{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "22.71"
},
"table": {
"table_name": "cscart_categories",
"access_type": "range",
"possible_keys": [
"PRIMARY",
"parent",
"p_category_id"
],
"key": "parent",
"used_key_parts": [
"parent_id"
],
"key_length": "3",
"rows_examined_per_scan": 41,
"rows_produced_per_join": 41,
"filtered": "100.00",
"index_condition": "(`s2cart`.`cscart_categories`.`parent_id` in (1144,1146,1147,1148,1149,1150,1158,1159,1160,1178,1181,1182,1185,1186,1189,1190,1191))",
"cost_info": {
"read_cost": "18.61",
"eval_cost": "4.10",
"prefix_cost": "22.71",
"data_read_per_join": "145K"
},
"used_columns": [
"category_id",
"parent_id"
],
"attached_condition": "(`s2cart`.`cscart_categories`.`category_id` <> 414)"
}
}
}
category_id | parent_id |
---|---|
1145 | 1144 |
1151 | 1150 |
1152 | 1150 |
1153 | 1150 |
1154 | 1150 |
1155 | 1150 |
1156 | 1150 |
1157 | 1150 |
1161 | 1160 |
1162 | 1160 |
1163 | 1160 |
1164 | 1160 |
1165 | 1160 |
1166 | 1160 |
1167 | 1160 |
1168 | 1160 |
1169 | 1160 |
1170 | 1160 |
1171 | 1160 |
1172 | 1160 |
1173 | 1160 |
1174 | 1160 |
1175 | 1160 |
1176 | 1160 |
1177 | 1160 |
1179 | 1178 |
1180 | 1178 |
1183 | 1182 |
1184 | 1182 |
1187 | 1186 |
1188 | 1186 |