CreateQuery right_table (children 3)
 Identifier right_table
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration APIKey (children 1)
    DataType Int32
   ColumnDeclaration EventValueForPostback (children 1)
    DataType String
 Storage definition (children 2)
  Function MergeTree
  Function tuple (children 1)
   ExpressionList
