AlterQuery  alter_00061 (children 2)
 ExpressionList (children 2)
  AlterCommand ADD_COLUMN (children 1)
   ColumnDeclaration n.d (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Date
  AlterCommand MODIFY_COLUMN (children 1)
   ColumnDeclaration s (children 1)
    DataType UInt32
 Identifier alter_00061