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The Women's Flat Track Derby Association (WFTDA) is the international governing body for the sport of women's flat track roller derby. [1] [2] It sets the international standards for rankings, rules, and competition in the sport, and provides guidance and resources to aid development of roller derby.
Database model for MediaWiki 1.28.0 (2017) Different types of database models. A database model is a type of data model that determines the logical structure of a database. It fundamentally determines in which manner data can be stored, organized and manipulated. The most popular example of a database model is the relational model, which uses a ...
The Women's Flat Track Derby Association Division 2 (WFTDA Division 2) was the second-highest level of play in women's flat track roller derby from 2013 through 2017. . Comprising different structures over that time, in early 2018 the Women's Flat Track Derby Association (WFTDA) announced it was replacing the Division 2 Playoffs with geographically-based Continental Cups, the structure and ...
J.R. Bale/Alamy Q. Are you paying more for your homeowners and car insurance than you should? A. Yes. Q. Do you know why? A. Probably not -- in fact, we haven't a clue. And that's just the problem ...
Snowflake schema used by example query. The example schema shown to the right is a snowflaked version of the star schema example provided in the star schema article. The following example query is the snowflake schema equivalent of the star schema example code which returns the total number of television units sold by brand and by country for 1997.
The 2017 Division 1 member list was announced by the WFTDA on July 14. [4] Two teams that were in the top 36 on June 30 - #23 Adelaide Roller Derby of Adelaide, Australia, and #26 Team United Women's Roller Derby of Des Moines, Iowa - did not meet gameplay requirements to qualify for WFTDA Playoffs. [5]
Texas Rollergirls is a women's flat track roller derby league based in Austin, Texas.Founded in early 2003 and widely credited as the league that started the modern roller derby movement, [1] the Texas Rollergirls were the first flat-track league in the nation to play a version of roller derby using new standardized rules and a track design based on the dimensions of the old banked tracks. [2]
Physical data model options. [1] A physical data model (or database design) is a representation of a data design as implemented, or intended to be implemented, in a database management system. In the lifecycle of a project it typically derives from a logical data model, though it may be reverse-engineered from a given database implementation.