{
"query_block": {
"select_id": 1,
"cost_info": {
"query_cost": "1.00"
},
"table": {
"table_name": "lang",
"access_type": "const",
"possible_keys": [
"PRIMARY"
],
"key": "PRIMARY",
"used_key_parts": [
"lang_code",
"name"
],
"key_length": "392",
"ref": [
"const",
"const"
],
"rows_examined_per_scan": 1,
"rows_produced_per_join": 1,
"filtered": "100.00",
"cost_info": {
"read_cost": "0.00",
"eval_cost": "0.20",
"prefix_cost": "0.00",
"data_read_per_join": "408"
},
"used_columns": [
"lang_code",
"name",
"value"
]
}
}
}
value |
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