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Module type
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Class
Class type
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Petrol.Expr
SourceDefines an extensible embedding of SQL expressions.
'a t
represents an SQL expression that evaluates to a value of OCaml type 'a
pp fmt expr
pretty prints the expression expr
.
Note You shouldn't have to call this yourself. Petrol usually takes care of this for you, but you may want to use it for debugging.
An opaque wrapper that represents an assignment of a value to a particular field in a table.
Represents a heterogeneous sequence of SQL expressions.