Class: Sequel::SQL::Function

Inherits:

GenericExpression

• Object
• Expression
• GenericExpression
• Sequel::SQL::Function

Defined in:

lib/sequel/sql.rb,
lib/sequel/extensions/eval_inspect.rb

Overview

Represents an SQL function call.

Direct Known Subclasses

EmulatedFunction

Instance Attribute Summary

• #args ⇒ Object readonly

  The array of arguments to pass to the function (may be blank).

• #f ⇒ Object readonly

  The SQL function to call.

Instance Method Summary

• #initialize(f, *args) ⇒ Function constructor

  Set the functions and args to the given arguments.

Methods included from Postgres::HStoreOpMethods

#hstore

Methods included from Postgres::RangeOpMethods

#pg_range

Methods included from Postgres::ArrayOpMethods

#pg_array

Methods included from Postgres::PGRowOp::ExpressionMethods

#pg_row

Methods included from SubscriptMethods

#sql_subscript

Methods included from StringMethods

#ilike, #like

Methods included from OrderMethods

#asc, #desc

Methods included from NumericMethods

#+

Methods included from ComplexExpressionMethods

#extract, #sql_boolean, #sql_number, #sql_string

Methods included from CastMethods

#cast, #cast_numeric, #cast_string

Methods included from BooleanMethods

#~

Methods included from AliasMethods

#as

Methods inherited from Expression

#==, attr_reader, #eql?, #hash, inherited, #inspect, #lit, #sql_literal

Constructor Details

#initialize(f, *args) ⇒ Function

Set the functions and args to the given arguments

# File 'lib/sequel/sql.rb', line 1209

def initialize(f, *args)
  @f, @args = f, args
end

Instance Attribute Details

#args ⇒ Object (readonly)

The array of arguments to pass to the function (may be blank)

# File 'lib/sequel/sql.rb', line 1206

def args
  @args
end

#f ⇒ Object (readonly)

The SQL function to call

# File 'lib/sequel/sql.rb', line 1203

def f
  @f
end