named_structnamed_struct named_struct 介绍 named_struct(name1, val1, name2, val2, ...) - 使用给定的字段名称和值创建一个结构体。 Examples: > SELECT named_struct("a", 1, "b", 2, "c", 3); {"a":1,"b":2,"c":3} Since: 1.5.0months_betweennanvl