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[MacPerl-AnyPerl] storing a DBM file
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Message-ID: <19990731203638812.AAA291.361@[207.234.184.135]>
Date: Sat, 31 Jul 1999 15:37:17 -0500
In-Reply-To: <199907301100.EAA13739@cfcl.com>
>From vlb@cfcl.com Sat Jul 31 13:39:43 1999
Hi-
I am having trouble storing a DBM file. What I am trying to do is
this: I read
in, line-by-line, a large database (15 fields, 15,000 records), keyed
by control
numbers and split it into a hash (where each value is a 8-piece array). I then
modify the data in each of the eight fields of the array. Finally I want to
resave the modified hash for quick searches.
I have accomplished all of this except for the last step of saving the file.
None of "("Learning "|"Programming "|"Mac")Perl" are clearing this up for me.
Here is my code:
############SNIP#######
## First I genereate the big hash, called %parsed.
## This works fine, and I am able to use it as I want.
############SNIP#######
%saveparsed =%parsed;
foreach $num (keys %saveparsed) {
print STDOUT "\nSAVEPARSED $num: $saveparsed{$num}[4] ";}
### At this point, "%saveparsed" behaves as I want it to, with all of the
### appropriate info in the values.
dbmopen(%saveparsed, 'parsed.nsh', 0666) || die ("Could not open parsed: $!");
%saveparsed =%parsed;
foreach $num (keys %saveparsed) {
print STDOUT "\nSAVEPARSED $num: $saveparsed{$num}[4] ";}
dbmclose(%saveparsed) ||die "Couldn't dbmclose: $!"
########################
After I dbmopen though, the same print routine returns nothing but the list of
keys, with no values associated. @{ $saveparsed{$num}} behaves the same way.
What is the critical symbol that my dbmopen call is missing to let me do this?
-Adam
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