Functions defined according to the definition of monadic operators in relational theory
The monadic operator class
The functions defined as monadic operators in the relational algebra
Supplementary functions
Specializations of functions of the relational model, with relational closure
Not part of relational theory
Without relational closure
Not part of relational theory
Functions defined according to the definition of dyadic operators in relational theory
The dyadic operator class
The functions defined as dyadic operators in the relational algebra
Somewhat deprecated operators of the relational algebra
Specializations of functions of the relational model, with relational closure
Not part of relational theory
Assignment functions
The assignment operator class
The primitive assignment function
Specialized assignment functions
Further specialized and simplified forms of update
Not part of relational theory
Additional classes