CreateQuery store (children 3)
 Identifier store
 Columns definition (children 1)
  ExpressionList (children 3)
   ColumnDeclaration id (children 1)
    DataType UInt32
   ColumnDeclaration 名称 (children 1)
    DataType String
   ColumnDeclaration 状态 (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier id
