> Dear users, > I'm working on a Postgres 7.4 server > > I have a .txt file, containing some tabular data, where data are > delimited by TABs. > there are 3 columns: > > column1 int4, column2 float8, column3 float8 > > the problem is that column3 contains also null values ( i.e. sometimes is > empty) > > so when I try to use COPY tablename FROM 'filename.txt' I obtain an > error > > I have tried also using " WITH NULL AS ' ' " but without good results... > > can someone explain me how to solve this problem???
batch edit your file (with sed,awk,perl,C,java,...) and build your explicit INSERT statements in some version of your file.
or Replace the empty spaces in the file with some other value (0.0)
> > thank you very much > > Ivan > > > > >
-- -Achilleus
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