diff --git a/build/build-images-locally.ps1 b/build/build-images-locally.ps1
index eb9ccc31..7fc395cf 100644
--- a/build/build-images-locally.ps1
+++ b/build/build-images-locally.ps1
@@ -13,45 +13,45 @@ $identityServiceFolder = Join-Path $slnFolder "services/identity/src/EShopOnAbp.
 $administrationServiceFolder = Join-Path $slnFolder "services/administration/src/EShopOnAbp.AdministrationService.HttpApi.Host"
 
 ### Angular WEB App(WWW)
-Write-Host "*** BUILDING WEB (WWW) ****************" -ForegroundColor Green
+Write-Host "*** BUILDING WEB (WWW) 1/7 ****************" -ForegroundColor Green
 Set-Location $webAppFolder
 yarn
 # ng build --prod
 npm run build:prod
-docker build -t eshoponabp/app-web:$version .
+docker build -f Dockerfile.local -t eshoponabp/app-web:$version .
 
 ### AUTH-SERVER
-Write-Host "*** BUILDING AUTH-SERVER ****************" -ForegroundColor Green
+Write-Host "*** BUILDING AUTH-SERVER 2/7 ****************" -ForegroundColor Green
 Set-Location $authserverFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/app-authserver:$version .
 
 ### PUBLIC-WEB
-Write-Host "*** BUILDING WEB-PUBLIC ****************" -ForegroundColor Green
+Write-Host "*** BUILDING WEB-PUBLIC 3/7 ****************" -ForegroundColor Green
 Set-Location $publicWebFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/app-publicweb:$version .
 
 ### WEB-GATEWAY
-Write-Host "*** BUILDING WEB-GATEWAY ****************" -ForegroundColor Green
+Write-Host "*** BUILDING WEB-GATEWAY 4/7 ****************" -ForegroundColor Green
 Set-Location $webGatewayFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/gateway-web:$version .
 
 ### PUBLICWEB-GATEWAY
-Write-Host "*** BUILDING WEB-PUBLIC-GATEWAY ****************" -ForegroundColor Green
+Write-Host "*** BUILDING WEB-PUBLIC-GATEWAY 5/7 ****************" -ForegroundColor Green
 Set-Location $webPublicGatewayFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/gateway-web-public:$version .
 
 ### IDENTITY-SERVICE
-Write-Host "*** BUILDING IDENTITY-SERVICE ****************" -ForegroundColor Green
+Write-Host "*** BUILDING IDENTITY-SERVICE 6/7 ****************" -ForegroundColor Green
 Set-Location $identityServiceFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/service-identity:$version .
 
 ### ADMINISTRATION-SERVICE
-Write-Host "*** BUILDING ADMINISTRATION-SERVICE ****************" -ForegroundColor Green
+Write-Host "*** BUILDING ADMINISTRATION-SERVICE 7/7 ****************" -ForegroundColor Green
 Set-Location $administrationServiceFolder
 dotnet publish -c Release
 docker build -f Dockerfile.local -t eshoponabp/service-administration:$version .
diff --git a/build/build-images.ps1 b/build/build-images.ps1
index 25e45dca..9e3999a7 100644
--- a/build/build-images.ps1
+++ b/build/build-images.ps1
@@ -15,41 +15,41 @@ $administrationServiceFolder = Join-Path $slnFolder "services/administration/src
 Write-Host "===== BUILDING APPLICATIONS =====" -ForegroundColor Yellow
 
 ### Angular WEB App
-Write-Host "*** BUILDING ANGULAR WEB APPLICATION ***" -ForegroundColor Green
+Write-Host "*** BUILDING ANGULAR WEB APPLICATION 1/7 ***" -ForegroundColor Green
 Set-Location $webAppFolder
 docker build -f "$webAppFolder/Dockerfile" -t eshoponabp/app-web:$version .
 
 ### AUTH-SERVER
-Write-Host "**************** BUILDING AUTH-SERVER ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING AUTH-SERVER 2/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$authserverFolder/Dockerfile" -t eshoponabp/app-authserver:$version .
 
 ### PUBLIC-WEB
-Write-Host "**************** BUILDING WEB-PUBLIC ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING WEB-PUBLIC 3/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$publicWebFolder/Dockerfile" -t eshoponabp/app-publicweb:$version .
 
 Write-Host "===== BUILDING GATEWAYS =====" -ForegroundColor Yellow 
 
 ### WEB-GATEWAY
-Write-Host "**************** BUILDING WEB-GATEWAY ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING WEB-GATEWAY 4/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$webGatewayFolder/Dockerfile" -t eshoponabp/gateway-web:$version .
 
 ### PUBLICWEB-GATEWAY
-Write-Host "**************** BUILDING WEB-PUBLIC-GATEWAY ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING WEB-PUBLIC-GATEWAY 5/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$webPublicGatewayFolder/Dockerfile" -t eshoponabp/gateway-web-public:$version .
 
 Write-Host "===== BUILDING MICROSERVICES =====" -ForegroundColor Yellow
 
 ### IDENTITY-SERVICE
-Write-Host "**************** BUILDING IDENTITY-SERVICE ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING IDENTITY-SERVICE 6/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$identityServiceFolder/Dockerfile" -t eshoponabp/service-identity:$version .
 
 ### ADMINISTRATION-SERVICE
-Write-Host "**************** BUILDING ADMINISTRATION-SERVICE ****************" -ForegroundColor Green
+Write-Host "**************** BUILDING ADMINISTRATION-SERVICE 7/7 ****************" -ForegroundColor Green
 Set-Location $slnFolder
 docker build -f "$administrationServiceFolder/Dockerfile" -t eshoponabp/service-administration:$version .
 
diff --git a/etc/k8s/eshoponabp/charts/authserver/templates/authserver-deployment.yaml b/etc/k8s/eshoponabp/charts/authserver/templates/authserver-deployment.yaml
index ec5107b2..3ac0b8fe 100644
--- a/etc/k8s/eshoponabp/charts/authserver/templates/authserver-deployment.yaml
+++ b/etc/k8s/eshoponabp/charts/authserver/templates/authserver-deployment.yaml
@@ -28,9 +28,9 @@ spec:
         - name: App__RedirectAllowedUrls
           value: "{{ .Values.config.allowedRedirectUrls }}"
         - name: "ConnectionStrings__IdentityService"
-          value: "{{ .Values.config.identityService.connString }}"
+          value: "{{ .Values.config.connectionStrings.identityService }}"
         - name: "ConnectionStrings__AdministrationService"
-          value: "{{ .Values.config.administrationService.connString }}"
+          value: "{{ .Values.config.connectionStrings.administrationService }}"
         - name: "DOTNET_ENVIRONMENT"
           value: "{{ .Values.config.dotnetEnv }}"
         - name: "Redis__Configuration"
diff --git a/etc/k8s/eshoponabp/charts/authserver/values.yaml b/etc/k8s/eshoponabp/charts/authserver/values.yaml
index fb08bbec..d80adc30 100644
--- a/etc/k8s/eshoponabp/charts/authserver/values.yaml
+++ b/etc/k8s/eshoponabp/charts/authserver/values.yaml
@@ -2,10 +2,9 @@ config:
   selfUrl: # https://eshop-st-authserver
   corsOrigins: # https://eshop-st-identity,https://eshop-st-administration
   allowedRedirectUrls: https://eshop-st-web
-  identityService:
-    connString: # 
-  administrationService:
-    connString: #  
+  connectionStrings:
+    administrationService: #
+    identityService: # 
   dotnetEnv: # 
   redisHost: #
   rabbitmqHost: #
diff --git a/etc/k8s/eshoponabp/charts/sqlserver/Chart.yaml b/etc/k8s/eshoponabp/charts/postgres/Chart.yaml
similarity index 54%
rename from etc/k8s/eshoponabp/charts/sqlserver/Chart.yaml
rename to etc/k8s/eshoponabp/charts/postgres/Chart.yaml
index 647c03d2..eaddf3fb 100644
--- a/etc/k8s/eshoponabp/charts/sqlserver/Chart.yaml
+++ b/etc/k8s/eshoponabp/charts/postgres/Chart.yaml
@@ -1,6 +1,6 @@
 apiVersion: v2
-name: sqldb
+name: postgresdb
 appVersion: "1.0"
-description: Runs SQL Server Instance
+description: Runs Postgres DB Instance
 version: 1.0.0
 type: application
diff --git a/etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver.yaml b/etc/k8s/eshoponabp/charts/postgres/templates/postgres-deployment.yaml
similarity index 73%
rename from etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver.yaml
rename to etc/k8s/eshoponabp/charts/postgres/templates/postgres-deployment.yaml
index dfe41eb8..7597b4d7 100644
--- a/etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver.yaml
+++ b/etc/k8s/eshoponabp/charts/postgres/templates/postgres-deployment.yaml
@@ -14,22 +14,20 @@ spec:
         app: {{ .Release.Name }}-{{ .Chart.Name }}
     spec:
       containers:
-        - image: mcr.microsoft.com/mssql/server
+        - image: postgres
           name: {{ .Release.Name }}-{{ .Chart.Name }}
 {{- if eq .Release.Name "es-az" }}
           volumeMounts:
-          - mountPath: "/var/opt/mssql"
+          - mountPath: "/var/opt/postgres"
             name: {{ .Release.Name }}-{{ .Chart.Name }}-database-volume
-            subPath: sqlserver-data
+            subPath: postgres-data
 {{- end }}
           ports:
-            - name: sqlserver
-              containerPort: 1433
+            - name: postgres
+              containerPort: 5432
           env:
-          - name: SA_PASSWORD
-            value: "myPassw@rd"
-          - name: ACCEPT_EULA
-            value: "Y"
+          - name: POSTGRES_PASSWORD
+            value: "myPassw0rd"
 {{- if eq .Release.Name "es-az" }}
   volumeClaimTemplates:
   - metadata:
diff --git a/etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver-service.yaml b/etc/k8s/eshoponabp/charts/postgres/templates/postgres-service.yaml
similarity index 85%
rename from etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver-service.yaml
rename to etc/k8s/eshoponabp/charts/postgres/templates/postgres-service.yaml
index 653493f7..f17e1ba3 100644
--- a/etc/k8s/eshoponabp/charts/sqlserver/templates/sqlserver-service.yaml
+++ b/etc/k8s/eshoponabp/charts/postgres/templates/postgres-service.yaml
@@ -7,8 +7,8 @@ metadata:
 spec:
   type: ClusterIP
   ports:
-    - name: sqlserver
-      port: 1433
+    - name: postgres
+      port: 5432
   selector:
     app: {{ .Release.Name }}-{{ .Chart.Name }}
 
diff --git a/etc/k8s/eshoponabp/charts/sqlserver/values.yaml b/etc/k8s/eshoponabp/charts/postgres/values.yaml
similarity index 100%
rename from etc/k8s/eshoponabp/charts/sqlserver/values.yaml
rename to etc/k8s/eshoponabp/charts/postgres/values.yaml
diff --git a/etc/k8s/eshoponabp/values.yaml b/etc/k8s/eshoponabp/values.yaml
index 35640471..1cbd9878 100644
--- a/etc/k8s/eshoponabp/values.yaml
+++ b/etc/k8s/eshoponabp/values.yaml
@@ -4,10 +4,9 @@ authserver:
     selfUrl: https://eshop-st-authserver    
     corsOrigins: https://eshop-st-gateway-web,https://eshop-st-gateway-web-public,https://eshop-st-gateway-internal
     allowedRedirectUrls: https://eshop-st-web
-    identityService:
-      connString: "Server=es-st-sqldb,1433;Database=EShopOnAbp_Identity;User Id=sa;password=myPassw@rd;MultipleActiveResultSets=true"
-    administrationService:
-      connString: "Server=es-st-sqldb,1433;Database=EShopOnAbp_Administration;User Id=sa;password=myPassw@rd;MultipleActiveResultSets=true"
+    connectionStrings:
+      administrationService: "Host=es-st-postgresdb;Port=5432;Database=EShopOnAbp_Administration;User ID=postgres;password=myPassw0rd;Pooling=false"
+      identityService: "Host=es-st-postgresdb;Port=5432;Database=EShopOnAbp_Identity;User ID=postgres;password=myPassw0rd;Pooling=false"
     dotnetEnv: Staging
     redisHost: es-st-redis
     rabbitmqHost: es-st-rabbitmq
@@ -53,8 +52,8 @@ identity:
     selfUrl: https://eshop-st-identity
     corsOrigins: https://eshop-st-gateway-web,https://eshop-st-gateway-web-public
     connectionStrings:
-      identityService: "Server=es-st-sqldb,1433;Database=EShopOnAbp_Identity;User Id=sa;password=myPassw@rd;MultipleActiveResultSets=true"
-      administrationService: "Server=es-st-sqldb,1433;Database=EShopOnAbp_Administration;User Id=sa;password=myPassw@rd;MultipleActiveResultSets=true"
+      identityService: "Host=es-st-postgresdb;Port=5432;Database=EShopOnAbp_Identity;User ID=postgres;password=myPassw0rd;Pooling=false"
+      administrationService: "Host=es-st-postgresdb;Port=5432;Database=EShopOnAbp_Administration;User ID=postgres;password=myPassw0rd;Pooling=false"
     authServer:
       authority: http://eshop-st-authserver
       requireHttpsMetadata: "false"
@@ -82,7 +81,7 @@ administration:
     gatewayUrl: https://eshop-st-gateway-internal/
     corsOrigins: https://eshop-st-gateway-web,https://eshop-st-gateway-web-public,https://eshop-st-gateway-internal
     connectionStrings:
-      administrationService: "Server=es-st-sqldb,1433;Database=EShopOnAbp_Administration;User Id=sa;password=myPassw@rd;MultipleActiveResultSets=true"
+      administrationService: "Host=es-st-postgresdb;Port=5432;Database=EShopOnAbp_Administration;User ID=postgres;password=myPassw0rd;Pooling=false"
     authServer:
       authority: http://eshop-st-authserver
       requireHttpsMetadata: "false"