Benchmarks for reducing query_conditions_for_initial_load memory load

benchmark_memory_multi_tenant.rb

y = 1
Benchmark.memory do |x|
 x.report(:master_large_multi_tenant_tenant_test) do
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :large_multi_tenant_tenant_test).connection
     ActiveRecord::Base.clear_active_connections!
   end
 end

 x.report(:patch_large_multi_tenant_tenant_test) do
   require 'active_record_postgresql_adapter_ext'
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :large_multi_tenant_tenant_test).connection
   end
 end
x.compare!
end

benchmark_memory_single_tenant.rb

y = 10
Benchmark.memory do |x|
 x.report(:master_single_tenant_test) do
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :single_tenant_test).connection
   end
 end

 x.report(:patch_single_tenant_test) do
   require 'active_record_postgresql_adapter_ext'
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :single_tenant_test).connection
     ActiveRecord::Base.clear_active_connections!
   end
 end
x.compare!
end

benchmark_speed_multi_tenant.rb

y = 10
Benchmark.bmbm do |x|
 x.report(:master_large_multi_tenant_tenant_test) do
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :large_multi_tenant_tenant_test).connection
   end
 end

 x.report(:patch_large_multi_tenant_tenant_test) do
   require 'active_record_postgresql_adapter_ext'
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :large_multi_tenant_tenant_test).connection
   end
 end
end

benchmark_speed_single_tenant.rb

y = 10
Benchmark.bmbm do |x|
 x.report(:master_single_tenant_test) do
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :single_tenant_test).connection
   end
 end

 x.report(:patch_single_tenant_test) do
   require 'active_record_postgresql_adapter_ext'
   y.times do
     ActiveRecord::Base.establish_connection(adapter: :postgresql, database: :single_tenant_test).connection
   end
 end
end