docs: oracleuserpriv (#746)

* docs: oracleuserpriv * docs: oracleuserpriv * docs: oracleuserpriv * docs: oracleuserpriv --------- Co-authored-by: sanchit latawa <[email protected]>
GoogleCloudPlatform · Feb 27, 2023 · a7889bf · a7889bf
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diff --git a/docs/connections.md b/docs/connections.md
@@ -185,6 +185,11 @@ Then `pip install cx_Oracle`.
 }
 ```
 
+### Oracle User permissions to run the validator tool:
+* CREATE SESSION
+* READ or SELECT on any tables to be validated
+* Optional - Read on SYS.V_$TRANSACTION (required to get isolation level, if privilege is not given then will default to Read Commited, [more_details](https://docs.sqlalchemy.org/en/14/dialects/oracle.html#transaction-isolation-level-autocommit))
+
 ## MSSQL Server
 Please note the MSSQL Server package is not installed by default. You will need to follow [SQL Server](https://docs.microsoft.com/en-us/sql/connect/odbc/linux-mac/installing-the-microsoft-odbc-driver-for-sql-server) installation steps.
 Then `pip install pyodbc`.