Merge pull request #3303 from poanetwork/vb-contract-twins-performance

Address contract twins feature performance

CHANGELOG.md

@@ -10,6 +10,7 @@
 - [#3261](https://github.com/poanetwork/blockscout/pull/3261) - Bridged tokens table
 
 ### Fixes
+- [#3303](https://github.com/poanetwork/blockscout/pull/3303) - Address contract twins feature performance
 - [#3295](https://github.com/poanetwork/blockscout/pull/3295) - Token instance: check if external_url is not null before trimming
 - [#3291](https://github.com/poanetwork/blockscout/pull/3291) - Support unlimited number of external rewards in block
 - [#3290](https://github.com/poanetwork/blockscout/pull/3290) - Eliminate protocol Jason.Encoder not implemented for... error

apps/explorer/lib/explorer/chain.ex

@@ -3244,7 +3244,7 @@ defmodule Explorer.Chain do
               query =
                 from(
                   address in Address,
-                  left_join: smart_contract in SmartContract,
+                  inner_join: smart_contract in SmartContract,
                   on: address.hash == smart_contract.address_hash,
                   where: fragment("md5(contract_code::text)") == ^contract_code_md5,
                   where: address.hash != ^target_address_hash,