CreateQuery test (children 3)
 Identifier test
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration key (children 1)
    DataType String
   ColumnDeclaration val (children 1)
    DataType Map (children 1)
     ExpressionList (children 2)
      DataType String
      DataType Variant (children 1)
       ExpressionList (children 3)
        DataType String
        DataType Int32
        DataType DateTime64 (children 1)
         ExpressionList (children 2)
          Literal UInt64_3
          Literal \'UTC\'
 Storage definition (children 2)
  Function ReplicatedMergeTree (children 1)
   ExpressionList (children 2)
    Literal \'/clickhouse/tables/{database}/table\'
    Literal \'1\'
  Identifier key
