Query time 0.00112
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "7.29"
},
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "0.10"
},
"nested_loop": [
{
"table": {
"table_name": "dp",
"access_type": "index",
"possible_keys": [
"thread_id",
"thread_id_2"
],
"key": "thread_id_2",
"used_key_parts": [
"thread_id",
"status"
],
"key_length": "6",
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"filtered": "10.00",
"using_index": true,
"cost_info": {
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"eval_cost": "0.38",
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"data_read_per_join": "851"
},
"used_columns": [
"post_id",
"thread_id",
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],
"attached_condition": "(`webmarco`.`dp`.`status` = 'A')"
}
},
{
"table": {
"table_name": "cscart_discussion",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"object_id"
],
"key": "PRIMARY",
"used_key_parts": [
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],
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"ref": [
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],
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"data_read_per_join": "2"
},
"used_columns": [
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"object_id",
"object_type"
],
"attached_condition": "((`webmarco`.`cscart_discussion`.`object_id` in (339707,392169,339656,430908,339769,339807,431115,431133,339829,339758,339677,339809,431050,339729,381702,431150,430747,431026,339648,431158,430681,339851,431195,339479,430748,339847,381696,431122,339654,339712,339746,430907,431102,430924,430998,387047,339704,339735,430648,339664,430696,431201,430771,339760,430916,339485,339817,430824,430915,339720,430636,430638,430823,431139,339812,430743,430857,430646,430813,430935,430803,431120,430821,339714,339835,430831,431145,431151,430665,339668,381698,339715,339761,430649,430751,387049,339671,339820,381699,430647,430848,431127,431109,430766,339694,339650,430903,339593,431114,430660,430817,431097,431163,431194,339849,431103,430902,430912,339755,430807)) and (`webmarco`.`cscart_discussion`.`object_type` = 'P'))"
}
},
{
"table": {
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"age_verification",
"status",
"idx_parent_product_id",
"idx_master_product_id"
],
"key": "PRIMARY",
"used_key_parts": [
"product_id"
],
"key_length": "3",
"ref": [
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],
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"filtered": "100.00",
"using_index": true,
"cost_info": {
"read_cost": "0.10",
"eval_cost": "0.02",
"prefix_cost": "7.19",
"data_read_per_join": "760"
},
"used_columns": [
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]
}
}
]
}
}
}