When using a partition table, you must note that the following error may occur when updating the partition field:
SQL> Update dom_real_category_fl set doc_level = 101 Where doc_level = 51;Update dom_real_category_fl set doc_level = 101 Where doc_level = 51*Error at line 1:ORA-14402: updating partition key column wocould cause a
MySQL List partition (3), mysqllist Partition
For details, see MySQL partition 1.
Example: Here is my personal learning summary.
How does mysql partition existing tables?
I am also looking for a method. mysql has been able to partition tables since 5.1.What is th
Partition add
The new partition can only be added to the end, and if you need to add partitions to the front or center, you need to use partition splitting.
ALTER TABLE p95169.order_info Add PARTITION pmax VALUES less THAN (MAXVALUE) tablespace bigdata;
Partition Exchange
Virtual machine allocated 50G size of space, recently found not enough to use, so will expand the size of the partition, check several methods are not very good, and later with the help of gparted partition space completed, the tool is simple, convenient, the following simple introduction. Extended partitions are divided into two main stepsUbuntu merge partitions with gparted http://www.linuxidc.com/Linux/2
Label:The rationality of database structure and index affects the performance of database to a great extent, but with the increase of database information load, the performance of database is also greatly affected. Maybe our database has high performance at first, but with the rapid growth of data storage--such as order data--the performance of the data is also greatly affected, one obvious result is that the query response will be very slow. What else can you do at this time, in addition to opt
Partition and mount the hard diskEnvironment: Virtual machine, centos6.51. Add a hard drive 20G2. View Fdisk-l partition, is a complete disk# fdisk-ldisk/dev/sdb:21.5 GB, 21474836480 bytes255 heads, $ sectors/track, 2610 cylindersunits = cylinders of 16065 * 8225280 bytessector Size (logical/physical): bytes/512 bytesi/o size (minimum/optimal): bytes/512 bytes Disk identifier:0x000000003. Partitioning the d
ORA-14400: The inserted partition keyword is not mapped to any partition
Problem description:
When kettle is used to extract data from the original Library to the standard library, an error is reported during the extraction process: ORA-14400: INSERTED partition keywords are not mapped to any partition]
Solution Proces
LVM management reduces swap partition space and increases to the root Partition
Introduction
LVM is short for Logical Volume Manager (Logical Volume management). It is a mechanism for managing disk partitions in Linux. It is implemented by Heinz Mauelshagen on the Linux 2.4 kernel.
PhysicalStorageMedia)
It refers to the physical storage device of the system, such as/dev/hda and/dev/sda. It is the bottom-lay
Task Environment:
Suppose a user's Windows 7 system has a 36GB disk with 3 partitions on it, a 100MB reserved partition e disk, the second is the system partition C disk 15.01GB, and the third is the data partition F disk 20.89GB.
Mission Objectives:
Because this system is a Windows7 system, the C disk only 15.01GB of capacity appears a bit small, so you want
When an SQL data import is executed: ORA-14400: The inserted partition keyword is not mapped to any partition
The details are as follows:
SQL> @ "C: \ Documents ents and Settings \ Administrator \ Desktop \ 0109 new V8BS deployment \ to su hong separatelyTable SQL \ TBL_SERVICE_INFO. SQL"PL/SQL Developer import file
Insert into TBL_SERVICE_INFO (xxx );*Row 3 has an error:ORA-14400: The inserted
MB hidden partition story, MB hidden partition story
On the eve of my return home, on Wednesday, I wanted to add a solid state drive to my computer on Thursday to speed up my computer. However, I had to wait until three o'clock in the morning.
Based on our online experience, we need to place the solid state drive in the hard drive of the computer system, and use the bracket of the mechanical hard drive to t
Job One:1) Add a 15G SCSI hard disk before opening the Linux system2) Turn on the system, right click on the desktop, open the terminal3) for the newly added hard disk partition, a primary partition size of 5G, the remaining space to the extended partition, on the extended partition divided 1 logical partitions, the si
Tags: file path log size work partition exec file disk databaseSelect COUNT (1), $PARTITION. WORKDATEPFN (workdate) from Imgfile Group by $PARTITION. WORKDATEPFN (workdate) View the number of partition records select Workdate, $PARTITION. WORKDATEPFN (workdate) from Imgfile
Setup cannot create a new system partition or locate an existing system partition-----------------------------------Pro-Test:Steps to resolve:The first step: the Win7 image is sent to your computer's non-system disk on the other hard disk.Step Two: Restart the machine and start with a USB stick. Enter the win PE system, about this I say, some friends may not know what is called Win PE system, this win PE wh
centos6.6 Install the system, select the system default partition. Installed after the discovery of a large part of the space, through the fdisk-l can not find the partition, in addition to use parted-l also can not find the missing cylinder.Such as:[Email protected]]# fdisk-Ldisk/DEV/SDA:1198.0GB,1197998080000bytes255Heads theSectors/track,145648cylindersunits= Cylinders of16065* +=8225280bytessector size
Label:Partitioning an existing, non-partitioned tableALTER TABLE Test PARTITION by RANGE (ID) (PARTITION p1 values less THAN (101), PARTITION P2 values less THAN (201))Prompt error:Table have no partition for value 201The reason is that the partition does not contain all the
What is a swap partition
Swap area is considered as part of memory, but it is divided from the hard disk, it is like the virtual memory under Windows, its role is to cache data, divided it, the size of your physical memory size of twice times.
Set up swap swap partitions
Size allocation recommendation for swap partitions
Less than 4GB memory, recommended not less than 2GB of swap space;
Memory 4GB~16GB, recommend not less than 4GB of swap space;
How can I resize A Linux partition when it is full ?, Linux partition full resizing
The figure shows that the usage of the mount point "/" has been moved to 100%, and the space is insufficient. Therefore, you need to partition the mount point.
1. First enter the VM settings to increase disk space
Note: Change 25 to 50 to expand the space. Here we must write a nu
The default mount directory for partitions is the/MNT directoryMount must be mounted to an already existing mount point Mkdir-p/MNT/IMOOCMount/dev/sdb1/mnt/imooc the DEV/SDB1 to MNT/IMOOC.Umount/dev/sdb1/mnt/imooc This is the solution mountvim +/etc/fstab: Write the location of the file where the drive is mountedAutomatic mount of partitions can be implementedJoin/DEV/SDB1/MNT/IMOOC Defaults 0 0How to add a swap swap partition to a hard diskFirst, bui
The interval partition is actually a special range partition, so it's convenient to convert a range partition table into a interval partition table, and you can also convert a interval partition table to a range partition table.
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