Concurrent execution


 
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Old 09-14-2010
Concurrent execution

Hi all,

I have a folder with sql files that need to be inserted in a DB with SQL*Plus. The thing is that it takes too long to insert them all one by one, so I want to insert them five at a time.

Currently what I use is this:
Code:
for $FILENAME in *.sql
do
  sqlplus -s $DBUSER@$SID << EOF
  set heading off feedback off serveroutput on trimout on pagesize 0 
  spool $LOG append
  whenever oserror exit 10
  whenever sqlerror exit 5
  @$FILENAME.sql
  spool off
  exit
EOF
done

If I run two or more instances of the above, every instance will take only one sql file and then exit despite the fact that sql files still exist. Only the last instance will keep finding files.

Any help will be greatly appreciated!
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cvm-sql(7)						 Miscellaneous Information Manual						cvm-sql(7)

NAME
cvm-sql - CVM SQL Framework QUERY SUBSTITUTION
$VAR and ${VAR} are replaced with the quoted value of the environment variable named VAR. Use the second form when VAR contains anything other than alpha-numeric or underscore (_) characters. Do not include quotes in the query. The variables account and domain contain the account and domain names given by the CVM client. $$ is replaced with a single dollar sign. QUERY RESULTS
The query must produce the following fields exactly in order. All required fields must not be null or empty. 1. Password, encrypted with crypt(3) (required) 2. Actual account name (required) 3. User ID (integer) (required) 4. Group ID (integer) (required) 5. Directory (required) 6. Real name (optional) 7. Login shell (optional) 8. Group name (optional) 9. Domain name (optional) 10. System account name (optional) 11. System account directory (optional) 12. Mailbox path (optional) DEFAULT QUERY
SELECT password, username, userid, groupid, directory, realname, shell, groupname, domain, sys_username, sys_directory FROM accounts WHERE username=$account AND domain=$domain SEE ALSO
cvm-mysql(8), cvm-pgsql(8), cvm-pwfile(8), cvm-qmail(8), cvm-unix(8), cvm-vmailmgr(8), cvm-benchclient(8), cvm-checkpassword(8), cvm-test- client(8) http://untroubled.org/cvm/cvm.html cvm-sql(7)