Class: Delete

Inherits:

SqlStatement

• Object
• SqlStatement
• Delete

Defined in:

lib/delete.rb

Instance Attribute Summary

Attributes inherited from SqlStatement

#tables, #to_sql

Class Method Summary

• .from ⇒ Object

  call-seq: Delete.from -> a_delete.

Instance Method Summary

• #[](table) ⇒ Object

  call-seq: delete -> a_delete.

Methods inherited from SqlStatement

#and, #and_with_or_conditions, #initialize, #or, #where

Constructor Details

This class inherits a constructor from SqlStatement

Class Method Details

.from ⇒ Object

call-seq: Delete.from -> a_delete

Returns a Delete instance with the SQL initialized to ‘delete from ’

Delete.from.to_sql       #=> "delete from "

# File 'lib/delete.rb', line 8

def from      
  self.new('delete from ')
end

Instance Method Details

#[](table) ⇒ Object

call-seq: delete -> a_delete

Returns a Delete instance with the table appended to the SQL statement.

Delete.from[:table1].to_sql       #=> "delete from table1"

# File 'lib/delete.rb', line 18

def [](table)
  @to_sql += table.to_sql
  @tables = [table]
  self
end