how many megabytes in terabyte

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Use PL/SQL without installing the Oracle client

To connect to Oracle, you often need to install an ORACLE client of hundreds of megabytes, which is very troublesome. This section describes how to use a thin client that does not need to be installed with PL To connect to Oracle, you often need to install an ORACLE client of hundreds of megabytes, which is very troublesome. This section describes how to use a thin client that does not need to be installed

OracleGoldenGate (hereinafter referred to as ogg) synchronizes data between databases of the same type on Heterogeneous OS.

---> The preceding commands are applicable to the scenario where the master database is a rac2 node. If the master database is a single machine, ignore Threads 2. Ggsci> edit params extfullAdd the following parameters, save and exitExtract extfullSetenv (NLS_LANG = "AMERICAN_AMERICA.ZHS16GBK ")-- Tranlogoptions asmuser sys @ ASM1, ASMPASSWORD oracle-- Threadoptions maxcommitpropagationdelay 80000 IOLATENCY 160000 DBOPTIONS ALLOWUNUSEDCOLUMNUserid goldengate, password oracle Ddl include mapped Dd

Add bare devices (logical volumes) for Oracle tablespace In the AIX Environment)

Aug 22 12:49:55 2005 Copyright (c) 1982,200 2, Oracle Corporation. All rights reserved. SQL> conn/as sysdba Connected. SQL> alter tablespace ts_index add datafile 2 '/dev/rlvdata0318' size 4090; // The size is 4090 instead of 4096. If 4096 is all used, it is prone to errors. SQL> Tablespace altered You can perform the preceding operations to add other bare devices to expand the tablespace. However, if the above 13 logical volumes cannot meet the expansion requirements, continue with the followi

How to Use php to read n rows at the end of a file

You can use the file () function to read files within a few megabytes into an array by row. You can use array_pop to get the last row. However, for large text files, the machine memory is not large enough, or php itself has a memory_limit limit, this method is not applicable, even if the force is not limited, the efficiency is very low. No way You can use the file () function to read files within a few megabytes

[Oracle] Data Pump detailed tutorial (1)-Overview

completed. The specific fields are as follows: [plain] USERNAME - job owner OPNAME - job name TARGET_DESC - job operation SOFAR - megabytes transferred thus far during the job TOTALWORK - estimated number of megabytes in the job UNITS - megabytes (MB) MESSAGE - a formatted status message of the form: 'job_name: operation_name : nnn out of mmm MB done' C

How does phpadmin Import and Export big data files and modify the php. ini parameters?

The new version of phpadmin is limited to 8 MB, and the old version may be 2 MB. What should I do if there are dozens of megabytes? Next, this article will introduce the detailed modification method. If you are interested, do not miss it. Maybe the knowledge points provided in this article are helpful to you. The new version of phpadmin is limited to 8 MB, and the old version may be 2 MB. What should I do if there are dozens of

Automatic Grid Scheduling System

material systems is relatively limited. Generally, the data exchange volume is based on Ethernet. Systems to be considered. Image Monitoring System: the quality of the system is directly related to the transmission channel. Generally, data transmission is based on TCP/IP protocol. for different data traffic requirements on image quality, you can select a data channel of 64-2 MB; . MIS System: data transmission is based on TCP/IP protocol. The data transmission volume is large and the system is

Use DLL files in delhpi

Chapter 1 Why dynamic link library (DLL) When you mention a DLL, you will not be unfamiliar. in Windows, there are a large number of files suffixed with DLL, which are an important guarantee to ensure the normal operation and maintenance of Windows. (For example, the Win95 System directory contains more than 500 DLL files .) In fact, DLL is a special executable file. It is special because it generally cannot be directly run and can be used only when the host Program, such as *. EXE or dynamic ca

ASP. NET application performance optimization

. Memcachesize sets the maximum amount of memory that IIS will use for its File Cache. if IIS does not need this much memory, it will be left for other applications to use. by default, IIS uses 50 percent of the available memory. the valid range is from 0 megabytes to the total amount of physical memory available in megabytes. Objectcachettl sets the length of time (in milliseconds) that objects are held in

[Oracle] Data Pump detailed tutorial

: controls the entire job and is the coordinator of the entire job. Master table: records the metadata of the database object in dumpfile. When the expdp ends, it is written to dumpfile and read from impdp, so that the content in dumpfile can be known. Worker processes: executes the Export and Import tasks. Multiple worker processes are automatically created and executed in PARALLEL according to the actual situation, but cannot exceed the number defined by the PARALLEL parameter. The current r

SQL2059W error parsing in DB2 database backup

restarts.Default:Fsize =-1Core = 0Cpu =-1Data =-1Rss = 65536Stacks = 65536Nofiles = 32768 #-1 is unrestricted)Core_hard = 0Root:Nobody:Db2inst2:Core =-1Data = 491519Stacks = 32767Rss =-1Fsize =-1No files = 10000 Second 1. Check whether ROOTVG has any scalable space. # Lsvg rootvgVolume group: rootvg IDENTIFIER: 00c5febb3164c0000000120b573a76aVg state: active pp size: 256 megabyte (s)Vg permission: read/write TOTAL PPs: 1092 (279552 megabytes)MAX LVs:

Differences between wince and winnt

development, memory is seldom considered. Generally, it doesn't matter after the new version. As for GC, it doesn't matter when memory is recycled. The system still has several hundred MB of memory, which is enough. This issue should be considered in wince. Because mobile devices generally have a relatively small amount of memory, from dozens of megabytes to dozens of megabytes, some good mobile phones als

Codeforces Round #302 (Div. 2) (ABCD ),

Codeforces Round #302 (Div. 2) (ABCD ), Match link: http://codeforces.com/contest/544 A. Set of Stringstime limit per test: 1 secondmemory limit per test: 256 megabytes You are given a stringQ. A sequenceKStringsS1, bytes,S2, middle..., middle ,...,SKIs calledbeautiful, if the concatenation of these strings is stringQ(Formally,S1 worker + workerS2 cores + cores... cores + CoresSKSignature = SignatureQ) And the first characters of these strings are d

E87EF1BE The largest dump deviceis too small

29 mView remaining pps of rootvg# Lsvg rootvgVolume group: rootvg IDENTIFIER: 00f8e7b700004c0000000145aa472f5fVg state: active pp size: 512 megabyte (s)Vg permission: read/write TOTAL PPs: 1116 (571392 megabytes)MAX LVs: 256 FREE PPs: 498 (254976 megabytes)LVs: 14 USED PPs: 618 (316416 megabytes)OPEN LVs: 13 QUORUM: 1 (Disabled)TOTAL PVs: 2 vg descriptors: 3STAL

Data synchronization between Oracle GoldenGate databases on Heterogeneous OS

file named d: \ ggs \ dirdat \ st. The trail file is written by the extfull extraction process. The maximum size of each trail file is 50 MB.Ggsci> add exttrail d: \ ggs \ dirdat \ st, extract extfull, MEGABYTES 50---> Note:Note: The Source trail file name must be different from the target trail file name, for example:Source trail file name/u02/ggs/dirdat/sdTarget trail file name/u02/ggs/dirdat/tdThe reason is that the deletion mechanism (checkpoint

ORA-19571 for RMAN backup

block (LVCB). When creating a bare device, the big volume group can specify a parameter to eliminate the offset. The scalable volume group does not produce the offset. Therefore, in systems that support scalable volume group, you must create a scalable volume group.To confirm the type of the volume group: Volume group: vgims vg identifier: 00f7614c00004c000000013b4a54f3b1 Vg state: active pp size: 256 megabyte (s) Vg permission: read/write TOTAL PPs: 3388 (867328

Windows Azure Virtual Machine (24) uses premium storage and DS series VMS

Storage, please use the two premium Storage account.2. By default, the premium storage cache attached to the DS VM is set to read-write. This configuration setting is recommended for optimal application I/O performance. For frequently written or write-only disks (such as SQL Server log files), turn off the disk cache for better application performance.3.Azure limits the network bandwidth of the DS VM to premium storage. For example, the STANDARD_DS1 VM provides dedicated bandwidth of up to MB p

WebAPi (Selfhost)

is to review the script or Razor view, the following is only the view has been modified, for the asynchronous upload I take advantage of the asynchronous API in Jquery.form.js, see the following code:Let's take a look at the upload process.In the upload:Upload complete:Of course, the 100% here is only for small files in real-time upload, if the large file is definitely not real-time, using other components to achieve more suitable, here I just learn to learn this.Note: Here again, before the MV

How to fully understand the speed of ADSL (1)

In just a few years, the number of Internet users in China has already exceeded million. When the number of Internet users exceeds, Internet applications are gradually enriched. Although most users are already using broadband technology to access the Internet, the maturity of fiber-optic access technology, and the reduction of the cost of fiber-optic access have gradually blurred the concept of "broadband, once Internet applications grow rapidly, broadband may become "narrowband ". Today, when p

Win7 installation memcached

service-D Install memcached service-d Uninstall Uninstall memcached service-U Run as (only valid when running as root)-m maximum memory usage, in megabytes. Default 64MB-M running out of memory and returning an error instead of deleting an item-c Maximum number of simultaneous connections, default is 1024-F Block size growth factor, default is 1.25-N Minimum allocated space, key+value+flags default is 48-H Display HelpYou need to stop memcached befor

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