Query time 0.00093
JSON explain
{
"query_block": {
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"cost_info": {
"query_cost": "7.29"
},
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "0.10"
},
"nested_loop": [
{
"table": {
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"access_type": "index",
"possible_keys": [
"thread_id",
"thread_id_2"
],
"key": "thread_id_2",
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],
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},
"used_columns": [
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],
"attached_condition": "(`webmarco`.`dp`.`status` = 'A')"
}
},
{
"table": {
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],
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},
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],
"attached_condition": "((`webmarco`.`cscart_discussion`.`object_id` in (430732,430833,430942,430985,431076,431466,431480,339768,387046,430750,431210,431219,431330,431438,431452,430719,431380,430724,430987,431181,431222,431285,431377,431481,431239,431353,431387,381709,430693,431229,431241,431412,431447,430632,430727,431292,431384,431385,431440,431502,431208,431236,430733,431188,431281,430721,430682,431259,431224,431335,431361,430699,431421,430701,430955,431249,431253,431332,431458,430951,431040,431081,431172,431402,430731,430757,431431,430945,431009,431143,431215,431263,431298,431468,381715,430736,431170,431442,431455,431472,381706,431364,431401,431414,431478,430970,431180,431454,381708,430941,430954,431233,431369,431378,431446,430725,431014,431213,431225,431300)) and (`webmarco`.`cscart_discussion`.`object_type` = 'P'))"
}
},
{
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"status",
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"idx_master_product_id"
],
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],
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],
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"using_index": true,
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},
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]
}
}
]
}
}
}