A bit more info.
If I write a query manually (i.e. SELECT * FROM table) then the column shows
up as "<NULL>" which is what I expect.
However, if I write click the table and hit the "View Data" menu option, the
column is blank.
On 1/14/08, Andy Shellam <andy(dot)shellam-lists(at)mailnetwork(dot)co(dot)uk> wrote:
> Hi Dave and team,
> Another slight bug (I think):
> I have a table which has a column called "first_invalid" which should be a
> timestamp if the record is invalid, or NULL if it's valid.
> In PgAdmin I have the "Show NULL values as <NULL>" option enabled, but it
> still displays a blank cell for this column.
> The reason why I think it may not be a bug, is I tried doing this:
> "SELECT COALESCE(first_invalid, '<NULL>') AS first_invalid FROM table"
> but PostgreSQL threw it out because "<NULL>" is not a valid timestamp -
> instead I had to do:
> "SELECT COALESCE(first_invalid, '1900-01-01') AS first_invalid FROM table"
> to prove the column is in fact NULL, and I do get: "1900-01-01
> 00:00:00+00" for this record, but in the data entry grid, PgAdmin still
> displays it blank.
> Question: is this a bug, or intended behaviour?
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