Update README.md

Needed to update the README.md

Author: uschwinn

data-platform/core-converged-db/hybrid-partitioned/scripts/README.md

@@ -6,13 +6,13 @@ This folder provides step by step instruction to create a hybrid partitioned tab
 
 - 1-create-partitioned-table.sql: create a partitioned table and add rows
 
-- 2-add-external-attribute.sql: Use ALTER TABLE command to add external partition attribute 
+- 2-add-external-attribute.sql: Use ALTER TABLE to add external partition attribute 
 
-- 3-create-external-data.sql: Create external helper table with ORACLE_DATAPUMP
+- 3-create-external-data.sql: Create external (helper) table with ORACLE_DATAPUMP
 
 - 4-add-external-partition-data.sql: Use EXCHANGE PARTITION to provide data for the external partition
 
-- monitor-external-part-tables.sql: Use ALL_EXTERNAL_TAB_PARTITIONS
+- monitor-external-part-tables.sql: Use ALL_XTERNAL_TAB_PARTITIONS
 
 - monitor-hybrid-tables.sql. Use ALL_TABLES with column hybrid