Creating logical dimensions with levelbased hierarchies. A parentchild hierarchy is a hierarchy of members that all have the same type. There are different types of hierarchy which exists in an organization data which gives more. Similarly, you can apply levelbased measures on the time hierarchies. The problem is you cant display the hierarchy and the column used to build the hierarchy at the same time with a table. Presentation hierarchies and presentation levels provide an explicit way to expose the multidimensional model in oracle bi answers. Data types supported by oracle bi enterprise edition. The natural drill down is supported and can be configured to support drill through also. Explain about the types of hierarchies in obiee with example. For example, in the united states, the city of washington in the district of columbia does not belong to a state. Level based hierarchy in obiee 11g oracle community. You must enable the edit presentation names administration tool option before you can edit the presentation hierarchys. In obiee 11g bi administration tool select file import metadata.
If the admin tool is on the same machine of the full obi installation on 64, only 64 bits libraries can be download. Technically from the administration side, its not a big issue. Levelbased measures in oracle business intelligence obiee if we want to view the revenue aggregated to the brand level then. In part 1 we did isparent, in part 2 isanchestor, in part 3 ischild, in part 4 isdescendant isleaf. Sep 08, 2012 hierarchy tables in obia hierarchies are mainly used in obia to drill down and up through the obiee reports. The document briefs you simplestep by step approach to build the dimension hierarchy. In this release, you can work with multiple subject areas. Obiee 11g hierarchy columns after migrating from obiee 10g to 11g, i notice that the hierarchies defined in 10g are not showing up in 11g as hierarchy columns. There are many things which were constrained till previous release, 11g fixed most of them. Informatica video tutorials and obiee video tutorials. Obiee 11g now supports ragged unbalanced and skipped hierarchy. Download, install and configure epm on the obiee server. One of the newest feature of 11g is the possibility to expandcollapse hierarchy level yep even in 2014 it seems to be a killer featureheh.
Isparent is basically the isanchestor function with a distance of 1. A ragged hierarchy can represent a geographic hierarchy in which the meaning of each level, such as city or country, is used consistently, but the depth of the hierarchy varies. Hierarchies level based hierarchy in obiee 11g a hierarchy is a cascaded series of manytoone relationships and consists of different levels. Since i want to test the process of migration of obiee 11 to 12, i installed. When a query includes a levelbased measure column, and the query grain is higher than the level of aggregation specific to the column, the query results return null. Parent child hierarchy in obiee 11g datawarehouse architect parent child hierarchy in obiee 11g kashif m. Consider an employee and manager table with the following hierarchy. Download the obiee 11g versionfrom here or from oracle edelivery site and extract all the four disk into a single folder and click setup. How to install oracle business intelligence enterprise. Hierarchies parent child hierarchy in obiee 11g obiee. This contrasts with levelbased hierarchies, where members of the same type occur only at a single level of the hierarchy. Sep, 2011 the isleaf function applies to both levelbased and parentchild hierarchies.
However, what happens is, the hierarchy prompt only gets applied when the hierarchy is displayed in the report. Obiee design and development best practices perficient blogs. For example, in a countrystatecitydistrict hierarchy, the city washington, d. A hierarchy in which all the lowestlevel members do not have the same depth. It is a valuebased hierarchy consists of values that define the hierarchy in a parentchild relationship and does not contain named levels. In this blog post, we shall see the various types of modeling techniques that we can use on a parentchild hierarchy.
Yes, we can create hierarchy in bmm layer of obiee in dimensions for the dimension tables. In obiee we are using two types of hierarchy columns using for generating the reports 1. Aug 24, 20 the session variables get initialized when they are actually used in obiee 11g unlike obiee 10g where they were initialized as soon as a user logs in. Mar 12, 20 obiee installing obiee 12c on my windows box i wanted to install the new obiee 12. Let us first understand a scenario suppose there are two fact tables sales and activity. Obiee 11g building logical dimension hierarchy this is another document from our obiee11g beginners guide series. Download the obiee 11g version from here or from oracle edelivery site and extract all the four disk into a single folder and click setup. Obiee 11g parentchild hierarchies differing aggregations. By default, when we drill down within the products hierarchy from brand level to product level, the corresponding revenue drills down to product level. Nov 23, 2010 as i had explained in my previous post here, parent child hierarchies introduced in bi ee 11g are much more flexible in terms of handling aggregation of measures when compared with a level based hierarchy. Fusion middleware metadata repository builders guide for oracle business.
Other than these avik has working knowledge of informatica, odi 11g. Hierarchies in obiee 11g part 1 its all about business. To access a list of data types supported by oracle bi ee, use the oracle bi server utility nqcmd to run the nqsgetsqldatatypes procedure. Creating logical dimensions with levelbased hierarchies in obiee in this set of steps you add logical dimension hierarchies to the business model. These type of measures are called levelbased measures. Parent child hierarchies are different from normal level based hierarchies not only in the nature of their structure but also in the way aggregations are done. This is a levelbased hierarchy and will be used to show.
Aug 28, 2014 the best thing to do here is to make 2 aliases and have 2 ltss, pegging each to it specific hierarchy level. Obiee 11g dimension hierarchies obiee online training. For both types of hierarchy, a leaf member is defined as a member that has no child members. Obiee a dimension hierarchies hierarchies is a series of manytoone relationships and can be of different levels. Hierarchical table feature is a new addition to obiee 11g. But youd have to determine whether the otn licenses terms were sufficient for you or whether you needed a proper license. Dec 07, 2012 obiee11g building logical dimension hierarchy 1. Conceptually, its not a problem, its just hierarchical data. It is not applied even when it is present in the excluded section. An unbalanced or ragged hierarchy is a hierarchy where the leaves members with no children do not necessarily have the same depth. For example, a time dimension might contain a fiscal hierarchy and a calendar hierarchy, with a common leaf level of day. A different look at hierarchy based security in obiee. For example, a site can choose to have data for the current month at the day level, previous months data at the month level, and the previous 5 years data at the quarter level.
In this example, day has two named parent levels, fiscal year and calendar year that are both children of the all. For example, a time hierarchy might have three levels for year, quarter, and month. Note that in releases previous from 11g, results were returned for this situation, but they were not deterministic. Download the obiee 11g versionfrom here or from oracle e. Creating and managing dimensions with levelbased hierarchies. If you have a 10g background like me you will probably have a natural tendency to work around hierarchy stuff, since it wasnt available. Oracle business intelligence 12c is a unique platform that enables customers to uncover new insights and make faster, more informed business decisions by offering agile visual analytics and selfservice discovery together with bestinclass enterprise analytics. The isleaf function applies to both levelbased and parentchild hierarchies.
There are different types of hierarchy which exists in an organization data. Obiee building repository creating logical dimensions with. Obiee 10g11g dimension hierarchy logical dimensions. One of the features of obiee 11g is hierarchical columns. If your intended use falls under the terms of the otn license, you should be able to download the software from the oracle technology network and install it. Oct 27, 2014 a levelbased hierarchy is created for products as follows. You can also define parentchild hierarchy in obiee 11g as well. Build your own time hierarchy great bi with oracle bi. Creating logical dimensions with parentchild hierarchies. When you run this procedure, the results contain a list of supported data types and information specific to each data type, such as case sensitivity and searchability. First, it is the repository variable that is used in case of the entire repository.
Obiee 10g11g hierarchy drill down orand drill through orand drill chaining obiee 10g supports level based hierarchy, with obiee 11g enhancements it supports level based as well as value based hierarchies with some additional configurations. Types of hierarchies in obiee 11g oracle business intelligence. Download the obiee 11g versionfrom here or from oracle edelivery site and extract all the. Essbase cube hierarchy types in obiee 11g atapp apr 28, 2011 1. Is there a way in obiee to set default level up to which the hierarchy needs to expand when i load the report. Hierarchies parent child hierarchy in obiee 11g a parentchild hierarchy is a hierarchy of members that all have the same type. A hierarchy in which certain members do not have values for certain higher levels. In these years avik has worked extensively in obia 7964 and 11g obiee 12c, oac, bics, 11g, 10g, bi publisher 10g, 11g, 12c, sap bo 4. Significance of level all in dimensional hierarchy in obiee. The introduction of weblogic as the application server also simplifies install and. I thought when you go to analysis, you would see the hierarchy columns with a blue icon.
The isancestor function enables you to find the ancestors of a member of a parentchild hierarchy, either all the ancestors of a member, or the ancestors at a specified hierarchical distance from the member presentation layer syntax. For the h2 product logical dimension, select product total from the logical level dropdown list to specify that this measure should be calculated at the grand total level in the product hierarchy. Obiee hierarchy navigation functions hnf part 1 since 11g obiee has some nice hierarchy navigation function for parentchild hierarchies. When building a hierarchy in the administration tool, follow these rules. Obiee calculation between results of a union some times the data model does not allow you to create a single query to get the results you need. In this case, you can drill down from the country level usa to the city level washington, d. This video shows how to create logical dimensions with parentchild hierarchy. This type of hierarchy is also known as an unbalanced hierarchy. Let us start with hierarchies and see how to implement different types of hierarchies in bi 11g with step by step example. Obiee 11g can handle this though with the new ragged and skiplevel support for levelbased hierarchies. Obiee 10g 11g dimension hierarchy logical dimensions obiee subject area presentation catalog. At the end, there will be some references, but the idea here is to enable and guide the beginners in a smooth path to successfully install obiee, also this should be helpful as a quick guideline for experienced technician to consult some basic steps. To gain in depth knowledge and be on par with practical experience, then explore obiee 11g training online.
However the oracle retail data model rpd and webcat are delivered and supported on obiee 11 g 11. Levelbased hierarchies can also contain parentchild relationships. Balanced hierarchy, hierarchy, obiee, obiee 10g, obiee 11g, ragged hierarchy, unbalanced hierarchy. Our goal is to implement a data level security based on this hierarchy. How to make default expand level for obiee parent child hierarchy. Obiee 11g presentation hierarchyhierarchical column. Levelbased hierarchies are those in which members are of several types, and members of. A logical dimension represents a hierarchical organization of logical columns belonging to a single logical dimension table. Must be completed before defining a hierarchy type of value. Once the dimension hierarchies are created, levelbased measures can be created by double clicking on the total revenue column in the logical table and setting the level in the levels tab. As i had explained in my previous post here, parent child hierarchies introduced in bi ee 11g are much more flexible in terms of handling aggregation of measures when compared with a level based hierarchy.
Before 11g, end users cant see them in the end user tools but with the advent of the presentation hierarchy column, its now possible to have an overview. For example year, quarter, and month are all part of the hierarchy. A skiplevel hierarchy is a hierarchy where there are members that do not have a value for a particular ancestor level. Creating logical dimensions with parentchild hierarchies in obiee a parentchild hierarchy is a hierarchy of members that all have the same type. Obiee 10g support levelbased, valuebased hierarchies but obiee 11g supports two more. This obiee 11g video training tutorial demonstrates how to create dimension hierarchies in the business model and mapping layer bmm. Some of the snapshots have been taken with oracle business intelligence suite enterprise edition 11 g 11. Oracle bi ee 11g parent child hierarchies multiple. All you need to do in the administration is mark, in the logical dimensions you want to use as hierarchical columns. Obiee 11g is more preferable than obiee 10g as it has got remarkable features which are as follows. In this blog we will look at several methods to implement hierarchy based security in obiee, when the number of members in any particular level is very large. This will tell the bi server that there is essentially no join between sales fact and activity type dimension and two separate physical queries will be fired.
In addition to the primary subject area that you select when you create a new analysis, filter, or dashboard prompt, you can include additional subject areas that. Now position dimension is joined to both the fact tables while activity type dimension is associated with only activity. This is a hierarchy that have all members of the same type. In order to install obiee 11g you will need to download the files from oracle website. Dimension hierarchy in relation to the previous post on report drilldown s, ive been playing with the dimensions to get a really good idea of how they affect drilling capabilities.
Click here to download repository repository password. It does this by detecting nulls in either leaf levels for ragged hierarchies or other levels for skiplevel hierarchies and use this to modify how the new hierarchical column type in answers handles the missing levels. A hierarchy can be created when a parent child table exists. Jul 12, 2010 obiee 11g can handle this though with the new ragged and skiplevel support for levelbased hierarchies. Secondly, it is the session variable that is again of two kinds. This can be done by right clicking the dimension table and click create dimension and then we can manually define the hierarchy and its levels. The hierarchy will be ok but the columns will display null value. Skip level hierarchy in obiee 11g its all about business. Jan, 2008 a different look at hierarchy based security in obiee posted on january, 2008 by carpediemconsulting in this blog we will look at several methods to implement hierarchy based security in obiee, when the number of members in any particular level is very large. Levelbased hierarchy is the first type of hierarchy in obiee. Consider an employee hierarchy consisting of 4 levels. A good time hierarchy should be very robust and flexible for users.
Obiee plugin for analytic workspace manager users guide for obiee 11g e2023701 january 2011 oracle business intelligence enterprise edition obiee plugin for analytic workspace manager lets you quickly create an obiee 11g repository that enables the obiee server and therefore any obiee client, including dashboards, answers. This tutorial covers the creation of oracle business intelligence enterprise edition obiee metadata for access to oracle database 11g olap option data and calculations by using the oracle olap 11g analytic workspace manager plugin for obiee. Difference between obiee 10g and obiee 11g datawarehouse. Obiee 11g introduces the domain concept to administer the bi and. Its extremely exciting to see the breadth and depth of obiee 11g features. Creating obiee metadata for olap 11g cubes purpose. Obiee 11g parentchild hierarchies differing aggregations mark has already explained the new parentchild hierarchy new feature in 11g here. Q11 mention the various kinds of variables that are present on obiee 11g and also give explanations regarding them. Parent child hierarchy in obiee 11g datawarehouse architect. Obiee 10g 11g dimension hierarchy logical dimensions 3 rules. Obiee 10g 11g presentation columnattribute columns obiee 10g 11g period to period comparison with the ago function. Hierarchy, obiee 11g, ragged hierarchy in obiee 11g, skip level hierarchy in obiee 11g as a continuation with my previous blog post on value based hierarchies, let us see how to model ragged unbalanced and skip level hierarchies in obiee. One to many relationship among columns is called as level based hierarchies.
For example, a time hierarchy might have data for the current month at the day level, the previous months data at the month level, and the previous 5 years data at the quarter level. Obiee interview questions, obiee tutorial or training, informatica interview questions, informatica tutorial or training, datawarehouse dwh interview questions, oracle interview questions upcoming. Working with presentation hierarchies and levels oracle docs. Hierarchy prompts in obiee 11g sriniveeravalli jun 7, 2012 6. Solve that with a time or clock table do not mix the two together. Ddl script to create parent child relationship table. This i think is one of the most important concept in obiee and powerful too. Obiee 11g dimension hierarchies obiee online training youtube. Hi all, i have an issue with implementing hierarchy prompts in obiee 11g. I understand that filters on hierarchy prompts can be applied in selection steps and cannot be viewed in the physical query as such. Jul 04, 2014 this obiee 11g video training tutorial demonstrates how to create dimension hierarchies in the business model and mapping layer bmm.
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