdate() + 'name o guy' Addin qualifiers just prevents the code inside from…
Aaron Gibson
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Using local json variable for plotting d3 partition chart

I have a collection of objects which I have been formmated to be able to plot this in the partion chart in the below format. {"name":"Component 234324234","children":[{"name":"Krishna Candidate - 1 435458976766","children":[{"name":"Krishna clinical…
user2699674
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How to partition an Excel file into two columns?

I have an Excel file with one column in it currently. This one column has two different fields which are ParentID and ChildID. All ChildID fields are located beneath its parent. Also, the ChildID fields are No Color, while the ParentID fields are…
salvationishere
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how partition works on the data from mapper to reducer?

I'm using hadoop streaming to process a huge file. Say I have a file, each line is a number, I want to split this file into 2 files, one containing odd numbers, the other even. Using hadoop, I might specify 2 reducers for this job, cause when the…
Alcott
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How do I partition/split a graph evenly?

I'm currently trying to parallelize an astar algorithm and I'm trying to split the graph based on the number of processes. The structure of the graph is similar to a grid and Here is my attempt if __name__ == "__main__": comm = MPI.COMM_WORLD rank =…
freddy kruger
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NTFS formatted external hard disk working fine on Linux but whole disk detected as "Unallocated" in Windows 11

My drive only has one partition (or none idk) /dev/sdc (for example). I don't think it has a partition table. The format is NTFS, and I can see-mount it on Linux (OpenSUSE Tumbleweed) and interact with the files it contains without any…
Ul Tome
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Create bootable disk with large FAT32 partition from C#

I'm trying to create a bootable disk, e.g. a virtual disk or SD card, with the FAT32 file system from a C# code. It fails on two reasons: Formatting FAT32 partition with the standard windows tools format.exe or diskpart.exe as well with the…
igor.br
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