Changing comments in README file.

Signed-off-by: Sivanesan Krishnan <sivanesan.krishnan@oracle.com>

java/autonomous-db-parurl/AdbsParUrlClient.java

@@ -55,7 +55,7 @@
  * This class provides a basic example of how to read the data from Autonomous Database pre-authenticated URL.
  *
  * <p>The example has some constraints. This is a single threaded example & cannot be used to fetch
- * data from same AdbsParUrlExample class instance in multiple threads.
+ * the data from same AdbsParUrlClient instance in multiple threads.
  *
  * <p>This example will do the following things:
  *
@@ -148,7 +148,7 @@ private ParUrlResponse fetchData(String adbsParUrl) throws IOException {
  String responseStr = EntityUtils.toString(response.getEntity());
  return mapper.readValue(responseStr, ParUrlResponse.class);
  } else {
- System.out.println(response.getStatusLine().toString());
+ //System.out.println(response.getStatusLine().toString());
  throw new RuntimeException("Error while fetching data for the par Url.");
  }
 

java/autonomous-db-parurl/README.md

@@ -1,5 +1,5 @@
 # Java Sample Accessing Read Only data from Autonomous Database Pre Authenticated Request URL.
 
-This example java program provides the approach that consumers should be using to access read only data from Autonomous Database Pre Authenticated Request URL.
+This example java program allows consumers to access data from Autonomous Database Pre-Authenticated Request URL.
 
 More details about the Autonomous Database Pre Authenticated Request URL can be found [here](https://docs.oracle.com/en/cloud/paas/autonomous-database/serverless/adbsb/autonomous-preauthenticated-request-url.html#GUID-976ABD3A-38A0-4E5E-BCA4-9FFB9A748C43). 

javascript/autonomous-db-parurl/README.md

@@ -1,5 +1,5 @@
 # Javascript Sample Accessing Read Only data from Autonomous Database Pre Authenticated Request URL.
 
-This example javascript provides the approach that consumers should be using to access read only data from Autonomous Database Pre Authenticated Request URL.
+This example javascript allows consumers to access data from Autonomous Database Pre-Authenticated Request URL.
 
 More details about the Autonomous Database Pre Authenticated Request URL can be found [here](https://docs.oracle.com/en/cloud/paas/autonomous-database/serverless/adbsb/autonomous-preauthenticated-request-url.html#GUID-976ABD3A-38A0-4E5E-BCA4-9FFB9A748C43). 

plsql/autonomous-db-parurl/README.md

@@ -1,5 +1,5 @@
 # PL/SQL Sample Accessing Read Only data from Autonomous Database Pre Authenticated Request URL.
 
-This example PL/SQL provides the approach that consumers should be using to access read only data from Autonomous Database Pre Authenticated Request URL.
+This example PL/SQL allows consumers to access data from Autonomous Database Pre-Authenticated Request URL.
 
 More details about the Autonomous Database Pre Authenticated Request URL can be found [here](https://docs.oracle.com/en/cloud/paas/autonomous-database/serverless/adbsb/autonomous-preauthenticated-request-url.html#GUID-976ABD3A-38A0-4E5E-BCA4-9FFB9A748C43).