{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "7.42"
},
"table": {
"table_name": "q_ab__video_gallery",
"access_type": "range",
"possible_keys": [
"product_id"
],
"key": "product_id",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"rows_examined_per_scan": 16,
"rows_produced_per_join": 16,
"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "4.22",
"eval_cost": "3.20",
"prefix_cost": "7.42",
"data_read_per_join": "1K"
},
"used_columns": [
"video_id",
"product_id"
],
"attached_condition": "(`portal`.`q_ab__video_gallery`.`product_id` in (30255,30256,30257,30258,30259,30260,30261,30262,30263,30264,30265,30266,30267,30268,30269,30270))"
}
}
}