fsc ssc

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OracleORA_ROWSCN pseudo column description

useful primarily to allow for parallel propagation inreplication environments. It increases the size of each row by 6 bytes. NOROWDEPENDENCIESSpecifyNOROWDEPENDENCIES if you do not want table to use the row-leveldependency tracking feature. This is the default. That is to say, when norowdependencies is used as the default table creation parameter, ora_rawscn is taken from the SCN of the data block header. At this time, for the row in the same block, their ora_rowscn is the same. When rowde

Oracledatafileblock format description

06010000 [...... QwD ......] ...... DC363F0 C3040203 0da-1c0b65766164 DEE10601 [......] Block header dump: 0x00447751 Object id on Block? Y Seg/obj: 0xd5ec csc: 0x00. 5bcbe0 itc: 3 flg:-typ: 1-DATA Fsl: 0 fnx: 0x0 ver: 0x01 Itl Xid Uba Flag Lck Scn/Fsc 0x01 0x000e. 007.00000236 0x00000000. 0000.00 C-U-0 scn 0x0000. 005b1f7f 0x02 0x000c. 005.000003b4 0x01401727. 0144.13 C --- 0 scn 0x0000. 005bbf0b 0x03 0x0011. 007.00000406 0x0140015b. 00c7. 57 -- U

Restoration note for a database with 15 TB of Elasticsearch data

=15,cr=18,cu=0,mis=0,r=0,dep=1,og=4,tim=1422682994360535Ora-00704:bootstrap Process FailureOra-00704:bootstrap Process FailureOra-00604:error occurred at recursive SQL level 1Ora-01555:snapshot too old:rollback segment number with name "_syssmu20$" too By dump the block above, we found that file 1 block 122 has a slight problem, as follows: seg/obj:0x12 csc:0xd6c.1abf4d18 itc:1 FLG:- typ:1-DATA fsl:0 fnx:0x0 ver:0x01 Itl xid Uba flag lck SCN/FSC

Format of analog video

)]C (t) =φ (t) is a switching function, such as φ (t) = 1, can represent the color signal of the NTSC system, such as φ (t) =+1 (even line) or 1 (odd line), can represent the color subcarrier progressive inverted phase of the PAL system chroma signal. In PAL system, chroma secondary carrier frequency Fsc=283.75fh=4.43mhz, line frequency fh=15.625khz, Frame frequency =25hz, field frequency =50hz. In the NTSC system, the chromaticity subcarrier

Programming in Scala Reading Note 3

companion class and the companion object can access each other's private variables. The difference between the companion object and the companion class is that the companion object has no construction parameters becauseAn associated object cannot be instantiated.. Scala Program Scala is an object, either a companion object or a standalone object ). This object must have a method named main that returns the unit value and has a suitable signature (the parameter is array [String. If a Sc

Oracle datafile block format description

altered. SYS @ anqing2 (rac2)>Oradebug tracefile_name /U01/app/oracle/admin/anqing/udump/anqing2_ora_32276.trc [Oracle @ rac2 ~] $Cat/u01/app/oracle/admin/anqing/udump/anqing2_ora_32276.trc * ** 17:51:31. 366 Start dump data blocks tsn: 0 file #: 1 minblk 292689 maxblk 292689 Buffer tsn: 0 rdba: 0x00447751 (1/292689) -- Buffertsn: the number of tablespace corresponding to the data file. This is only the data recorded in the dump file. The block does not record the number of tablespace. Scn: 0

How to Use the vsta program to freely control the infopath form storage form library

Abstract: When using infopath, sometimes we may need to put the form into a form library or B form library based on the choices of the person who filled in the form, that is, there is no way to save the document library in the form template. However, there is no way to continue without entering a save location when submitting a request. Fortunately, vsta allows you to change the location of the saved form library before submission. Create a template, for example,The submitted URLThis f

Knowledge about Oracle rowid

number: 9 Windows Thread ID: 3828, image: Oracle. exe * ** 00:17:53. 361* ** Session ID: (8.82) 00:17:53. 301Start dump data blocks TSN: 5 file #: 5 minblk 1932 maxblk 1932Buffer TSN: 5 rdba: 0x0140078c (5/1932)SCN: 0x0000. 00e9f122 seq: 0x01 flg: 0x02 tail: 0xf1220601FRMT: 0x02 chkval: 0x0000 type: 0x06 = trans dataBlock header dump: 0x0140078cObject ID on block? YSEG/obj: 0x1e48 CSC: 0x00. e9f113 ITC: 2 flg: E Typ: 2-IndexBRN: 0 bdba: 0x1400789 Ver: 0x01INC: 0 exflg: 0ITL Xid UBA flag lck scn

Teamcenter10 step-by-step installation in Linux env-teamcenter Server installation

executables and files Teamcenter shared data subdirectories and files Database Connection Teamcenter Volume Additional Optional Teamcenter features such as File Management System (FMS) It is obvious, made a little mistake to select both corporate server and volume server in the below snapshot. 5) Click the features to install and specify Tc_root directory. I Select the following features to install. 6) Specify FSC ID and port

Recovery cases for several sets of ASM RAC for Oracle databases

$datafile where file#=40;NAME--------------------------------------------------------------------------------+dg/xxxx/datafile/undotbs4At the same time dump the undo block and find that it does feel a bit unusual, as follows: ********************************************************************************UNDO BLK:xid:0x0009.01b.0014320a seq:0xa47 cnt:0x1 irb:0x1 icl:0x0 flg:0x0000REC Offset rec Offset rec Offset rec Offset rec Offset--------------------------------------------------------------

The communication of learning experience (TCP/IP protocol stack)

some physical and electrical characteristics of PHY, such as interface type rmii/mii, level characteristic, and data link layer, mainly has MAC (Media Intervention control Layer) protocol, ARP (address Resolution) protocol, RARP (reverse Address Resolution) protocol. Mac Header composition: (Mac frame is the data frame format that is actually transmitted in physical media) 1. Preamble: For data Synchronization (the contiguous 01 sequence occupies a total of seven bytes of space, that is, 55-55-

Research on the solution of EIP Campus Network system

should be forward-looking, to the terminal construction, should be left with the scope of expansion, so that the whole campus network construction can be developed continuity. 3, Reliability: School is only the user of the campus network, it is not necessary and difficult to support network engineers. Therefore, in the concrete construction, should take into account the campus network of Ease of use, easy maintenance and reliability. Because of this, high-performance, scalable, easy to upgra

DBA and RDBA Reprint

opc:0inc:0 exflg:0Itl Xid Uba Flag Lck SCN/FSC0x01 0x0003.011.000000f2 0x00805794.00c8.49--u-14 FSC 0x0000.0006bfdb0x02 0x0000.000.00000000 0x00000000.0000.00----0 FSC 0x0000.00000000Data_block_dump,data header at 0xed09464===============Tsiz:0x1f98hsiz:0x2epbl:0x0ed09464bdba:0x0100002076543210flag=--------Ntab=1Nrow=14Frre=-1fsbo=0x2eFseo=0x1d61Avsp=0x1d33Tosp=0x1d330xe:pti[0] nrow=14 Offs=0--The block ho

Swift learns-----strings

string*Swift's string type is seamlessly bridged with the Foundation NSString class*the strings in the OC language are also terminated with a, Swift is not*The string in OC is an object, and Swift uses string as a struct, which is more efficient and supports traversal attention* Swift's string type is a value type. If you create a new string, then it is a constant, variable assignment operation, or a function/when passed in a method, a value copy is made. In any case, a new copy of the existing

ERROR actor. OneForOneStrategy:org.apache.spark.SparkContext

Sun.reflect.DelegatingMethodAccessorImpl.invoke ( delegatingmethodaccessorimpl.java:43) at Java.lang.reflect.Method.invoke (method.java:606) at Java.io.ObjectStreamClass.invokeWriteObject (objectstreamclass.java:988) at Java.io.ObjectOutputStream.writeSerialData (objectoutputstream.java:1495) at Java.io.ObjectOutputStream.writeOrdinaryObject (objectoutputstream.java:1431)  The code is as follows:Val lines = Kafkautils.createstream (SSC, zookep_addres

Understanding Java NIO

instantiated, a peer socket object is created.The socket channel can run non-blocking mode and is selectable, non-blocking I/O is closely linked to selectivity, which is why the managed blocking API is defined in Selectablechannel. Setting non-blocking is very simple, as long as you call the Configureblocking (False) method. If you need to change the blocking mode halfway, you must first obtain the lock of the object returned by the Blockinglock () method.o ServersocketchannelThe Serversocketch

Summary of the integration of spark streaming and flume in CDH environment

(). Setappname ("Hdfswordcount"). Setmaster ("local[2]") val sparkconf = new sparkconf (). Set AppName ("Hdfswordcount")//Create the context val SSC = new StreamingContext (sparkconf, Seconds ())//val ho Stname = "127.0.0.1" val hostname = "localhost" val port = 2345 val storagelevel = storagelevel.memory_only Val flumestream = Flumeutils.createstream (SSC, hostname, port, Storagelevel) Flumestream.count

C # Reflection

protected voidPage_Load (Objectsender, EventArgs e) {Invoke ("Test","1.0.0.0","Neutral","8d7b357e8456bb71","Test","Class1","GetMessage",New Object[] {"1","P"}); } Private stringInvoke (stringlpFileName,stringVersion,stringCulture,stringPublicKeyToken,stringNamespace,stringClassName,stringLpprocname,Object[] objarr) { stringSSC =""; Try { //Loading AssembliesAssembly myassembly = assembly.load (lpFileName +", version="+ Version +", culture="+ Culture +", publickeytoken="+

Scala spark-streaming Integrated Kafka (Spark 2.3 Kafka 0.10)

from one or more topics in Kafka and does wordcount.* Usage:directkafkawordcountBrokers> Topics> * Brokers>is a list of one or more Kafka brokers * Topics>is a list of one or more Kafka topics to consume from ** Example:* $ bin/run-example streaming. Directkafkawordcount broker1-host:port,broker2-host:port \* Topic1,topic2 */ObjectDirectkafkawordcount { defMain (args:array[string]) { if(Args.length 2) {System.err.println (S "" " | Usage:directkafkawordcount | | |

7Z Command-line explanation

The instructions for using the 7z.exe in the cmd window are as follows:7-zip (A) 4.57 Copyright (c) 1999-2007 Igor Pavlov 2007-12-06Usage:7za [A:add Files to archiveB:benchmarkD:delete Files from archiveE:extract files from archive (without using directory names)L:list contents of ArchiveT:test Integrity of ArchiveU:update Files to archiveX:extract files with full paths-ai[r[-|0]]{@listfile |! Wildcard}: Include Archives-ax[r[-|0]]{@listfile |! Wildcard}: EXclude Archives-bd:disable Percentage I

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