Merge all the tables

data/presupuestos_municipales/import.rb

@@ -1,6 +1,7 @@
 class PresupuestosMunicipales::DataImport
 
  def import_in_database!
+ years = [2010,2011,2012,2013,2014,2015]
  Dir.foreach(File.expand_path('../', __FILE__)) do |directory|
  next if ['.', '..'].include?(directory)
  year = directory
@@ -10,6 +11,32 @@ def import_in_database!
  import_year_data(directory, year)
  end
  end
+
+ create_yearable_tables
+
+ years.each do |year|
+ sql = <<-SQL
+insert into tb_economica (id, idente, tipreig, cdcta, importe, year)
+select id, idente, tipreig, cdcta, importe, #{year} as year
+FROM tb_economica_#{year}
+SQL
+
+ ActiveRecord::Base.connection.execute(sql)
+
+ sql = <<-SQL
+insert into tb_funcional (id, idente, cdcta, cdfgr, importe, year)
+select id, idente, cdcta, cdfgr, importe, #{year} as year
+FROM tb_funcional_#{year}
+SQL
+
+ ActiveRecord::Base.connection.execute(sql)
+ end
+
+ ActiveRecord::Base.connection.execute(%Q{ALTER TABLE "tb_cuentasEconomica_2015" RENAME TO "tb_cuentasEconomica"})
+ ActiveRecord::Base.connection.execute(%Q{ALTER TABLE "tb_cuentasProgramas_2015" RENAME TO "tb_cuentasProgramas"})
+ ActiveRecord::Base.connection.execute(%Q{ALTER TABLE tb_inventario_2015 RENAME TO tb_inventario})
+
+ # TODO: remove the tables that are not used anymore (the tables with a year in the suffix)
  end
 
  private
@@ -49,6 +76,32 @@ def import_file(file, year)
  puts "Renamed table to #{table_name}_#{year}"
  puts
  end
+
+ def create_yearable_tables
+sql = <<-SQL
+DROP TABLE IF EXISTS tb_funcional;
+CREATE TABLE "tb_funcional" (
+ "id" NUMERIC(15,2),
+ "idente" NUMERIC(15,2),
+ "cdcta" VARCHAR(6),
+ "cdfgr" VARCHAR(6),
+ "importe" NUMERIC(15,2),
+ "year" smallint
+);
+
+DROP TABLE IF EXISTS tb_economica;
+CREATE TABLE "tb_economica" (
+ "id" NUMERIC(15,2),
+ "idente" NUMERIC(15,2),
+ "tipreig" VARCHAR(1),
+ "cdcta" VARCHAR(6),
+ "importe" NUMERIC(15,2),
+ "year" smallint
+);
+SQL
+
+ ActiveRecord::Base.connection.execute(sql)
+ end
 end