CreateQuery table1 (children 3)
 Identifier table1
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration col1 (children 1)
    DataType Int32
   ColumnDeclaration col2 (children 1)
    DataType Int32
 Storage definition (children 3)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
  Identifier col1
