Query time 0.00130
JSON explain
{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "120.72"
},
"grouping_operation": {
"using_temporary_table": true,
"using_filesort": true,
"cost_info": {
"sort_cost": "2.13"
},
"nested_loop": [
{
"table": {
"table_name": "inventory",
"access_type": "system",
"possible_keys": [
"pc"
],
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},
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"amount"
]
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},
{
"table": {
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"PRIMARY",
"c_status",
"p_category_id"
],
"key": "PRIMARY",
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"category_id"
],
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"ref": [
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],
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"prefix_cost": "0.00",
"data_read_per_join": "2K"
},
"used_columns": [
"category_id",
"usergroup_ids",
"status"
]
}
},
{
"table": {
"table_name": "q_product_features",
"access_type": "range",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
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"rows_produced_per_join": 0,
"filtered": "10.00",
"index_condition": "((`portal`.`q_product_features`.`feature_id` in (2,7)) and (`portal`.`q_product_features`.`feature_id` is not null))",
"cost_info": {
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"prefix_cost": "4.81",
"data_read_per_join": "86"
},
"used_columns": [
"feature_id",
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],
"attached_condition": "(`portal`.`q_product_features`.`feature_type` = 'C')"
}
},
{
"table": {
"table_name": "products_categories",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"pt"
],
"key": "PRIMARY",
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"ref": [
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],
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},
"used_columns": [
"product_id",
"category_id"
],
"attached_condition": "(`portal`.`products_categories`.`product_id` is not null)"
}
},
{
"table": {
"table_name": "products",
"access_type": "eq_ref",
"possible_keys": [
"PRIMARY",
"status"
],
"key": "PRIMARY",
"used_key_parts": [
"product_id"
],
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"ref": [
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],
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"filtered": "93.11",
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"data_read_per_join": "836K"
},
"used_columns": [
"product_id",
"status",
"company_id",
"amount",
"usergroup_ids",
"tracking"
],
"attached_condition": "((case `portal`.`products`.`tracking` when 'O' then <cache>((NULL > 0)) when 'B' then (`portal`.`products`.`amount` > 0) else 1 end) and ((`portal`.`products`.`usergroup_ids` = '') or find_in_set(0,`portal`.`products`.`usergroup_ids`) or find_in_set(1,`portal`.`products`.`usergroup_ids`)) and (`portal`.`products`.`status` = 'A'))"
}
},
{
"table": {
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"PRIMARY"
],
"key": "PRIMARY",
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"company_id"
],
"key_length": "4",
"ref": [
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],
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"filtered": "10.00",
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"eval_cost": "2.84",
"prefix_cost": "98.15",
"data_read_per_join": "78K"
},
"used_columns": [
"company_id",
"status"
],
"attached_condition": "(`portal`.`companies`.`status` = 'A')"
}
},
{
"table": {
"table_name": "q_product_features_values",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"fl",
"lang_code",
"product_id",
"fpl"
],
"key": "fpl",
"used_key_parts": [
"feature_id",
"product_id",
"lang_code"
],
"key_length": "12",
"ref": [
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"portal.products_categories.product_id",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "10.00",
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"read_cost": "14.19",
"eval_cost": "0.28",
"prefix_cost": "115.18",
"data_read_per_join": "1K"
},
"used_columns": [
"feature_id",
"product_id",
"value",
"lang_code"
],
"attached_condition": "(`portal`.`q_product_features_values`.`value` = 'Y')"
}
},
{
"table": {
"table_name": "q_product_filters",
"access_type": "ref",
"possible_keys": [
"PRIMARY",
"feature_id"
],
"key": "feature_id",
"used_key_parts": [
"feature_id"
],
"key_length": "3",
"ref": [
"portal.q_product_features.feature_id"
],
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"filtered": "75.00",
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"prefix_cost": "118.59",
"data_read_per_join": "136"
},
"used_columns": [
"filter_id",
"feature_id"
],
"attached_condition": "(`portal`.`q_product_filters`.`filter_id` in (1,3,11))"
}
}
]
}
}
}