Query time 0.00094
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "5.75"
},
"ordering_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "1.00"
},
"nested_loop": [
{
"table": {
"table_name": "cscart_ab__category_banners",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"status"
],
"key": "status",
"used_key_parts": [
"status"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "1.10",
"data_read_per_join": "808"
},
"used_columns": [
"category_banner_id",
"status",
"target_blank",
"repeat",
"position",
"include_subcategories",
"from_date",
"to_date",
"nofollow"
],
"attached_condition": "((0 <> if(`s2cart`.`cscart_ab__category_banners`.`from_date`,(`s2cart`.`cscart_ab__category_banners`.`from_date` <= 1732199214),1)) and (0 <> if(`s2cart`.`cscart_ab__category_banners`.`to_date`,(`s2cart`.`cscart_ab__category_banners`.`to_date` >= 1732199214),1)))"
}
},
{
"table": {
"table_name": "cscart_ab__category_banner_images_and_descr",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"banner"
],
"key": "banner",
"used_key_parts": [
"category_banner_id",
"lang_code"
],
"key_length": "9",
"ref": [
"s2cart.cscart_ab__category_banners.category_banner_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "2.20",
"data_read_per_join": "1K"
},
"used_columns": [
"category_banner_image_id",
"category_banner_id",
"category_banner",
"url",
"lang_code"
]
}
},
{
"table": {
"table_name": "ab__category_banner_categories",
"access_type": "ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"category_banner_id"
],
"key_length": "3",
"ref": [
"s2cart.cscart_ab__category_banners.category_banner_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "3.30",
"data_read_per_join": "8"
},
"used_columns": [
"category_banner_id",
"category_id"
],
"attached_condition": "<if>(found_match(ab__category_banner_categories), ((`s2cart`.`ab__category_banner_categories`.`category_id` = 1257) or (`s2cart`.`cscart_ab__category_banners`.`include_subcategories` = 'Y')), true)"
}
},
{
"table": {
"table_name": "ab__category_banner_categories1",
"access_type": "ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"category_banner_id"
],
"key_length": "3",
"ref": [
"s2cart.cscart_ab__category_banners.category_banner_id"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "1.00",
"eval_cost": "0.10",
"prefix_cost": "4.40",
"data_read_per_join": "8"
},
"used_columns": [
"category_banner_id",
"category_id"
],
"attached_condition": "<if>(found_match(ab__category_banner_categories1), ((`s2cart`.`ab__category_banner_categories`.`category_id` = 1257) or ((`s2cart`.`ab__category_banner_categories1`.`category_id` in (1192,1198,1257)) and (`s2cart`.`cscart_ab__category_banners`.`include_subcategories` = 'Y'))), true)"
}
},
{
"table": {
"table_name": "il",
"access_type": "ref",
"possible_keys": [
"object_id"
],
"key": "object_id",
"used_key_parts": [
"object_id",
"object_type",
"type"
],
"key_length": "81",
"ref": [
"s2cart.cscart_ab__category_banner_images_and_descr.category_banner_image_id",
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"index_condition": "(`s2cart`.`il`.`object_id` = `s2cart`.`cscart_ab__category_banner_images_and_descr`.`category_banner_image_id`)",
"cost_info": {
"read_cost": "0.25",
"eval_cost": "0.10",
"prefix_cost": "4.75",
"data_read_per_join": "96"
},
"used_columns": [
"pair_id",
"object_id",
"object_type",
"type"
]
}
}
]
}
}
}