SQL

SQL

NeXT Steps

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Everything You Always Wanted to Know on SQL... (But Were Afraid to Ask) a collection of links of interest

See also

• Main_Page
• Technoverse

Subject

See Also

• Technoverse
• Main Page

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Theories Links

• in french
  • https://fr.wikipedia.org/wiki/Mod%C3%A8le_entit%C3%A9-association
  • https://fr.wikipedia.org/wiki/Alg%C3%A8bre_relationnelle
  • https://fr.wikiversity.org/wiki/Introduction_aux_syst%C3%A8mes_de_bases_de_donn%C3%A9es/Le_mod%C3%A8le_relationnel

• in English
  • https://en.wikipedia.org/wiki/Associative_entity
  • https://en.wikipedia.org/wiki/Relational_algebra
  • https://www.tutorialspoint.com/dbms/relational_algebra.htm

Online SQL testing site

• https://www.w3schools.com/sql/trysql.asp?filename=trysql_asc
• https://sqltest.net/

Online Test

• https://tests4geeks.com/sql-online-test
• https://www.w3schools.com/sql/sql_exercises.asp