Hierarchy Database Table

All demos are on Github. The simplest way to use sp_columns to show the columns and related information …. START WITH specifies the root row(s) of the hierarchy. This export type can be used to create a parent-child format or a basic list of hierarchy nodes. The FSSTND, a filesystem hierarchy standard specific to the Linux operating system, was released on February 14, 1994. This diagram shows the dependency hierarchy for the classes in Microsoft Access as used in the Acces VBA add-in of Code VBA. Minor differences in data types exist, depending upon the DBMS you use to install the sample tables. An Access Database is available on demand. For implementing inheritance in hiberante,@Inheritance annotation is used. This has the advantage of dumping column data for all tables in one output table. Compare purchasing information across Electronic Distributors. Description. To complete the steps in this tutorial, you will need a database in which to store data of wishers. Agents Database. For example, Table 3 shows the levels of evidence developed by the American Society of Plastic Surgeons (ASPS) for prognosis 9 and Table 4 shows the levels developed by the Centre for Evidence Based Medicine (CEBM) for treatment. collection of one-liners. You can query tables with Spark APIs and Spark SQL. Table structure and data. The structure field names in S become the variable names in the output table. Add a Table to the New Schema. Is that a good thing? Provides a flexible mechanism to record the attributes associated with any entity. Click a template below to start creating an organizational chart now. All demos are on Github. The problem in joining with string is that, when there is a requirement to change the Sub category or Main category name, you have to change in every table which you be fall to trouble in future and is not a good database design. Indexes are used to retrieve data from the database more quickly than otherwise. Data Hierarchy Following is a sample hierarchy of data: Tables and Data Structure Following is a list of tables to describe the above scenario. You can query tables with Spark APIs and Spark SQL. Here are the three columns: Column 0 - The node ID. AdventureWorks2017 has 8 employees working in the Marketing department. SAP Product hierarchy tables stored the PH is an alphanumeric character string used for grouping materials. My table structure has two columns -- "location" and "parent". Creating Tables. An Access Database is available on demand. Currently I display this in a table by. Populate a Table with Existing Hierarchical Data. It is well known, and blogged to death, that the way to traverse a hierarchy that is stored in a T-SQL table as an adjacency list, is to use a recursive Common Table Expression (rCTE). Problem/Motivation Several problems were identified in the taxonomy_update_8502() update function that can lead to a broken taxonomy after upgrading to 8. The first thing is to add the module angular. BMJ Open is a medical journal addressing research questions in clinical medicine, public health and epidemiology. In this case you need a hierarchical query. our aim is to find the units_ordered for the following hierarchy in the store table country -> City -> store id. This method protects against upgrade issues, as the template files can be left completely untouched. A vocabulary defines the semantics of entity types and their responsibilities, the taxonomical relationships between entity types, and the ontological relationships between entity types. Child rows (show extra / detailed information) The DataTables API has a number of methods for attaching child rows to a parent row in the DataTable. Human beings began to store information very long ago. You say that your tables create a hierarchy based on foreign keys, so that for example T1 references T2, and T2 references T3 and so on. With our new table structure, that really isn't much work. This is a list of data structures. Synsets are interlinked by means of conceptual-semantic and lexical relations. This problem is exacerbated by the distributed nature of the Net: Once a "bad" source gets out there, it's a simple matter to point. A table is made up of rows and columns. AdventureWorks2017 has 8 employees working in the Marketing department. Tableau Hierarchy. Field Map for Oracle Primavera P6 Reporting Database This documents the mapping from the Oracle Primavera P6 Reporting Database persisted fields to the fields in the database from whence they are derived. The following code helps flattening the hierarchy and inserts the data into another table which can be subsequently used for the appropriate application. A database table is composed of records and fields that hold data. And I need a table showing an hierarchy something like this. Sample Data for Expanding a Hierarchy First Obs ID LastName Name Supervisor 1 1001 Smith John 1002 2 1002 Johnson Mary None 3 1003 Reed Sam None 4 1004 Davis Karen 1003 5 1005 Thompson Jennifer 1002 6 1006 Peterson George 1002 7 1007 Jones Sue 1003 8 1008 Murphy Janice. This is shown on the node. Let's use the data. Hierarchy Tables. This can be used to show additional information about a row, useful for cases where you wish to convey more information about a row than there is space for in the host table. Start Microsoft Visual Studio. Before learning the language you will have to learn some words and their meanings. Table 1 Major differences of the hierarchical, network and relational database models Hierarchical Model Network Model Relational Model Data access Navigational. Access of data becomes very fast if we know the index of the desired data. A record is a collection of fields, with each field containing only one value. For example, in the EF extensions to Northwind, they extended the Employee table so that it has a self-referencing "ReportsTo" column. I’m moving now from edmx to code first approach. (b) Table of contents The table of contents for this Act is as follows: Sec. (We don’t discuss about unbalanced hierarchy and multi -valued dimensions here). A very visible aspect of the object-relational mismatch is the fact that relational databases don't support inheritance. Generalization Hierarchy Rule: Each ET of a generalization hierarchy becomes a table. Plant Data for Material. This class can be used to display an hierarchic menu stored in a MySQL table. With text files, you can place them all in one folder to form a database. Concrete Table Inheritance: Map the concrete classes of an inheritance hierarchy to its own table. Then use the markup you would normally do for html tables. Show Generations of each row. Hierarchy Directory, Header Information. The data for the Customer class is stored in two tables, Customer and Person, therefore to retrieve this data you would need to join the two tables (or do two separate reads, one to each table). Before learning the language you will have to learn some words and their meanings. Posted on February 11, 2014 by Tamas Nemeth. Here in a table the Primary Key uniquely identifies the other columns in the table and hence qualifies as child of all the other attributes from the table, in the same ways as a child in real world identifies his father (at least the biological one). A transparent table equates to a database table, you can use SE11 or SE16 to view the contents of the table. Data stored in computer systems form a hierarchy extending from a single bit to a database, the major record-keeping entity of a firm. The classic solution to the Reports To or variable-depth hierarchy problem is a bridge table technique described in The Date Warehouse Toolkit (Wiley 2002), p. First go through the article TPH With DataBase Approach. So I suggest you to. Please watch Part 18 before proceeding. Hibernate Table per hierarchy using annotation tutorial example with one to one, many to one, many to many, one to many, caching, annotation, lazy collection, inheritance mapping, association mapping, lifecycle, named query, etc. A database table has a set number of columns, but it can have multiple rows. The only database supported by WordPress is MySQL version 5. The data table, arguably the oldest data structure, is both a way of organizing data for processing by machines and of presenting data visually for consumption by humans. A file system. back to the top Bind to the Parent Table. Field Map for Oracle Primavera P6 Reporting Database This documents the mapping from the Oracle Primavera P6 Reporting Database persisted fields to the fields in the database from whence they are derived. Organizational Chart. However, you will retain those columns. To start with we will select our data table which has hierarchical data. In a relational database, the different levels of a hierarchy can be stored in a single table (as in a star schema) or in separate tables (as in a snowflake schema). Read the experience of Kevin in his own words. Of course, this is a simple implementation and many more columns would likely be needed for a production hierarchy. The image based on Microsoft the SQL Server Book Online article Table and Index Organization summarizes the table structure:. As the number of levels increases, deriving a relationship in a relational database becomes a daunting task. Honestly, even if there's a way to do a complete copy and then clean out all the tables (so that I still get my end result, which is a complete copy of the structure, stored procedures and views. In this article you learn all about WordPress tables and which ones are used for what kind of data. California Poppy: ITIS Entry SELECT * FROM Hierarchy WHERE hierarchy_string LIKE '%-18956'; hierarchy_string 202422-564824-18061-18063-18064-18879-18880-18954-18956 ITIS data uses but I converted it path enumeration to closure table 53. Start Microsoft Visual Studio. Ideally hierarchical data is representing by level (depth) and consider it should use Tree Data Structure Algorithm. Include structure. Flatten the above parent child-relation view (with texts/description) to get level wise data/hierarchy. In a relational database, the data values are stored in the form of tables and each table possesses a primary key. One of the most useful data model structures in a data mart is a Hierarchy (also called a Tree structure). This task has the following steps: Create a new table that contains a hierarchyid column. Let's use the data. Here's how you'd import multiple tables from a SQL Server database. Columns describe the specific pieces of information in the table and each row stores the corresponding data. tables 2019-12-08. The flat file design puts all database information in one table, or list, with fields to represent all parameters. Of course, this is a simple implementation and many more columns would likely be needed for a production hierarchy. Home › Forums › OpenSync › OpenSync Table Hierarchy or Diagram This topic contains 1 reply, has 2 voices, and was last updated by Tom Crawford 3 years, 10 months ago. net web application project. Add a Table to the New Schema. Currently doing challenging and interesting Oracle Absence Management Implementation for biggest Airline in the world. Building the Hierarchy Bridge Table By Ralph Kimball In our books and classes, we describe a powerful technique for representing complex ragged hierarchies of indeterminate depth. Generalization Hierarchy Rule: Each ET of a generalization hierarchy becomes a table. You can get a brief overview of what your table structure is from the left-hand navigation panel, but you can easily open up a pop-up window that displays complete details. An SQL script is provided, which retrieves and shows in an intuitive way the table hierarchy of a database. Each of the elements of a dimension could be summarized using a hierarchy. Tree structures let us take a large number of things and organise them in a way that makes sense. In this case you need a hierarchical query. The data model is also detailed enough to be used by the database developers to use as a "blueprint" for building the physical database. Hierarchical databases. Perl One-liner. These decisions gives the "grade (or strength) of recommendation. Where would you like to create your logic? In a sales document or in material master save?. But the simplicity of this table will suit our purposes for learning recursion. A hierarchical database model is a data model in which the data are organized into a tree-like structure. Let’s start in the first step with the description of the so-called Lock Hierarchy in SQL Server, because that’s the reason why the concept of the Lock Escalations exists in a relational database like SQL Server. Field Map for Oracle Primavera P6 Reporting Database This documents the mapping from the Oracle Primavera P6 Reporting Database persisted fields to the fields in the database from whence they are derived. Examples of definition lists. Create Database Table to persist Subclass. There is one input table, called EMPLOYEES, that contains the following data: Sample Input Table for Expanding a Hierarchy. Reconstruct Pathway is the basic mapping tool used for processing of KO annotation (K number assignment) data both internally for KEGG GENES and in the outside services of BlastKOALA and other annotation servers. technical hierarchy name, HIEID, version, time-validity etc. Show the table structure. If you want to read about the first mapping I showed, go to the Table Per Type post from here. Ozar’s Hierarchy of Database Needs: a 6-Month DBA Training Plan I’m not talking about “we’re experiencing locking on the Sales table” or “the CPU use. The views expressed on this blog are my own and do not necessarily reflect the views of Oracle. We need a dataset that has relationships explicitly / implicitly embedded into it. c) Same item can be parent for 1 or more child items (different hierarchies) d) Same item can be child for 1 or more parent items (different hierarchies) Data in these tables looks like below. You need to create the persistent classes representing the inheritance. But the simplicity of this table will suit our purposes for learning recursion. I used many different browsers. Tableau hierarchical database model is a data model in which the data is organized into a tree-like structure. 162-168 and illustrated by Figure 2. Notice that the database schema consists of a single table and columns for all the possible attributes in the base CD class as well as the child SpecialEditionCD and InternationalCD classes. Data are the principal resources of an organization. How to Create a Database from an Excel Spreadsheet. Others examples of parent-child hierarchies are bill of materials hierarchy (parent and child) or employee master (employee and manager) hierarchy. Entity Framework Query Samples Devart offers you to try Entity Framework functionality of dotConnect for Oracle with Entity Framework Query Samples. I’d like to show 4 or 5 levels of hierarchy, but I feel the solution I’ve sketched out is too clunky. For example, the following statement attaches a drawing file to the database of the current drawing. In this video we illustrate the database hierarchy in Pointwise. For implementing inheritance in hiberante,@Inheritance annotation is used. WooCommerce template files contain the markup and template structure for frontend and HTML emails of your store. Include structure. Lock Hierarchy The following picture shows you the lock hierarchy used by SQL Server:. A database engine may comply with a combination of any of the following: The database is a collection of table, files or datasets. Now that we have the visualization, it is time to populate some hierarchical data on which distribution analysis can be performed. This blog shows a small trick on how the table data can be displayed in a hierarchy format. Some popular SmartArt templates feature multi-color gauge graphics, color block graphics and a double helix DNA graphic, to name a few. The sample tables also include information about sales and inventory. For example, in the hierarchical database model, the administrator has to insert each piece of datum into either a parent or child node. our aim is to find the units_ordered for the following hierarchy in the store table country -> City -> store id. Net, jQuery, Charts, Google. Other options you may consider - if the size of the table grows big and the recursive solution becomes slow - is to actually store the path in a separate column (in a format that is good for ordering, i. virendersharma Tuesday, September 27, 2011. Fact table does not contain a hierarchy whereas the Dimension table contains hierarchies. Data stored in the database is organized in so called 'tables'. This is where the Kendo UI grid hierarchy feature comes into play. Next Steps. There might also be a Data Warehouse, which is very useful for providing data for Analysis, Enquiries, Reports and Business. Database-table method examples. Database In order to populate TreeView with Parent Child relationship, I have made use of two tables namely VehicleTypes and VehicleSubTypes. But for table name, sometime its shows the structure name instead of table name. a about after all also am an and another any are as at be because been before being between both but by came can come copyright corp corporation could did do does. To get an idea about a new database, or to insert records into a database, or to delete records from a database, it is necessary to know the relationships between the tables. A "discriminator" column is used to discriminate between differing types. The FSSTND, a filesystem hierarchy standard specific to the Linux operating system, was released on February 14, 1994. The DBMS provides users and programmers with a systematic way to create, retrieve, update and manage data. Be it a family tree or a employee/manager tree or what ever. These types of databases allow you to do more than simply view archived data. For one table per class hierarhcy,we have used Single_Table as inheritance strategy. The database that you will use can have multiple tables. Create Tableau Data Extract (. Tables are also called datasheets. You are here: Home / Classification Classification About the PLANTS Classification Report. View: A logical table that is based on data stored in an underlying set of tables. Classes that participate in a classification hierarchy can be represented within a relational database as a set of tables with the primary key of the general class table replicated in the other tables. I want each distinct row from this Table 1 to have each distinct date and hour produced on Table 2. If you have already generated hierarchy table then click on the select (red arrow) and choose the table. Nouns, verbs, adjectives and adverbs are grouped into sets of cognitive synonyms (synsets), each expressing a distinct concept. Tables are equivalent to Apache Spark DataFrames. Table Per Hierarchy Inheritance Entity Framework Core will represent an object-oriented hierarchy in a single table that takes the name of the base class and includes a "discriminator" column to identify the specific type for each row. The below example uses csharp and linq to convert flat to hierarchical. RSMHIERNODE. The collection of data stored in the form of columns and rows is known as a table. Creating the hierarchy table For education purposes, … Continue reading "Dynamic hierarchies in Power BI". If you are new to Data Models, this page of my new Tutorial will help you understand the Data Model. The centerpiece of the design is a bridge table whose grain is every path from any given node in the tree to all the descendants below that node. If the list is fairly dynamic, the reference table can be updated with the nightly ETL process. Short title; table of contents (a) Short title This Act may be cited as the Middle Class Tax Relief and Job Creation Act of 2012. The second screenshot shows how the same data is displayed in a hierarchy format. But what I like to do is: Make an abstract entity. \fP タグの間にあるすべての内容を処理対象としてコピーする. Tree structures let us take a large number of things and organise them in a way that makes sense. In a hash table, data is stored in an array format, where each data value has its own unique index value. This has an employee ID, and a Reports to ID which is an employee ID. Database definition, a comprehensive collection of related data organized for convenient access, generally in a computer. If you are using TOAD, then just type the table name in the sql editor of TOAD and click on F4, that will open up a window to show the constraints, table. In SQL Server 2008 we have a brand new shiny. This articles gives an overview of how to query hierarchical data in Oracle databases using SQL. Generate a hierarchical classification beginning at any taxonomic level and moving up or down through the hierarchy. com by David Winterbottom #:3# # commandlinefu. Data Hierarchy Following is a sample hierarchy of data: Tables and Data Structure Following is a list of tables to describe the above scenario. As universe is used to support SQL Query development, for preparing SQL Queries table Metadata is enough. While some field wells let you use a hierarchy, others, such as Legend, do not. Hierarchical Tree View for displaying database table : TreeView « GUI Windows Forms « C# / CSharp Tutorial. The condition is used to. This structure implies that a row can have repeating information, generally in the child data segments. It should be like a file structure where I can go as deep as I want. If you have level 6, I guess you are not using standard SAP product hierarchy (which is up to 3 levels). A "discriminator" column is used to discriminate between differing types. hierarchy(data[, children]) · Source. This might be order detail information, payroll records, drug effectiveness. Each table partition contains data rows in a heap or clustered index structure, that are managed in allocation units, depending on the data types of each column in the data rows. The text tables SETHEADERT for group nodes and specific text tables for the module like CSKT for cost center, CEPCT for profit center text, etc. Remodeling Recursive Hierarchy Tables for Business Intelligence If a hierarchy has too many levels, uneven branches, or an unlimited number of levels, then these kind of hierarchies are hard to represent using fixed dimension modeling or a fixed width table. A column has a name and a particular data type for example, character, decimal, or integer. In this example we are creating the three classes and provide mapping of these classes in the employee. In this article you learn all about WordPress tables and which ones are used for what kind of data. A database is a collection of information organized to provide efficient retrieval. TeamSQL - Database Table Structure Viewer and Explorer Easily view the structure of your data table. So in your employee table in the example the recursive children of Sally should be Sally->David->Lisa,John,Barbara,Phil I want to get these in a table along with Employee Level. SAP Product hierarchy tables stored the PH is an alphanumeric character string used for grouping materials. One model was using the Table-per-Hierarchy (TPH) pattern and the other one Table-per-Type (TPT). # run contents of "my_file" as a program perl my_file # run debugger "stand-alone". In scenarios like these, dynamic data modeling structures like recursive hierarchies. Watermark theme. If the candidate answers this than his concept is wrong. Net using C# and VB. To make the data in this table match our diagram, we would load the table as follows: MGR_ID EMP_ID EMP_NAME. 3 and later uses "Embedded Crowd" as its user management framework. This articles gives an overview of how to query hierarchical data in Oracle databases using SQL. The class generates HTML and Javascript to display the pull down menus with links according to the hierarchy of children and parent items retrieved from the database. Please watch Part 18 before proceeding. So in your employee table in the example the recursive children of Sally should be Sally->David->Lisa,John,Barbara,Phil I want to get these in a table along with Employee Level. Hierarchical attributes are. The SQL + Database Design Pattern Framework is a unique package that will show you how to build effective databases through patterns. This might be order detail information, payroll records, drug effectiveness. Users may need to understand it, plugins may need to interact with it, but generally it is theming that’s all about the template hierarchy. The example below, following a small bookstore inventory, illustrates the look and feel of hierarchical data. If you need to identify the fields and number of fields in a structure, then you should use runtime type services. As in this case, we are implementing cost center hierarchy, so CSKT table will be used. I created the following hierarchy to use in this post. The database table is where all the data in a database is stored, and without tables, there would not be much use for relational databases. Each column in the database relates to one particular part of your data. 9, NHMRC Evidence Hierarchy: designations of ‘levels of evidence’ according to type of research question (including explanatory notes) - Global Health Evidence Evaluation Framework Your browsing activity is empty. 1][Slide 6-4]. By using a SmartArt graphic in Excel, Outlook, PowerPoint, or Word, you can create a hierarchy and include it in your worksheet, e-mail message, presentation, or document. net web application project. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. In this case you need a hierarchical query. Lock Hierarchy The following picture shows you the lock hierarchy used by SQL Server:. 4 Getting Information About Databases and Tables What if you forget the name of a database or table, or what the structure of a given table is (for example, what its columns are called)?. In this episode of the Notes from the Field series database expert Kevin Hazzard explains Table Hierarchy in Microsoft SQL Server Database. Oracle 12c Release 2 introduced Analytic Views, a new set of metadata objects that are very useful for Data Warehouses and Business Intelligence applications. Creates A TABLE DATA Object of name CUST_TAB. It will show the job titles and patterns of authority in the organization. This column could replace the existing EmployeeID and ManagerID columns. A database table is composed of records and fields that hold data. To reference an objects directly, include the object in the calling hierarchy. Operational databases allow you to modify that data (add, change or delete data). This article gives an overview of the functionality available for aggregation in data warehouses, focusing specifically on the information required for the Oracle Database SQL Expert (1Z0-047) exam. One representation of this hierarchy is as follows: The idea behind this hierarchy is that the control methods at the top of graphic are potentially more effective and protective than those at the bottom. Hierarchical attributes are. A quick reminder: hierarchical data is a parent-child relationship contained in one table. …Highlighting each one those tables,…such as the. Revision History. Then use the debugger to see the data that the program has populated the structure with. (Employee Database) In Section 10. From SQL Mgt Studio, connect to AS and then right-click on a cube database name, select New Query > MDX, then copy and paste the expressions below, run the queries. Tables are the elements that store your data. Populate a Hierarchical Table Using Hierarchical Methods. 1 Hierarchy of Data [Figure 6. Hi Pinal Thank you for this article. - 1 - 1 Business Scenario This document describes the how to download a master data hierarchy to a flat file. Please refer to the DimEmployee dimension schema in the AdventureWorks2008 database. This is the second in a series of three posts about using the sp_tables, sp_columns and sp_stored_procedures stored procedures with Microsoft SQL Server databases. Doing that reveals every foreign key relationship in the database. Usually accessed from the root. A trigger is triggered automatically when an associated DML statement is executed. With that completed, we can now move into the design of a simple hierarchical keyed table that will. Each of the elements of a dimension could be summarized using a hierarchy. collection of one-liners. Even if you create a table as per Rhys Jones answer, you have to join two tables with string. # run contents of "my_file" as a program perl my_file # run debugger "stand-alone". Overall Structure of a Database Table. A simple table in a relational database is the Employees table. Net About the "The Controls collection cannot be. We normally resort to implementing views, cursors or derived tables and perform queries against them. This column could replace the existing EmployeeID and ManagerID columns. I’ve just finished presenting my second (and last) DevWeek 2016 session. Data in a database is stored in one or more tables. Let us understand this with an example. Table structure and data. A "discriminator" column is used to discriminate between differing types. Net using C# and VB. Master data table for text nodes. This is a traditional way of storing data in a table. ” It should have other companies reporting to it, and would itself report to another legal entity. Hierarchy directory texts /BI*/H Hierarchy structure table /BI*/J Interval table. Note: Hierarchy Viewer is no longer being developed. WordNet® is a large lexical database of English. Hierarchical Database: A hierarchical database is a design that uses a one-to-many relationship for data elements. Outer Joins. Tables are equivalent to Apache Spark DataFrames. While the search engines don't care whether your HTML code is error-free, they rely on the basic correctness of the code to find out which portions of your web page to index. A typical task is to return values from the table in the following way: Resultset should be sorted like a tree, that is lexical sort by ancestry chains. As retrieving data from the database (based on which the chart will be plotted) has a great importance in the chart-creation process, we have included in the documentation a set of examples which will help you to better understand the database-table method. After adding the table header, we get the required hierarchy structure of the table. Link, field assignment, and activation in structure maintenance (CU61) Transfer variant table contents to database table with CU59 (report RCCUVTDB) Variant tables cannot be mapped to database tables if: Interval values; More than one value per table line; Engineering change management. If you’ve not read them, you can find them here and here. The new SQL/JSON Query operators (Part5: JSON_TABLE, Nested Path, Ordinality Column) How do we keep track of the hierarchy when ODPI-C and Python drivers for. The size of T is 3-by-4. A graph of links between Web pages. This example showcases some of these slots and what you can do with each. Database definition, a comprehensive collection of related data organized for convenient access, generally in a computer. It is intended to help you learn the features of the. The database structure and the diagram below were last updated in version 4. An Attribute Dimension is a metadata object that references tables or views and organizes columns into higher-level objects such as attributes and levels. By granularity, we mean the lowest level of information that will be stored in the fact table. The wrapper installs these instances of the Cabal library into a private package database so as to not interfere with the user's packages. A hierarchical database model is a data model in which the data are organized into a tree-like structure. A structure is just a grouping of data elements (fields). It does this using two properties: The MasterKeyField property is the name of a field in the data source of the parent table. This is the source data you will use when creating a pivot table. a about after all also am an and another any are as at be because been before being between both but by came can come copyright corp corporation could did do does. On this website, the dimension is the logical table and the hierarchy is the definition of the levels. PRTG Manual: Object Hierarchy. Data Retrieval. After adding the table header, we get the required hierarchy structure of the table. A hierarchical query is a type of SQL query that handles hierarchical model data. The most Common Hierarchical Table I've seen. The entity type and its higher-level entity types are included in the attribute area of the database table.