SELECT 
  company_descriptions.*, 
  companies.*, 
  ushop_vendor_plan_descriptions.plan, 
  ushop_seo_names.name as seo_name, 
  ushop_seo_names.path as seo_path, 
  AVG(
    ushop_discussion_rating.rating_value
  ) AS average_rating, 
  CONCAT(
    companies.company_id, 
    '_', 
    IF (
      ushop_discussion_rating.thread_id, 
      ushop_discussion_rating.thread_id, 
      '0'
    )
  ) AS company_thread_ids 
FROM 
  ushop_companies AS companies 
  LEFT JOIN ushop_company_descriptions AS company_descriptions ON company_descriptions.company_id = companies.company_id 
  AND company_descriptions.lang_code = 'es' 
  LEFT JOIN ushop_vendor_plan_descriptions ON companies.plan_id = ushop_vendor_plan_descriptions.plan_id 
  AND ushop_vendor_plan_descriptions.lang_code = 'es' 
  LEFT JOIN ushop_seo_names ON ushop_seo_names.object_id = 1 
  AND ushop_seo_names.type = 'm' 
  AND ushop_seo_names.dispatch = '' 
  AND ushop_seo_names.lang_code = 'es' 
  LEFT JOIN ushop_discussion ON ushop_discussion.object_id = companies.company_id 
  AND ushop_discussion.object_type = 'M' 
  LEFT JOIN ushop_discussion_posts ON ushop_discussion_posts.thread_id = ushop_discussion.thread_id 
  AND ushop_discussion_posts.status = 'A' 
  LEFT JOIN ushop_discussion_rating ON ushop_discussion.thread_id = ushop_discussion_rating.thread_id 
  AND ushop_discussion_rating.post_id = ushop_discussion_posts.post_id 
WHERE 
  companies.company_id = 1

Query time 0.00169

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "1.40"
    },
    "nested_loop": [
      {
        "table": {
          "table_name": "companies",
          "access_type": "const",
          "possible_keys": [
            "PRIMARY"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "company_id"
          ],
          "key_length": "4",
          "ref": [
            "const"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.00",
            "eval_cost": "0.10",
            "prefix_cost": "0.00",
            "data_read_per_join": "6K"
          },
          "used_columns": [
            "company_id",
            "status",
            "company",
            "lang_code",
            "address",
            "city",
            "state",
            "country",
            "zipcode",
            "email",
            "phone",
            "url",
            "storefront",
            "secure_storefront",
            "entry_page",
            "redirect_customer",
            "countries_list",
            "timestamp",
            "shippings",
            "logos",
            "request_user_id",
            "request_account_name",
            "request_account_data",
            "tax_number",
            "registered_from_storefront_id",
            "plan_id",
            "pre_moderation",
            "pre_moderation_edit",
            "pre_moderation_edit_vendors",
            "suspend_date",
            "grace_period_start",
            "last_time_suspended",
            "last_debt_notification_time",
            "cp_profile_type",
            "upload_kyc_request_sent",
            "upload_kyc_request_time",
            "wk_upload_exp",
            "categories",
            "wk_plan_type"
          ]
        }
      },
      {
        "table": {
          "table_name": "company_descriptions",
          "access_type": "const",
          "possible_keys": [
            "PRIMARY"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "company_id",
            "lang_code"
          ],
          "key_length": "10",
          "ref": [
            "const",
            "const"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.00",
            "eval_cost": "0.10",
            "prefix_cost": "0.00",
            "data_read_per_join": "1K"
          },
          "used_columns": [
            "company_id",
            "lang_code",
            "company_description",
            "i18n_company",
            "i18n_address",
            "i18n_city",
            "terms"
          ]
        }
      },
      {
        "table": {
          "table_name": "ushop_vendor_plan_descriptions",
          "access_type": "const",
          "possible_keys": [
            "PRIMARY"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "plan_id",
            "lang_code"
          ],
          "key_length": "10",
          "ref": [
            "const",
            "const"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.00",
            "eval_cost": "0.10",
            "prefix_cost": "0.00",
            "data_read_per_join": "792"
          },
          "used_columns": [
            "plan_id",
            "lang_code",
            "plan"
          ]
        }
      },
      {
        "table": {
          "table_name": "ushop_seo_names",
          "access_type": "ref",
          "possible_keys": [
            "PRIMARY",
            "dispatch"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "object_id",
            "type",
            "dispatch",
            "lang_code"
          ],
          "key_length": "206",
          "ref": [
            "const",
            "const",
            "const",
            "const"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.25",
            "eval_cost": "0.10",
            "prefix_cost": "0.35",
            "data_read_per_join": "1K"
          },
          "used_columns": [
            "name",
            "object_id",
            "type",
            "dispatch",
            "path",
            "lang_code"
          ]
        }
      },
      {
        "table": {
          "table_name": "ushop_discussion",
          "access_type": "const",
          "possible_keys": [
            "object_id"
          ],
          "key": "object_id",
          "used_key_parts": [
            "object_id",
            "object_type"
          ],
          "key_length": "6",
          "ref": [
            "const",
            "const"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.25",
            "eval_cost": "0.10",
            "prefix_cost": "0.70",
            "data_read_per_join": "24"
          },
          "used_columns": [
            "thread_id",
            "object_id",
            "object_type"
          ]
        }
      },
      {
        "table": {
          "table_name": "ushop_discussion_posts",
          "access_type": "ref",
          "possible_keys": [
            "thread_id",
            "thread_id_2"
          ],
          "key": "thread_id",
          "used_key_parts": [
            "thread_id"
          ],
          "key_length": "3",
          "ref": [
            "marketplace.ushop_discussion.thread_id"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.25",
            "eval_cost": "0.10",
            "prefix_cost": "1.05",
            "data_read_per_join": "448"
          },
          "used_columns": [
            "post_id",
            "thread_id",
            "status"
          ],
          "attached_condition": "<if>(is_not_null_compl(ushop_discussion_posts), (`marketplace`.`ushop_discussion_posts`.`status` = 'A'), true)"
        }
      },
      {
        "table": {
          "table_name": "ushop_discussion_rating",
          "access_type": "eq_ref",
          "possible_keys": [
            "PRIMARY",
            "thread_id"
          ],
          "key": "PRIMARY",
          "used_key_parts": [
            "post_id"
          ],
          "key_length": "3",
          "ref": [
            "marketplace.ushop_discussion_posts.post_id"
          ],
          "rows_examined_per_scan": 1,
          "rows_produced_per_join": 1,
          "filtered": "100.00",
          "cost_info": {
            "read_cost": "0.25",
            "eval_cost": "0.10",
            "prefix_cost": "1.40",
            "data_read_per_join": "16"
          },
          "used_columns": [
            "rating_value",
            "post_id",
            "thread_id"
          ],
          "attached_condition": "<if>(is_not_null_compl(ushop_discussion_rating), (`marketplace`.`ushop_discussion_rating`.`thread_id` = `marketplace`.`ushop_discussion`.`thread_id`), true)"
        }
      }
    ]
  }
}

Result

company_id lang_code company_description i18n_company i18n_address i18n_city terms status company address city state country zipcode email phone url storefront secure_storefront entry_page redirect_customer countries_list timestamp shippings logos request_user_id request_account_name request_account_data tax_number registered_from_storefront_id plan_id pre_moderation pre_moderation_edit pre_moderation_edit_vendors suspend_date grace_period_start last_time_suspended last_debt_notification_time cp_profile_type upload_kyc_request_sent upload_kyc_request_time wk_upload_exp categories wk_plan_type plan seo_name seo_path average_rating company_thread_ids
1 es <p>La empresa con las mejores herramientas del mundo.</p> Ferrequipo Boston street Boston <p>Por favor, lee detenidamente los Términos y Condiciones de CS-Cart ("Términos", "Términos y Condiciones") antes de comprar productos.</p> <p><strong>Al enviar el pedido, aceptas estar sujeto a estos Términos. Si no estás de acuerdo con alguna parte de los Términos, no podrás acceder al Servicio.</strong></p> <p><strong>Compras</strong></p> <p>Si deseas comprar algún producto o servicio disponible a través del Servicio ("Compra"), es posible que te soliciten ciertos datos relevantes para tu Compra, incluyendo, sin limitación, tu ...</p> <p><span></span><strong>Contenido</strong></p> <p>Nuestro Servicio te permite publicar, enlazar, almacenar, compartir y poner a disposición cierta información, texto, gráficos, videos u otro material ("Contenido").</p> <p><span></span><strong>Cambios</strong></p> <p>Nos reservamos el derecho, a nuestra exclusiva discreción, de modificar o reemplazar estos Términos en cualquier momento. Si una revisión es importante, intentaremos proporcionar al menos 30 días de aviso antes de que los nuevos términos entren en vigor. Lo que se considera un cambio material será determinado a nuestra exclusiva discreción.</p> <p><span></span><strong>Contáctanos</strong></p> <p>Si tienes alguna pregunta sobre estos Términos, por favor contáctanos.</p> A Ferrequipo Boston street Boston MA US 02125 sebas-lpe@hotmail.com +16175556985 http://example.com none Y 1269610462 0 3 N N N 1758922717 0 1762235821 0 S 1 1758983748 0 month Oro cs-cart 1_0