Update README.md

Author: saxenaabhi142

README.md

@@ -14,21 +14,21 @@ The metrics reported by the extension can be modified as per the user's requirem
 
 
 ## Prerequisites 
-This extension requires that the user provide their own Jar file in order to connect to the Database. 
+- Before the extension is installed, the prerequisites mentioned [here](https://community.appdynamics.com/t5/Knowledge-Base/Extensions-Prerequisites-Guide/ta-p/35213) need to be met. Please do not proceed with the extension installation if the specified prerequisites are not met.
 
-Before the extension is installed, the prerequisites mentioned [here](https://community.appdynamics.com/t5/Knowledge-Base/Extensions-Prerequisites-Guide/ta-p/35213) need to be met. Please do not proceed with the extension installation if the specified prerequisites are not met.
+- Download and install [Apache Maven](https://maven.apache.org/) which is configured with `Java 8` to build the extension artifact from source. You can check the java version used in maven using command `mvn -v` or `mvn --version`. If your maven is using some other java version then please download java 8 for your platform and set JAVA_HOME parameter before starting maven.
 
-This is very essential in order to establish a connection with the Database to get the metrics.
-The extension needs to be able to connect to the database in order to collect and send metrics. 
-To do this, you will have to either establish a remote connection in between the extension and the product, or have an agent on the same machine running the product in order for the extension to collect and send the metrics.
+- This extension requires that the user provide their own Jar file in order to connect to the Database. This is very essential in order to establish a connection with the Database to get the metrics.
 
+- The extension needs to be able to connect to the database in order to collect and send metrics. To do this, you will have to either establish a remote connection in between the extension and the product, or have an agent on the same machine running the product in order for the extension to collect and send the metrics.
 
 
 ## Installation 
-
-1. To build from the source, run "mvn clean install" and find the SQLMonitor-VERSION.zip file in the "target" folder.
-2. Unzip the "SQLMonitor-VERSION.zip" from `target` directory into the `<MACHINE_AGENT_HOME>/monitors` folder.
-3. Restart the Machine Agent.
+1. Clone the "SQLMonitor" repo using `git clone <repoUrl>` command.
+2. Run `mvn clean install` from "SQLMonitor" and find the SQLMonitor-VERSION.zip file in the "target" folder.
+3. Unzip the "SQLMonitor-VERSION.zip" from `target` directory into the `<MACHINE_AGENT_HOME>/monitors` folder.
+4. In `$MACHINE_AGENT_HOME/monitors/SQLMonitor`, edit the file `config.yml` and configure the extension. See configuration section for more details.
+5. Restart the Machine Agent.
 
 **Note:** Please place the extension in the **"monitors"** directory of your **Machine Agent** installation 
 directory. Do not place the extension in the **"extensions"** directory of your **Machine Agent** installation directory.