Passing * null will use the default sort order, which may be unordered. ![]() Then, it sorts the sorted rows using the second column, and so on. In other words, the ORDER BY clause sorts the rows using the first column in the list. The ORDER BY clause sorts rows using columns or expressions from left to right. * subQueries an array of SQL SELECT statements, all of * which must have the same columns as the same positions in * their results * sortOrder How to order the rows, formatted as an SQL * ORDER BY clause (excluding the ORDER BY itself). In case you want to sort the result set by multiple columns, you use a comma (,) to separate two columns. ** * Given a set of subqueries, all of which are SELECT statements, * construct a query that returns the union of what those * subqueries return.
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