CreateQuery table1 (children 3)
 Identifier table1
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration column1 (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Function tuple (children 1)
   ExpressionList
