From e72b80d4bc203900f441ff4f8a0ae0b5d71edcc3 Mon Sep 17 00:00:00 2001
From: Mark Sta Ana <booyaabooyaabooyaa@gmail.com>
Date: Thu, 16 Apr 2015 16:01:33 +0100
Subject: [PATCH] Comment on TABLE_EXISTS_ACTION parameter

---
 ora/datapump_util_pkg.pkb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ora/datapump_util_pkg.pkb b/ora/datapump_util_pkg.pkb
index 7726232..56d5c78 100755
--- a/ora/datapump_util_pkg.pkb
+++ b/ora/datapump_util_pkg.pkb
@@ -122,6 +122,8 @@ begin
   if p_table_data_only then
     dbms_datapump.metadata_filter (l_job_handle, 'INCLUDE_PATH_LIST', '''TABLE'''); -- note the double quotes
     -- TODO: investigate the "TABLE_EXISTS_ACTION" parameter
+    -- not sure what the context was for the TODO, but we use it to clear down tables before importing data.
+    -- Usage is dbms_datapump.set_parameter(l_job_handle, 'TABLE_EXISTS_ACTION', 'TRUNCATE');
   end if;
   
   dbms_datapump.start_job (l_job_handle);