What are the differences among the follow types of database links?

What are the differences among the follow types of database links?
public database link
fixed_user database link
connected-user database link
current-user database link

Did you search the documentation ?
http://download-uk.oracle.com/docs/cd/B10501_01/server.920/a96521/ds_concepts.htm#15997

Similar Messages

  • Want to know the difference among the sap standard schemas TM00/TM01/TM04

    hi, experts
    i have read the standard courses HR310 and HR311,but i am still confused about the difference among the three standard TM schemas TM00,TM01 and TM04.
      i only learn from the book about it as follows:
      TM00: Time evaluation with time events
      TM01: Time evaluation for work schedule deviations
      TM04: Time evaluation for times entered as hours.
    i want to know the details about different forms of time data and different strategies in evaluating the time data in the three standard schemas.
       thanks in advance

    Hi,
    TM01: read the actual data, Automatically calculate the overtime with the help of events.
    TM04: Negative time evaluation, Get the data from the Work schedules
    TM01: Positive/Negative time evaluation: Read the exception of workschedules, get the data from the time events form the 2011IT.
    TM01:
    Schema TM01 can be used for time evaluation if you only record
    exceptions to the work schedule, and not all times that count as working
    time (actual times).
    You can use schema TM01 to import and process time data that has been
    recorded online.
    The schema forms time balances, time wage types, and time quotas, and is
    processed using the time evaluation driver, RPTIME00.
    The valuation basis for time evaluation forms a planned pair, which is
    generated according to the planned specifications in the employee's
    personal work schedule.
    The planned pairs generally correspond to the time worked. Only
    attendances from infotype 2002 and absences from infotype 2001 result in
    a difference between planned and actual.
    Schema TM01 automatically generates overtime for all attendance times
    recorded over and above the planned specifications in the personal work
    schedule. If overtime is recorded in infotype 2005, it can be approved
    systematically taking account of overtime breaks.
    TM00:
    Schema TM00 processes time events that have been recorded at a time
    recording terminal, or the time pairs formed from the time events in
    pair formation. Attendances and absences are also imported.
    Schema TM00 is based on positive recording of time data, that is,
    recording all times that count as working time (actual times).
    Schema TM00 only evaluates time data with clock times (or full-day
    records). The main task of schema TM00 is to classify the actual times
    by comparing them to the planned specifications in the daily work
    schedule (start and end of planned working time, core times, breaks, and
    so on).
    TM04:
    The time worked by the employee is recorded in the Attendances infotype
    (2002), and not as clock-in and clock-out times. When processing
    clock-in/out times, the emphasis is on the length of time between the
    postings and not on the times at which the postings were made.
    You can use schema TM04 to process attendances and absences that specify
    a number of hours only, rather than concrete start and end times.
    The times stipulated in the daily work schedule are not relevant. Only
    specifications such as planned hours and minimum daily working time are
    evaluated from the daily work schedule.
    TM04 caters both for negative time recording (recording of exceptions to
    the work schedule) and positive time recording (recording all
    attendances or actual times).
    If negative recording is used, the planned hours are generated on the
    basis of the daily work schedule. Recorded absences and some attendance
    times are deducted (see schema TP01.)
    The "Time Management status" indicator in the Planned Working Time
    infotype (0007) shows whether all actual times are recorded for an
    employee, or only exceptions to the planned specifications.
    Regards:
    Devi.

  • Can anyone tell the difference among the DB tables ?

    the difference among PAnnnn,PBnnnn,PCLn
    can anyone tell me ?
    for example.  
    PA0002 and Pb0002, what the difference?
    thanks a lot.

    Hi,
    PAnnnn is a database tables to store the data records of infotype nnnn for <b>Personnel Administration</b>.
    PBnnnn is a database tables to store the data records of infotype nnnn for <b>Recruitment</b>.
    The PCLn database tables are used to store <b>data clusters</b> (such as results from Time Management, Travel Management, and Payroll).
    Just check these link:
    <a href="http://help.sap.com/saphelp_46c/helpdata/en/4f/d52822575e11d189270000e8322f96/frameset.htm">Reporting in HR</a>
    Regards,

  • What are major differences between the T5 and the T5i

    What are the major differences between the T5 and the T5i?

    Hey everyone!
    I just wanted to step in (which is not normal) to say something that most people overlook is that the EOS Rebel T5i has a self-cleaning sensor where the EOS Rebel T5 does NOT; also, the T5i can use an IR Remote (like the RC-6), and the T5 can only use cable releases. These are minor things until you need them! 
    I hope those two little things help!
    Oh, and here is the compare info: CLICK ME

  • System Replication(DR): procedure to monitor the difference among the 3 different log modes

    Is there any procedure to check the influence of the selected log replication mode (sync, syncmem or async) to the primary system?
    Details about the replication seem to be provided only in the  system view M_SERVICE_REPLICATION. Which kind of queries might be useful to track the difference?
    And taking about the view M_SERVICE_REPLICATION: what are the “Delta Replicas” and why are they triggered if logs are replicated after an initial full replication?

    Hi Sue,
    I am setting DB_LEGACY for all sites. I loop over the list of sites, create a dbsite object and do this:
    209 int eid;
    212 DbSite *dbsite;
    213 m_env.repmgr_site(e.host.c_str(), e.port, &dbsite, 0);
    214 dbsite->set_config(DB_BOOTSTRAP_HELPER, 1);
    215 dbsite->set_config(DB_LEGACY, 1);
    216 dbsite->get_eid(&eid);
    217 dbsite->close();
    221 m_replication_info.replica_map[eid] = e.host;
    Here is a full code listing https://github.com/hypertable/hypertable/blob/master/src/cc/Hyperspace/BerkeleyDbFilesystem.cc, the relevant code is in the constructor BerkeleyDbFilesystem::BerkeleyDbFilesystem(...) starting on line 74. The same code is run on all the replication sites simultaneously.
    Is there some other logging flag I should enable to get more debug info?

  • Difference among the Help view,Database view and Maintanance View

    hi,
    can Anyone pls let me know the Difference among the Help view,Database view and Maintanance View
    thanks&regards
    rama

    The followings are different types of views:
    Database View (SE11)
    Database views are implement an inner join, that is, only records of the primary table (selected via the join operation) for which the corresponding records of the secondary tables also exist are fetched. Inconsistencies between primary and secondary table could, therefore, lead to a reduced selection set.
    In database views, the join conditions can be formulated using equality relationships between any base fields. In the other types of view, they must be taken from existing foreign keys. That is, tables can only be collected in a maintenance or help view if they are linked to one another via foreign keys.
    Help View ( SE54)
    Help views are used to output additional information when the online help system is called.
    When the F4 button is pressed for a screen field, a check is first made on whether a matchcode is defined for this field. If this is not the case, the help view is displayed in which the check table of the field is the primary table. Thus, for each table no more than one help view can be created, that is, a table can only be primary table in at most one help view.
    Go thru this link plzz
    http://help.sap.com/saphelp_nw2004s/helpdata/en/cf/21ecf9446011d189700000e8322d00/frameset.htm
    Difference between "Help View" and "Search Help"
    Projection View
    Projection views are used to suppress or mask certain fields in a table (projection), thus minimizing the number of interfaces. This means that only the data that is actually required is exchanged when the database is accessed.
    A projection view can draw upon only one table. Selection conditions cannot be specified for projection views.
    Maintenance View ( SE54 )
    Maintenance views enable a business-oriented approach to looking at data, while at the same time, making it possible to maintain the data involved. Data from several tables can be summarized in a maintenance view and maintained collectively via this view. That is, the data is entered via the view and then distributed to the underlying tables by the system.
    Please have a look at below link. It will help you.
    http://help.sap.com/saphelp_nw04/helpdata/en/cf/21ed06446011d189700000e8322d00/frameset.htm
    for more detailed info look on:
    http://www.sap-img.com/abap/what-is-the-different-types-and-usage-of-views.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/home/abap+dictionary&
    1.Go to se11
    2. select view radiobutton and give a name
    3. Create
    4. select type of view you want to create. Such as database view.
    5. give short description
    6. give a table name such as mara
    7. press the pushbutton relationship. here you will find all the tables which are allowed to create view with mara.
    8. select one or mane tables.
    8 copy
    9.save , check and activate.
    The followings are different types of views:
    Database View (SE11)
    Database views are implement an inner join, that is, only records of the primary table (selected via the join operation) for which the corresponding records of the secondary tables also exist are fetched. Inconsistencies between primary and secondary table could, therefore, lead to a reduced selection set.
    In database views, the join conditions can be formulated using equality relationships between any base fields. In the other types of view, they must be taken from existing foreign keys. That is, tables can only be collected in a maintenance or help view if they are linked to one another via foreign keys.
    Help View ( SE54)
    Help views are used to output additional information when the online help system is called.
    When the F4 button is pressed for a screen field, a check is first made on whether a matchcode is defined for this field. If this is not the case, the help view is displayed in which the check table of the field is the primary table. Thus, for each table no more than one help view can be created, that is, a table can only be primary table in at most one help view.
    Go thru this link plzz
    http://help.sap.com/saphelp_nw2004s/helpdata/en/cf/21ecf9446011d189700000e8322d00/frameset.htm
    Difference between "Help View" and "Search Help"
    Projection View
    Projection views are used to suppress or mask certain fields in a table (projection), thus minimizing the number of interfaces. This means that only the data that is actually required is exchanged when the database is accessed.
    A projection view can draw upon only one table. Selection conditions cannot be specified for projection views.
    Maintenance View ( SE54 )
    Maintenance views enable a business-oriented approach to looking at data, while at the same time, making it possible to maintain the data involved. Data from several tables can be summarized in a maintenance view and maintained collectively via this view. That is, the data is entered via the view and then distributed to the underlying tables by the system.
    Please have a look at below link. It will help you.
    http://help.sap.com/saphelp_nw04/helpdata/en/cf/21ed06446011d189700000e8322d00/frameset.htm
    for more detailed info look on:
    http://www.sap-img.com/abap/what-is-the-different-types-and-usage-of-views.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/home/abap+dictionary&
    Go thru this link plzz
    http://help.sap.com/saphelp_nw2004s/helpdata/en/cf/21ecf9446011d189700000e8322d00/frameset.htm
    Difference between "Help View" and "Search Help"
    http://help.sap.com/saphelp_nw04/helpdata/en/cf/21ed06446011d189700000e8322d00/frameset.htm
    Hope this is helpful, Do reward

  • What are the differences between the following terms in Oracle database?

    What are the differences between the following terms in Oracle database?
    Services
    Applications
    Modules
    Actions
    Thanks

    junez wrote:
    What are the differences between the following terms in Oracle database?
    Services
    Applications
    Modules
    Actions
    ThanksIt seems that you are posting alot of such questions, here is one thread of the same nature.
    What are the differences between the following Oracle database views?
    Please search in the oracle docs to find the information and if you have read it already, please post your doubts about it. It would help you in a better way to understand things and also would make you corrected where you would be wrong.
    HTH
    Aman....

  • What are the differences between the following Oracle database views?

    What are the differences between the following Oracle database views(or function)? Can they be instead of each other? Can all of them be used to pull out the execution plan from the library cache?
    V$SQL_PLAN
    DBA_HIST_SQL_PLAN
    dbms_xplan.display_cursor function

    junez wrote:
    What are the differences between the following Oracle database views(or function)? Can they be instead of each other? Can all of them be used to pull out the execution plan from the library cache?
    V$SQL_PLAN
    DBA_HIST_SQL_PLAN
    dbms_xplan.display_cursor functionV$SQL_PLAN-this is dynamic perfomance view which contain execution plan information for each child cursor loaded in the library cache.
    DBA_HIST_SQL_PLAN- data dictionary view also contain execution plan information for each child cursor bun in workload repository.Actually this view captures information from V$SQL_PLAN and is used with the DBA_HIST_SQLSTAT .
    dbms_xplan.display_cursor - function displays explain plan of any cursor loaded in the cursor cache. See more information below links:
    http://youngcow.net/doc/oracle10g/server.102/b14237/dynviews_2120.htm
    http://download.oracle.com/docs/cd/B14117_01/server.101/b10755/statviews_2154.htm
    http://download.oracle.com/docs/cd/B12037_01/appdev.101/b10802/d_xplan.htm#998179

  • What are the differences of the following titles?

    What are the differences of the following titles?
    Oracle Database Design Analyst
    Oracle DBA - Design
    Oracle DBA
    Oracle Database Analyst - Design
    Oracle Database Designer
    Oracle e-Commerce Database Architect
    Oracle system administrator
    Thank you

    frank.qian wrote:
    Does the title change with the framework?They change with whoever (whomever?) is applying them to whatever they are being applied to.
    Titles (I assume these are <i>job</i> titles) have no inherent, universal meaning. They mean whatever the user wants them to mean. My "official" job title (the one listed on all personnel documents) is "IT Specialist-DATAMGMT" What does that mean?. Everyone around here referes to me as a "Senior DBA". What does that mean?
    I handle all issues with creating, building, backing up, tuning, consulting that refer to an Oracle database. I know other people with my same job title whose responsibilities are to develop department level applications on MS Access. At a former job, I was a "programmer/analyst". My job was to design, code, and maintain COBOL programs. One day I was trying to help a "data entry clerk" with a problem she was having with one of my systems. When I asked her a question for which she didn't know the answer, her reply was "I don't know. I'm just the computer programmer." Meaning? In my office, a "computer programmer" was a person who designed programs and wrote code. In her office a "computer programmer" was a person who keyed auto registration information, using the application that I wrote. So, what was a "computer programmer"?
    So .... a title is just that. A title. It means no more and no less than what the people who use it want it to mean.

  • What are the difference among SDMJ, SDHF and SDTM?

    Experts:
    Would you please help explain what are their differences?
    I cannot find their definition.
    Thanks a lot!

    >
    Ashley Ho wrote:
    > Experts:
    >
    > Would you please help explain what are their differences?
    >
    > I cannot find their definition.
    >
    > Thanks a lot!
    Hi Ashley,
    Transaction type SDHF is an urgetn correction.  It is a transport that can go straight through to Production with only unit testing.
    Transaction type SDMJ is a normal correction.  It is a transport that will go to Production as part of a release cycle, usually with other transports.
    Transaction type SDTM is a test message.  This type of correction is created when a normal correction (SDMJ) has some sort of issue which needs to be corrected prior to moving it to Production.  Because the transport for the SDMJ has already been released, it will go through to Production regardless of issues.  The SDTM correction allows you to send the correction through simultaneously with the original transport so no adverse effects are seen in Production.
    Best regards,
    Lori Sanders

  • What are the differences among xfa.resolveNode, xfa.resolveNodes, SOM

    I wish know the differences among xfa.resolveNode, xfa.resolveNodes, Relative SOM and absolute SOM.
    In which cases I have to use which one. Generally without xfa.resolveNode we can work with  Relative SOM or absolute SOM.
    Simple example we can get value by using "form1.page.TextField1.rawValue".
    So what is the limitaion of those?

    Hi,
    here's a good article describing the difference of resolveNode and resolveNodes methods.
    http://blogs.adobe.com/formfeed/2011/06/resolvenode-vs-resolvenodes.html

  • What's the difference among RFC archive, HTTP archive & logical repository?

    When defining storage type on OAC0, we have above choices.
    What are the differences among them?
    Thanks!

    HI, Ashely,
    U need to do some settings in General data--> Define data carier type,
    Partial Work Step Execution
    You must only partially carry out this work step when you want to store the original application files that are accessed using the Knowledge Provider in a secure are . In this case you must only define the data carrier that can be used as a server or frontend computer.
    Complete Work Step Execution
    You must execute this step completely when you store original application files in a secure area using DMS and not using the Knowledge Provider
    Note:
    SAP recommend storage using only the Knowledge Provider. You decide whether original application files are stored via Knowledge Provider when defining the document type (indicator Storage using Knowledge Provider)
    In this step, you define the following settings for data carriers:
    1.Define data carrier type archive
                 Define archives
    2.Define data carrier type vault
                Define vaults
    3. Define data carrier type server, frontend
        This activity is done independently of the storage system that is run.
        Define servers
    here 3, i think u have to set Mount poit, which are represent third party server.
    Benakaraja

  • What's the difference among "global name", "db_name","instance_name"......?

    Hi. Everyone.
    I am really confused about the following.
    What are the difference among
    1. global_name
    2. db_name
    3. instance_name
    4. domain_name
    5. SID
    6. service_name(tnsnames.ora)
    Can anybody explain the difference among them clearly?
    I read some documents, but I am really confused.
    One more question!!
    Can I set or change "global name" in initSID.ora file?(not global_names)
    I used the following command on "open-mode", but it seems to be permenant.
    After I re-started the databases, I found that global_name was changed.
    -->alter database rename global_name to "global_name".
    --> shutdown and restart
    --> select * from global_name.
    Thanks in advance.
    Best Regards
    Ho

    This forums has a nice feature: search engine :)
    check this link:
    the difference in SID,INSTANCE_NAME,DB_NAME,GLOBAL_NAME
    Best Regards
    Krystian Zieja / mob

  • What is the difference between the DataSource types in BI?

    Hello,
    Can someone please explain what is the difference between the four types of DataSources: DataSource for transaction data and DataSource for master data which contains DataSource for attributes, DataSource for texts and DataSource for hierarchies and explain and demonstrate at which scenario I will use each one?

    When you load data into Cube/ODS, i.e. Transactional data, and you load data into it from Transaction Datasources.
    For every Infobject there is Master data associated with it, and Attributes, Texts and hierarchy are types of Master Data.
    Say Vendor is InfoObject, and its master data:
    Vendor Vendor Desc
    1           One
    2           Two
    Now in Transactional data Vendor 1 can be having multiple entries, and master data contacin master data of that person. Like if u go to some store, your address and personal info is going to save ones, and master data, and next time when you order something your personal details comes from master data, and whatever you buy comes under transaction data. Now with respect to you there may be many attributes, like address, contact number, and so on....and text is what which is going to describe in short who is this person. HIerarchy could be some chain, will tell how you r related to some other person, may be like if someone referred you.

  • What's the difference between the following Asus models: AK53E-BBR21 K53E-BBR19 K53E-BBR17

    What's the difference between the following Asus models: All the specs show the same info.
    K53E-BBR21
    K53E-BBR19
    K53E-BBR17- I did notice under technical details it states this is a 2nd Gen Intel® Core™ i5 processor, where as the other models don't state that. The i5-2450M is a 2nd Gen chip and this is listed under what's included for all the models.
    Thanks for your response.

    Don't see any differences. The 17 and 21 are not available so I would suppose the 19 would be the winner
    Crystal
    Superuser
    Forum Guidelines | Terms & Conditions | Community Guidelines | What is a Superuser?
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    My opinions do not in any way shape or form represent Best Buy's Official decisions.

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