Query time 0.00092
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "19.37"
},
"ordering_operation": {
"using_filesort": true,
"cost_info": {
"sort_cost": "13.00"
},
"nested_loop": [
{
"table": {
"table_name": "a",
"access_type": "ALL",
"possible_keys": [
"c_status"
],
"rows_examined_per_scan": 13,
"rows_produced_per_join": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.52",
"eval_cost": "1.30",
"prefix_cost": "1.82",
"data_read_per_join": "29K"
},
"used_columns": [
"option_id",
"product_id",
"company_id",
"option_type",
"regexp",
"required",
"multiupload",
"allowed_extensions",
"max_file_size",
"missing_variants_handling",
"status",
"position",
"value"
],
"attached_condition": "((`softwarepirmam_hewadelivard_cscart_4`.`a`.`product_id` in (2187,2244,2172,2171,1668,8586,8372,2222,2175,2228,2220,2177,2230,2226,1667,2221,2179,1666,8240,2183,8813,2176,8433,2224,2195,2225,8514,2189,2196,2186,2180,2178,2191,2170,2181,2190,2185,2198,2182,2188,2173,8784,2193,2184,2197,2174,2199,2219,2223,2194,2243,2200,2229,8789,8695,8766,8802,8362,8573,8696,8243,8617,8601,8375,8570,8812,8536,8604,8589,8699,8590,8612,8800,8702,8576,8701,8464,8469,8577,8708,8703,8783,8804,8275,8569,8724,8445,8470,8435,8801,8805,8811,8815,8441,8446,8543,8245,8440,8519,8593,8595,8432,8444,8471,8594,8472,8457,8806,8828,8830,8575,8269,8466,8363,8459,8460,8603,8581,8709,8438,8799,8831,8241,8272,8273,8276,8365,8382,8538,8572,8578,8580,8585,8597,8614,8615,8729,8730,8757,8797,8810,8814,8829,8242,8244,8277,8280,8373,8377,8403,8431,8434,8443,8517,8540,8574,8587,8596,8600,8605)) and (`softwarepirmam_hewadelivard_cscart_4`.`a`.`status` = 'A'))"
}
},
{
"table": {
"table_name": "b",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"option_id",
"lang_code"
],
"key_length": "9",
"ref": [
"softwarepirmam_hewadelivard_cscart_4.a.option_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 13,
"filtered": "100.00",
"cost_info": {
"read_cost": "3.25",
"eval_cost": "1.30",
"prefix_cost": "6.37",
"data_read_per_join": "44K"
},
"used_columns": [
"option_id",
"lang_code",
"option_name",
"internal_option_name",
"option_text",
"description",
"comment",
"inner_hint",
"incorrect_message"
]
}
}
]
}
}
}