Query time 0.00386
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "41.81"
},
"ordering_operation": {
"using_filesort": true,
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": false,
"nested_loop": [
{
"table": {
"table_name": "cscart_product_features_values",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"fl",
"lang_code",
"product_id",
"fpl",
"idx_product_feature_variant_id"
],
"key": "product_id",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 33,
"rows_produced_per_join": 1,
"filtered": "4.94",
"index_condition": "(`webmarco`.`cscart_product_features_values`.`lang_code` = 'en')",
"cost_info": {
"read_cost": "33.00",
"eval_cost": "0.33",
"prefix_cost": "39.60",
"data_read_per_join": "1K"
},
"used_columns": [
"feature_id",
"product_id",
"variant_id",
"value",
"value_int",
"lang_code"
]
}
},
{
"table": {
"table_name": "pf",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"status",
"company_id"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"webmarco.cscart_product_features_values.feature_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "8.17",
"cost_info": {
"read_cost": "1.63",
"eval_cost": "0.03",
"prefix_cost": "41.56",
"data_read_per_join": "58"
},
"used_columns": [
"feature_id",
"feature_code",
"company_id",
"purpose",
"feature_style",
"filter_style",
"feature_type",
"categories_path",
"parent_id",
"display_on_product",
"display_on_catalog",
"display_on_header",
"status",
"position",
"comparison",
"timestamp",
"updated_timestamp"
],
"attached_condition": "((`webmarco`.`pf`.`feature_type` <> 'G') and (`webmarco`.`pf`.`status` = 'A') and (`webmarco`.`pf`.`company_id` in (0,621)) and (`webmarco`.`pf`.`display_on_product` = 'Y') and ((`webmarco`.`pf`.`categories_path` = '') or isnull(`webmarco`.`pf`.`categories_path`) or find_in_set(2910,`webmarco`.`pf`.`categories_path`) or find_in_set(2916,`webmarco`.`pf`.`categories_path`)))"
}
},
{
"table": {
"table_name": "pf_groups",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"webmarco.pf.parent_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "19.00",
"cost_info": {
"read_cost": "0.13",
"eval_cost": "0.01",
"prefix_cost": "41.72",
"data_read_per_join": "11"
},
"used_columns": [
"feature_id",
"status",
"position"
],
"attached_condition": "<if>(found_match(pf_groups), ((`webmarco`.`pf_groups`.`status` = 'A') or isnull(`webmarco`.`pf_groups`.`status`)), true)"
}
},
{
"table": {
"table_name": "abt_filters",
"access_type": "ref",
"possible_keys": [
"feature_id"
],
"key": "feature_id",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"webmarco.cscart_product_features_values.feature_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "0.03",
"eval_cost": "0.01",
"prefix_cost": "41.75",
"data_read_per_join": "2"
},
"used_columns": [
"filter_id",
"feature_id"
]
}
},
{
"table": {
"table_name": "pf_groups_description",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id",
"lang_code"
],
"key_length": "9",
"ref": [
"webmarco.pf.parent_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.03",
"eval_cost": "0.01",
"prefix_cost": "41.78",
"data_read_per_join": "60"
},
"used_columns": [
"feature_id",
"description",
"lang_code"
]
}
},
{
"table": {
"table_name": "cscart_product_features_descriptions",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id",
"lang_code"
],
"key_length": "9",
"ref": [
"webmarco.cscart_product_features_values.feature_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 0,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.03",
"eval_cost": "0.01",
"prefix_cost": "41.81",
"data_read_per_join": "60"
},
"used_columns": [
"feature_id",
"description",
"full_description",
"prefix",
"suffix",
"lang_code",
"internal_name"
]
}
}
]
}
}
}
}