Question

当type声明为string时，Elasticsearch 6.0将显示此错误。

"name" => [
  "type" => "string",
  "analyzer" => "ik_max_word"
]

Answer 1

Elasticsearch已删除string类型，现在正在使用text。所以你的代码应该是这样的

"name" => [
  "type" => "text",
  "analyzer" => "ik_max_word"
]