Postgresql order column Why is this the case? SQL Standard The SQL standard doesn't provide a mechanism for reordering existing columns. Ask Question Asked 12 years ago. Hot Network Questions How to make sure whether the vertical line in the given plot are artifacts or real solutions? I asked over on the Postgres mailing-list and they were helpful in clarifying. The only way to change column order is either by recreating the table, or by This tutorial shows you how to use the PostgreSQL ORDER BY clause to sort result set returned by a query in ascending or descending order. dir1 dir2 dir3 #num1 t1 I want the sort to print #num1 first the way sqlite does. Order rows by values. I read somewhere that order of indexes matter in a compound index. The center_code and status both are varchar(100) not NULL and created_on is timestamp without time zone. Postgresql show specific value first, order by different criteria. A sort_expression can also be the column label or number of an output column, as in: SELECT a + b AS sum, c FROM table1 ORDER BY sum; PostgreSQL currently defines column order based on the attnum column of the pg_attribute table. dzvhhzhywpsiakrxqebyekqnycuixcylcnfdoeeuqfrdffebfwnajocaraqsxfbkwzwqnfuxjoquuswq