Fix links

Author: grego952

README.md

@@ -91,7 +91,7 @@ Running various samples requires access to the Kyma environment. There are also
 
 | Name                                                                      | Description                                                                                                 | References                                                                     |
 | ------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------ |
-| [MS SQL database](./database-mssql/README.md)                             | This sample demonstrates how to containerize and deploy an MS SQL database                                   | [Tutorial](https://developers.sap.com/tutorials/cp-kyma-mssql-deployment.html) |
+| [PostgreSQL database](./database-postgres/README.md)                             | This sample demonstrates how to containerize and deploy an MS SQL database                                   | [Tutorial](https://developers.sap.com/tutorials/cp-kyma-mssql-deployment.html) |
 | [Golang MS SQL database API](./api-mssql-go/README.md)                    | This sample provides a Golang API endpoint for communication with an MS SQL database                        | [Tutorial](https://developers.sap.com/tutorials/cp-kyma-api-mssql-golang.html) |
 
 ## Advanced Scenarios

helm-charts/api-mssql-go/README.md

@@ -1,4 +1,4 @@
-This chart installs the example [api-mssql-go](../api-mssql-go/README.md) as well as it's dependency [database-mssql](../database-mssql/README.md)
+This chart installs the example [api-mssql-go](../api-mssql-go/README.md) as well as it's dependency [database-postgres](../database-postgres/README.md)
 
 
 ## Installing the Chart

helm-charts/database-mssql/README.md

@@ -1,4 +1,4 @@
-This chart installs the example [MSSQL Database](../database-mssql/README.md)
+This chart installs the example [MSSQL Database](../database-postgres/README.md)
 
 
 ## Installing the Chart

helm-charts/frontend-ui5-mssql/README.md

@@ -1,4 +1,4 @@
-This chart installs the example [frontend-ui5-mssql](../frontend-ui5-mssql/README.md). Installing this chart will also install the charts [api-mssql-go](../api-mssql-go/README.md) and [database-mssql](../database-mssql/README.md)   
+This chart installs the example [frontend-ui5-mssql](../frontend-ui5-mssql/README.md). Installing this chart will also install the charts [api-mssql-go](../api-mssql-go/README.md) and [database-mssql](../database-postgres/README.md)   
 
 
 ## Installing the Chart

helm-charts/helm-charts-examples.md

@@ -16,10 +16,10 @@ For more information see [helm](https://helm.sh/)
 ## Samples
 
 - [UI5 Frontend MSSQL](./frontend-ui5-mssql/README.md)
-  - will also install dependent charts [Golang MSSQL Database API](./api-mssql-go/README.md) and [MSSQL Database](./database-mssql/README.md)
+  - will also install dependent charts [Golang MSSQL Database API](./api-mssql-go/README.md) and [PostgreSQL Database](../database-postgres/README.md)
 - [Golang MSSQL Database API](./api-mssql-go/README.md)
-  - will also install dependent chart [MSSQL Database](./database-mssql/README.md)
-- [MSSQL Database](./database-mssql/README.md)
+  - will also install dependent chart [PostgreSQL Database](../database-postgres/README.md)
+- [Postgres Database](../database-postgres/README.md)
 - [Sample Event Trigger Java](./sample-event-trigger-java/README.md)
 - [Sample Extension Java](./sample-extension-java/README.md)
 - [Sample Extension .Net](./sample-extension-dotnet/README.md)