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Diff for /doc/build/Attic/loncapasqldatabase.html between versions 1.12 and 1.15

version 1.12, 2001/02/16 12:40:29 version 1.15, 2001/02/20 22:24:45
Line 50  of a resource). Line 50  of a resource).
 </UL>  </UL>
 </P>  </P>
 <P>  <P>
   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'.)
   </P>
   <P>
 These commands create the loncapameta database.  These commands create the loncapameta database.
 <PRE>  <PRE>
 mysql> CREATE DATABASE IF NOT EXISTS loncapameta  mysql> CREATE DATABASE IF NOT EXISTS loncapa;
     -> CREATE TABLE IF NOT EXISTS resourceversions  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";
   </PRE>
   </P>
   <P>
   Current time values for things.
   <PRE>
   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
 </PRE>  </PRE>
   <BR>Q: How big are data records in test database? A: on average, 1000 bytes each, medline records from PubMed.
   <BR>Q: How big is the biggest field? A: on average, 838 bytes each
   <BR>Q: How much time to insert 5284 medline records into database?
   A: 600 seconds
   <BR>Q: What about when using "speed-technique" on page 130? A: 689 seconds (weird, eh?)
   <BR>Q: What about REGEXP searching? A: about 1-2 seconds for small fields;
   10 to 20 seconds for REGEXP search on "abstract" field
   <BR>Q: What about FULLTEXT indexing? A: about 6 seconds for abstract field.
   
 </P>  </P>
 <P>  <P>
 An important quote from the manual:  An important quote from the manual:
Line 376  These files are installed. Line 405  These files are installed.
 </P>  </P>
 <P>  <P>
 This is how I installed the DBI perl modules.  This is how I installed the DBI perl modules.
 <PRE>  <PRE>$dbh
 [root@fenchurch DBI-1.14]# perl Makefile.PL  [root@fenchurch DBI-1.14]# perl Makefile.PL
 *** Note:  *** Note:
     The optional PlRPC-modules (RPC::PlServer etc) are not installed.      The optional PlRPC-modules (RPC::PlServer etc) are not installed.
Removed from v.1.12  
changed lines
  Added in v.1.15

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