A SQL method of combining database tables in order to obtain the desired information In a join, multiple tables are connected by specifying the relationship between a column in one table and a column in another table
cause to become joined or linked; "join these two parts so that they fit together"
a query which uses data from more than one relation The relations must have at least one attribute (called the join or linking attribute) in common
Operation within a RDBMS by which data from two tables are combined to form a third, virtual table upon which further operations can be performed; one category of SQL commands
If you join an activity that other people are doing, you take part in it or become involved with it. Telephone operators joined the strike and four million engineering workers are also planning action The pastor requested the women present to join him in prayer Private contractors joined in condemning the Government's stance
An operation that matches records in two tables based on a field that each one has in common, such as a customer number or an inventory number
To connect two or more separately digitized maps; the junction between two such maps, sometimes visible as a results of imperfections in the data
A type of query which retrieves data from more than one object at a time A join allows the user to select attributes from multiple objects, then returns the data as if were all stored together in one object
Join operators compare two or more tables (or views) by specifying a column from each, comparing the values in those columns row by row, and concatenating rows in which the comparison is true
be or become joined or united or linked; "The two streets connect to become a highway"; "Our paths joined"; "The travelers linked up again at the airport"
To be contiguous, close, or in contact; to come together; to unite; to mingle; to form a union; as, the bones of the skull join; two rivers join