class

PG::ResultSet

Inherits DB::ResultSet < DB::Disposable < Reference < Object

Constructors

new(statement, fields : Array(PQ::Field) | Nil)

column_count

Returns the number of columns in the result

column_name(index : Int32) : String

Returns the name of the column in index 0-based position.

column_type(index : Int32)

move_next

Move the next row in the result. Return false if no more rows are available. See #each

read(t : Array(T).class) : Array(T) forall T

read(t : Array(T) | ::Nil.class) : Array(T) | Nil forall T

read(t : String.class) : String

read(t : String | ::Nil.class) : String | Nil

read(t : JSON::Any.class) : JSON::Any

read(t : JSON::Any | ::Nil.class) : JSON::Any | Nil

read(t : BigRational.class)

read(t : BigRational | ::Nil.class)

read

Reads the next column value

rows_affected