SELECT 
  banners.banner_id, 
  banners.type, 
  banners.target, 
  banners.status, 
  banners.timestamp, 
  banner_descriptions.banner, 
  banner_descriptions.description, 
  banner_descriptions.url, 
  banner_images.banner_image_id 
FROM 
  banners 
  LEFT JOIN banner_descriptions ON banner_descriptions.banner_id = banners.banner_id 
  AND banner_descriptions.lang_code = 'en' 
  LEFT JOIN banner_images ON banner_images.banner_id = banners.banner_id 
  AND banner_images.lang_code = 'en' 
WHERE 
  1 
  AND (
    banners.type != 'G' 
    OR banner_images.banner_image_id IS NOT NULL
  ) 
  AND banners.banner_id IN (9791, 9792, 9789, 9790) 
  AND banners.status = 'A' 
ORDER BY 
  banner_descriptions.banner asc

Query time 0.00150

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "2.79"
    },
    "ordering_operation": {
      "using_temporary_table": true,
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "0.40"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "banners",
            "access_type": "range",
            "possible_keys": [
              "PRIMARY",
              "status"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "banner_id"
            ],
            "key_length": "3",
            "rows_examined_per_scan": 4,
            "rows_produced_per_join": 0,
            "filtered": "10.00",
            "cost_info": {
              "read_cost": "1.77",
              "eval_cost": "0.04",
              "prefix_cost": "1.81",
              "data_read_per_join": "320"
            },
            "used_columns": [
              "banner_id",
              "status",
              "type",
              "target",
              "timestamp"
            ],
            "attached_condition": "((`goimagine`.`banners`.`banner_id` in (9791,9792,9789,9790)) and (`goimagine`.`banners`.`status` = 'A'))"
          }
        },
        {
          "table": {
            "table_name": "banner_descriptions",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "banner_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "goimagine.banners.banner_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.10",
              "eval_cost": "0.04",
              "prefix_cost": "1.95",
              "data_read_per_join": "627"
            },
            "used_columns": [
              "banner_id",
              "banner",
              "url",
              "description",
              "lang_code"
            ]
          }
        },
        {
          "table": {
            "table_name": "banner_images",
            "access_type": "eq_ref",
            "possible_keys": [
              "banner"
            ],
            "key": "banner",
            "used_key_parts": [
              "banner_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "goimagine.banners.banner_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 0,
            "filtered": "100.00",
            "using_index": true,
            "cost_info": {
              "read_cost": "0.40",
              "eval_cost": "0.04",
              "prefix_cost": "2.39",
              "data_read_per_join": "6"
            },
            "used_columns": [
              "banner_image_id",
              "banner_id",
              "lang_code"
            ],
            "attached_condition": "<if>(found_match(banner_images), ((`goimagine`.`banners`.`type` <> 'G') or (`goimagine`.`banner_images`.`banner_image_id` is not null)), true)"
          }
        }
      ]
    }
  }
}