--- doc/build/Attic/loncapasqldatabase.html 2001/02/16 12:40:29 1.12 +++ doc/build/Attic/loncapasqldatabase.html 2001/02/20 22:24:45 1.15 @@ -50,12 +50,41 @@ of a resource).

+Security occurs as a function of the user 'www', +and the permissions on the files in the /usr/local/mysql +directory. (These files and directories should +be 700, 600, 500, 400, etc; not allow access to anyone +but user 'www'.) +

+

These commands create the loncapameta database.

-mysql> CREATE DATABASE IF NOT EXISTS loncapameta
-    -> CREATE TABLE IF NOT EXISTS resourceversions
+mysql> CREATE DATABASE IF NOT EXISTS loncapa;
+mysql> USE loncapa;
+mysql> CREATE TABLE IF NOT EXISTS metadata (title TEXT, author TEXT, subject TEXT, notes TEXT, abstract TEXT, mime TEXT, language TEXT, creationdate TEXT, lastrevisiondate TEXT, owner TEXT, copyright TEXT, FULLTEXT idx_title (title), FULLTEXT idx_author (author), FULLTEXT idx_subject (subject), FULLTEXT idx_notes (notes), FULLTEXT idx_abstract (abstract), FULLTEXT idx_mime (mime), FULLTEXT idx_language (language), FULLTEXT idx_creationdate (creationdate), FULLTEXT idx_lastrevisiondate (lastrevisiondate), FULLTEXT idx_owner (owner), FULLTEXT idx_copyright (copyright)) TYPE=MYISAM;
+mysql> INSERT INTO metadata VALUES ('1','2','3','4','5','6','7','8','9','10','11');
+mysql> SELECT * FROM metadata WHERE title REGEXP "1";
+
+

+

+Current time values for things. +

+fenchurch.lite.msu.edu
+Mem:    46812K av,   45632K used,    1180K free,   14756K shrd,    4292K buff
+Swap: 1148608K av,   11260K used, 1137348K free                   13244K cached
 
+Red Hat Linux release 6.2 (Zoot)
+Kernel 2.2.16-3 on an i586
 
+
Q: How big are data records in test database? A: on average, 1000 bytes each, medline records from PubMed. +
Q: How big is the biggest field? A: on average, 838 bytes each +
Q: How much time to insert 5284 medline records into database? +A: 600 seconds +
Q: What about when using "speed-technique" on page 130? A: 689 seconds (weird, eh?) +
Q: What about REGEXP searching? A: about 1-2 seconds for small fields; +10 to 20 seconds for REGEXP search on "abstract" field +
Q: What about FULLTEXT indexing? A: about 6 seconds for abstract field. +

An important quote from the manual: @@ -376,7 +405,7 @@ These files are installed.

This is how I installed the DBI perl modules. -

+
$dbh
 [root@fenchurch DBI-1.14]# perl Makefile.PL
 *** Note:
     The optional PlRPC-modules (RPC::PlServer etc) are not installed.
@@ -415,7 +444,7 @@ All tests successful, 1 test skipped.
 Files=7,  Tests=179,  7 wallclock secs ( 6.46 cusr +  0.49 csys =  6.95 CPU)
 PERL_DL_NONLAZY=1 /usr/bin/perl -Iblib/arch -Iblib/lib -I/usr/lib/perl5/5.00503/i386-linux -I/usr/lib/perl5/5.00503 test.pl
 test.pl 
-DBI test application $Revision: 1.12 $
+DBI test application $Revision: 1.15 $
 Using /home/user/DBI-1.14/blib
 Switch: DBI 1.14 by Tim Bunce, 1.14
 Available Drivers: ADO, ExampleP, Multiplex, Proxy, mysql