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     Oracle Utilities Tips for sqlldr control file

SQL*Loader

The SQL Loader Log File

The log file contains information about the SQL*loader execution.   It should be viewed after each SQL*Loader job is complete.  Especially interesting is the summary information at the bottom of the log, including CPU time and elapsed time.  The data below is a sample of the contents of the log file.

*****************************************************************************************
SQL*Loader: Release 9.2.0.1.0 - Production on Mon Mar 10 23:39:04 2003
 
Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.
 
*****************************************************************************************
Control File:   sqlload.par
Data File:      sqlload.txt
  Bad File:     sqlload.bad
  Discard File:  none specified
 
 (Allow all discards)
 
Number to load: ALL
Number to skip: 0
Errors allowed: 50
Continuation:    none specified
Path used:      Direct
 
Table TABLE_WITH_ONE_MILLION_ROWS, loaded from every logical record.
Insert option in effect for this table: INSERT
TRAILING NULLCOLS option in effect
 
Table TABLE_WITH_ONE_MILLION_ROWS, loaded from every logical record.
Insert option in effect for this table: INSERT
TRAILING NULLCOLS option in effect
 
   Column Name                  Position   Len  Term Encl Datatype
------------------------------ ---------- ----- ---- ---- ---------
COL1                                FIRST     *   ,       CHARACTER
    NULL if COL1 = BLANKS
COL2                                 NEXT     *   ,       CHARACTER
    NULL if COL2 = BLANKS
COL3                                 NEXT     *   ,       CHARACTER
    NULL if COL3 = BLANKS
COL4                                 NEXT     *   ,       CHARACTER
    NULL if COL4 = BLANKS
COL5                                 NEXT     *   ,       CHARACTER
    NULL if COL5 = BLANKS
COL6                                 NEXT     *   ,       DATE MMDDYYYY
    NULL if COL6 = BLANKS
 
 
Table TABLE_WITH_ONE_MILLION_ROWS:
  1000000 Rows successfully loaded.
  0 Rows not loaded due to data errors.
  0 Rows not loaded because all WHEN clauses were failed.
  0 Rows not loaded because all fields were null.
 
  Date cache:
   Max Size:      1000
   Entries :         1
   Hits    :    999999
   Misses  :         0
 
Bind array size not used in direct path.
Column array  rows :    5000
Stream buffer bytes:  512000
Read   buffer bytes: 1048576
 
Total logical records skipped:          0
Total logical records read:       1000000
Total logical records rejected:         0
Total logical records discarded:        0
Total stream buffers loaded by SQL*Loader main thread:      255
Total stream buffers loaded by SQL*Loader load thread:      128
 
Run began on Mon Mar 10 23:39:04 2003
Run ended on Mon Mar 10 23:39:51 2003
 
Elapsed time was:     00:00:47.55
CPU time was:         00:00:12.85

To learn more about these techniques, see the book "Advanced Oracle Utilities: The Definitive Reference". 

You can buy it directly from the publisher and get instant access to the code depot of utilities scripts.

 

     

     

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