class Sequel::SQL::Subscript
Represents an SQL array access, with multiple possible arguments.
Attributes
f[R]
The SQL array column
sub[R]
The array of subscripts to use (should be an array of numbers)
Public Class Methods
new(f, sub)
click to toggle source
Set the array column and subscripts to the given arguments
# File lib/sequel/sql.rb, line 1792 def initialize(f, sub) @f = f @sub = sub freeze end
Public Instance Methods
[](sub)
click to toggle source
Create a new Subscript
by accessing a subarray of a
multidimensional array.
:a.sql_subscript(2) # a[2] :a.sql_subscript(2)[1] # a[2][1]
# File lib/sequel/sql.rb, line 1812 def [](sub) Subscript.new(self, Array(sub)) end
|(sub)
click to toggle source
Create a new Subscript
appending the given subscript(s) to the
current array of subscripts.
:a.sql_subscript(2) # a[2] :a.sql_subscript(2) | 1 # a[2, 1]
# File lib/sequel/sql.rb, line 1803 def |(sub) Subscript.new(@f, @sub + Array(sub)) end