• Thumbnail for Star schema
    In computing, the star schema or star model is the simplest style of data mart schema and is the approach most widely used to develop data warehouses...
    7 KB (985 words) - 08:39, 24 June 2024
  • Thumbnail for Snowflake schema
    snowflake schema is similar to the star schema. However, in the snowflake schema, dimensions are normalized into multiple related tables, whereas the star schema's...
    8 KB (1,023 words) - 13:32, 27 March 2024
  • reverse star schema is a schema optimized for fast retrieval of large quantities of descriptive data. The design was derived from a warehouse star schema, and...
    2 KB (211 words) - 01:02, 13 October 2022
  • extension of the star schema. A fact constellation schema has multiple fact tables. It is also known as galaxy schema. It is a widely used schema and more complex...
    1,017 bytes (111 words) - 08:04, 4 June 2024
  • Thumbnail for Database schema
    The database schema is the structure of a database described in a formal language supported typically by a relational database management system (RDBMS)...
    11 KB (1,082 words) - 11:25, 23 November 2023
  • Thumbnail for Fact table
    facts of a business process. It is located at the center of a star schema or a snowflake schema surrounded by dimension tables. Where multiple fact tables...
    7 KB (1,057 words) - 12:29, 16 August 2023
  • Thumbnail for Data mart
    source systems Is built focused on a dimensional model using a star schema. Star schema - fairly popular design choice; enables a relational database to...
    7 KB (895 words) - 17:19, 5 February 2024
  • Thumbnail for Data model
    is an inevitable result of the process. Star schema The simplest style of data warehouse schema. The star schema consists of a few "fact tables" (possibly...
    40 KB (5,059 words) - 23:27, 29 May 2024
  • Thumbnail for Data warehouse
    facts. The combination of facts and dimensions is sometimes called a star schema. The access layer helps users retrieve data. The main source of the data...
    38 KB (4,883 words) - 18:54, 10 May 2024
  • In psychology and cognitive science, a schema (pl.: schemata or schemas) describes a pattern of thought or behavior that organizes categories of information...
    34 KB (4,286 words) - 15:12, 23 April 2024
  • Thumbnail for Database model
    entity–relationship model Object model Document model Entity–attribute–value model Star schema An object–relational database combines the two related structures. Physical...
    21 KB (2,959 words) - 22:53, 9 June 2024
  • Thumbnail for OLAP cube
    expenses, budget and forecast. OLAP data is typically stored in a star schema or snowflake schema in a relational data warehouse or in a special-purpose data...
    11 KB (1,305 words) - 04:23, 13 May 2024
  • Thumbnail for Data vault modeling
    implementations can scale out without the need for major redesign. Unlike the star schema (dimensional modelling) and the classical relational model (3NF), data...
    32 KB (4,050 words) - 22:40, 2 June 2024
  • Thumbnail for PostgreSQL
    PostgreSQL (section Schemas)
    large fact table to smaller dimension tables such as those arranged in a star schema). k-nearest neighbors (k-NN) indexing (also referred to KNN-GiST) provides...
    98 KB (8,581 words) - 22:48, 23 July 2024
  • large fact table to smaller dimension tables such as those arranged in a star schema. Continuing the internet access example, a bitmap index may be logically...
    21 KB (2,595 words) - 08:18, 7 December 2023
  • stream management system NoSQL MUMPS Hierarchical database model Star schema Snowflake schema Paul, Ryan (24 October 2005). "A guided tour of the Microsoft...
    39 KB (3,754 words) - 17:58, 23 July 2024
  • Thumbnail for Hierarchical Data Format
    The HDF5 data storage mechanism can be simpler and faster than an SQL star schema.[example needed] Criticism of HDF5 follows from its monolithic design...
    13 KB (1,332 words) - 19:52, 22 February 2024
  • query models and compute advanced measures Logical data model, hereunder star schema with fact table and dimension tables Data versai DougKlopfenstein. "Power...
    5 KB (669 words) - 17:22, 29 March 2024
  • Thumbnail for Dimension (data warehouse)
    A dimension table in an OLAP cube with a star schema...
    18 KB (2,585 words) - 03:34, 10 April 2024
  • Thumbnail for Anchor modeling
    relational database will mostly be in the sixth normal form. Unlike the star schema (dimensional modelling) and the classical relational model (3NF), data...
    14 KB (1,602 words) - 10:31, 27 March 2024
  • Thumbnail for Database
    entity–relationship model Object model Document model Entity–attribute–value model Star schema An object–relational database combines the two related structures. Physical...
    75 KB (9,580 words) - 09:28, 18 June 2024
  • (Dataflow), an intermediary data mart (with for instance storage of star schemas, dimension tables, fact tables), and finally the modelling layer (dataset)...
    16 KB (1,732 words) - 14:33, 20 June 2024
  • (Relational Online Analytical Processing) Relational transducer Snowflake schema SQL Star schema Hastings, Jordan (2003). Portable Software Tools for Managing and...
    32 KB (3,832 words) - 14:32, 6 April 2024
  • Thumbnail for Entity–relationship model
    'fan out' from the master table. This type of model looks similar to a star schema, a type of model used in data warehouses. When trying to calculate sums...
    33 KB (4,182 words) - 17:09, 3 May 2024
  • where one dimension is time. The essential design pattern resembles a star schema. GESMES/TS promotes automation by its ability to explicitly declare the...
    2 KB (216 words) - 00:47, 30 September 2017
  • or averaging. The cube metadata is typically created from a star schema or snowflake schema or fact constellation of tables in a relational database. Measures...
    37 KB (4,469 words) - 06:53, 22 July 2024
  • compared the performance of Hive, Presto, and Druid using a denormalized Star Schema Benchmark based on the TPC-H standard. Druid was tested using both a...
    11 KB (865 words) - 19:51, 26 April 2024
  • ISBN 978-1634623315 Inmon, William H.; Puppini, Francesco (2020), The Unified Star Schema: An Agile and Resilient Approach to Data Warehouse and Analytics Design...
    9 KB (984 words) - 00:13, 17 March 2024
  • Thumbnail for IBM Z
    various XML System Services, IPSec offload, certain parts of IBM DB2 DRDA, star schema, IBM HiperSockets for large messages, and the IBM GBS Scalable Architecture...
    47 KB (5,187 words) - 16:01, 5 July 2024
  • which it will be joined Star schemas, which are also known as fact-dimension models and have been extended to snowflake schemas Prebuilt summarization...
    5 KB (693 words) - 14:45, 26 June 2024