Revert "Adding Postgres Helm chart to rad init (#8072)" (#8241)

# Description

This reverts commit 9e74e73.

Reverting this commit as it is breaking long running tests. Needs to be
investigated and checked in again with a fix.

```
Events:
  Type     Reason             Age                     From                Message
  ----     ------             ----                    ----                -------
  Warning  FailedScheduling   47m (x10 over 76m)      default-scheduler   0/5 nodes are available: pod has unbound immediate PersistentVolumeClaims. preemption: 0/5 nodes are available: 5 Preemption is not helpful for scheduling..
  Warning  FailedScheduling   7m17s (x8 over 42m)     default-scheduler   0/4 nodes are available: pod has unbound immediate PersistentVolumeClaims. preemption: 0/4 nodes are available: 4 Preemption is not helpful for scheduling..
  Normal   NotTriggerScaleUp  3m39s (x840 over 144m)  cluster-autoscaler  pod didn't trigger scale-up: 2 pod has unbound immediate PersistentVolumeClaims
```
```
% kubectl get pvc -n radius-system
NAME                  STATUS    VOLUME   CAPACITY   ACCESS MODES   STORAGECLASS   AGE
database-database-0   Pending                                      standard       3d11h
```

No matching persistent volume to bind the pvc to -
```
% kubectl get pv
NAME                                       CAPACITY   ACCESS MODES   RECLAIM POLICY   STATUS   CLAIM                                                         STORAGECLASS   REASON   AGE
pvc-3bc9bae6-18a1-41ed-b78e-01c347df6f68   1Gi        RWO            Delete           Bound    dapr-system/dapr-scheduler-data-dir-dapr-scheduler-server-0   default                 116d
```

More details can be found here:
#8238.

Signed-off-by: Karishma Chawla <kachawla@microsoft.com>

deploy/Chart/values.yaml

@@ -112,17 +112,3 @@ dashboard:
       memory: "60Mi"
     limits:
       memory: "300Mi"
-
-database:
-  image: ghcr.io/radius-project/mirror/postgres
-  tag: latest
-  storageClassName: "standard" # set to the storage class name if required
-  # Minimum resource requirements, may need to revisit and scale.
-  storageSize: "1Gi"
-  resources:
-    requests:
-      cpu: "2"
-      memory: "512Mi"
-    limits:
-      cpu: "2"
-      memory: "1024Mi"

test/functional-portable/datastoresrp/noncloud/resources/sql_test.go

@@ -0,0 +1,118 @@
+/*
+Copyright 2023 The Radius Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package resource_test
+
+import (
+	"runtime"
+	"testing"
+
+	"github.com/radius-project/radius/test/rp"
+	"github.com/radius-project/radius/test/step"
+	"github.com/radius-project/radius/test/testutil"
+	"github.com/radius-project/radius/test/validation"
+)
+
+func Test_SQLDatabase_Manual(t *testing.T) {
+	// https://github.com/microsoft/mssql-docker/issues/668
+	if runtime.GOARCH == "arm64" {
+		t.Skip("skipping Test_SQL, unsupported architecture")
+	}
+	template := "testdata/datastoresrp-resources-sqldb-manual.bicep"
+	name := "dsrp-resources-sql"
+	appNamespace := "default-dsrp-resources-sql"
+
+	test := rp.NewRPTest(t, name, []rp.TestStep{
+		{
+			Executor: step.NewDeployExecutor(template, testutil.GetMagpieImage()),
+			RPResources: &validation.RPResourceSet{
+				Resources: []validation.RPResource{
+					{
+						Name: name,
+						Type: validation.ApplicationsResource,
+					},
+					{
+						Name: "sql-app-ctnr",
+						Type: validation.ContainersResource,
+						App:  name,
+					},
+					{
+						Name: "sql-db",
+						Type: validation.SQLDatabasesResource,
+						App:  name,
+					},
+					{
+						Name: "sql-ctnr",
+						Type: validation.ContainersResource,
+						App:  name,
+					},
+				},
+			},
+			K8sObjects: &validation.K8sObjectSet{
+				Namespaces: map[string][]validation.K8sObject{
+					appNamespace: {
+						validation.NewK8sPodForResource(name, "sql-app-ctnr"),
+						validation.NewK8sPodForResource(name, "sql-ctnr"),
+					},
+				},
+			},
+		},
+	})
+
+	test.Test(t)
+}
+
+// Test_SQLDatabase_Recipe validates:
+// the creation of a sql database from recipe
+// container using the sqlDatabases portable resource to connect to the sql database resource
+func Test_SQLDatabase_Recipe(t *testing.T) {
+	template := "testdata/datastoresrp-resources-sqldb-recipe.bicep"
+	name := "dsrp-resources-sqldb-recipe"
+	appNamespace := "dsrp-resources-sqldb-recipe-app"
+	test := rp.NewRPTest(t, name, []rp.TestStep{
+		{
+			Executor: step.NewDeployExecutor(template, testutil.GetMagpieImage(), testutil.GetBicepRecipeRegistry(), testutil.GetBicepRecipeVersion()),
+			RPResources: &validation.RPResourceSet{
+				Resources: []validation.RPResource{
+					{
+						Name: "dsrp-resources-env-sql-recipe-env",
+						Type: validation.EnvironmentsResource,
+					},
+					{
+						Name: "dsrp-resources-sqldb-recipe",
+						Type: validation.ApplicationsResource,
+						App:  name,
+					},
+					{
+						Name: "sql-recipe-app-ctnr",
+						Type: validation.ContainersResource,
+						App:  name,
+					},
+				},
+			},
+			K8sObjects: &validation.K8sObjectSet{
+				Namespaces: map[string][]validation.K8sObject{
+					appNamespace: {
+						validation.NewK8sPodForResource(name, "sql-recipe-app-ctnr").ValidateLabels(false),
+						validation.NewK8sPodForResource(name, "sql-recipe-resource").ValidateLabels(false),
+					},
+				},
+			},
+		},
+	})
+
+	test.Test(t)
+}

test/functional-portable/datastoresrp/noncloud/resources/testdata/datastoresrp-resources-sqldb-manual.bicep

@@ -0,0 +1,104 @@
+extension radius
+
+@description('Specifies the location for resources.')
+param location string = 'global'
+
+@description('Specifies the image for the container resource.')
+param magpieImage string
+
+@description('Specifies the port for the container resource.')
+param magpiePort int = 3000
+
+@description('Specifies the environment for resources.')
+param environment string = 'test'
+
+@description('Specifies the image for the sql container resource.')
+param sqlImage string = 'mcr.microsoft.com/mssql/server:2019-latest'
+
+@description('Specifies the port for the container resource.')
+param sqlPort int = 1433
+
+@description('Specifies the SQL username.')
+param username string = 'sa'
+
+@description('Specifies the SQL password.')
+@secure()
+param password string = newGuid()
+
+resource app 'Applications.Core/applications@2023-10-01-preview' = {
+  name: 'dsrp-resources-sql'
+  location: location
+  properties: {
+    environment: environment
+  }
+}
+
+resource webapp 'Applications.Core/containers@2023-10-01-preview' = {
+  name: 'sql-app-ctnr'
+  location: location
+  properties: {
+    application: app.id
+    connections: {
+      sql: {
+        source: db.id
+      }
+    }
+    container: {
+      image: magpieImage
+      env: {
+        CONNECTION_SQL_CONNECTIONSTRING: {
+          value: db.listSecrets().connectionString
+        }
+      }
+      readinessProbe: {
+        kind: 'httpGet'
+        containerPort: magpiePort
+        path: '/healthz'
+      }
+    }
+  }
+}
+
+resource db 'Applications.Datastores/sqlDatabases@2023-10-01-preview' = {
+  name: 'sql-db'
+  location: location
+  properties: {
+    application: app.id
+    environment: environment
+    server: 'sql-ctnr'
+    database: 'master'
+    resourceProvisioning: 'manual'
+    port: sqlPort
+    username: username
+    secrets: {
+      password: password
+    }
+  }
+}
+
+resource sqlContainer 'Applications.Core/containers@2023-10-01-preview' = {
+  name: 'sql-ctnr'
+  location: location
+  properties: {
+    application: app.id
+    container: {
+      image: sqlImage
+      env: {
+        ACCEPT_EULA: {
+          value: 'Y'
+        }
+        MSSQL_PID: {
+          value: 'Developer'
+        }
+        MSSQL_SA_PASSWORD: {
+          value: password
+        }
+      }
+      ports: {
+        sql: {
+          containerPort: sqlPort
+        }
+      }
+    }
+  }
+}