Query time 0.00103
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "1.00"
},
"ordering_operation": {
"using_filesort": false,
"nested_loop": [
{
"table": {
"table_name": "company_values",
"access_type": "system",
"possible_keys": [
"PRIMARY",
"storefront_id",
"company_id"
],
"rows_examined_per_scan": 0,
"rows_produced_per_join": 1,
"filtered": "0.00",
"const_row_not_found": true,
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "24"
},
"used_columns": [
"object_id",
"company_id",
"value",
"storefront_id"
]
}
},
{
"table": {
"table_name": "storefront_values",
"access_type": "system",
"possible_keys": [
"PRIMARY",
"storefront_id",
"company_id"
],
"rows_examined_per_scan": 0,
"rows_produced_per_join": 1,
"filtered": "0.00",
"const_row_not_found": true,
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "24"
},
"used_columns": [
"object_id",
"company_id",
"value",
"storefront_id"
]
}
},
{
"table": {
"table_name": "cscart_settings_objects",
"access_type": "const",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"object_id"
],
"key_length": "3",
"ref": [
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "808"
},
"used_columns": [
"object_id",
"edition_type",
"name",
"type",
"value",
"position"
]
}
}
]
}
}
}
Result
object_id |
object_type |
description |
value |
6146 |
H |
watermark |
a:7:{s:4:"type";s:1:"T";s:4:"text";s:15:"eshopuganda.com";s:4:"font";s:5:"arial";s:10:"font_color";s:4:"gray";s:14:"font_size_icon";s:2:"10";s:18:"font_size_detailed";s:2:"10";s:8:"position";s:13:"center_center";} |