Query time 0.00109
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"
],
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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",
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],
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"ref": [
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],
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},
"used_columns": [
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"object_id",
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],
"attached_condition": "((`webmarco`.`cscart_discussion`.`object_id` in (391789,265231,81619,285940,81632,271489,81662,339530,265039,265034,285937,271497,387095,81615,392212,285942,339446,271493,81639,271504,265258,81706,265031,339514,264987,265041,265261,265263,339551,271500,339521,286476,81649,264988,285945,271506,265244,265256,271496,271492,339501,151897,339499,285939,339495,339721,366887,392150,81622,392214,392215,265038,81652,271498,81697,339494,265242,339503,339531,224456,81693,339516,285938,81660,271510,359818,285943,271503,339539,285941,339447,339509,81669,271494,264989,285946,264990,271502,265232,265254,339636,285966,285970,114755,339637,339492,285968,339538,369244,271490,339506,265250,265001,265237,271505,339724,392179,339635,81628,339502)) and (`webmarco`.`cscart_discussion`.`object_type` = 'P'))"
}
},
{
"table": {
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"age_verification",
"status",
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"idx_master_product_id"
],
"key": "PRIMARY",
"used_key_parts": [
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],
"key_length": "3",
"ref": [
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],
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"using_index": true,
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"eval_cost": "0.02",
"prefix_cost": "7.19",
"data_read_per_join": "760"
},
"used_columns": [
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]
}
}
]
}
}
}