diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index c2bdd10a32..e5ea4ba01e 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -153,7 +153,7 @@ jobs:
       matrix:
         database:
           - mongodb
-        #  - postgres
+          - postgres
         #  - postgres-custom-schema
         #  - postgres-uuid
         #  - supabase
diff --git a/.vscode/launch.json b/.vscode/launch.json
index 69cd64fd2d..2420515fba 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -41,11 +41,14 @@
       "type": "node-terminal"
     },
     {
-      "command": "pnpm run dev:postgres versions",
+      "command": "node --no-deprecation test/dev.js versions",
       "cwd": "${workspaceFolder}",
       "name": "Run Dev Postgres",
       "request": "launch",
-      "type": "node-terminal"
+      "type": "node-terminal",
+      "env": {
+        "PAYLOAD_DATABASE": "postgres"
+      }
     },
     {
       "command": "pnpm run dev versions",
diff --git a/package.json b/package.json
index 817c2d0190..6f4831ad2d 100644
--- a/package.json
+++ b/package.json
@@ -65,9 +65,9 @@
     "test:e2e": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 tsx ./test/runE2E.ts",
     "test:e2e:debug": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 PWDEBUG=1 DISABLE_LOGGING=true playwright test",
     "test:e2e:headed": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 DISABLE_LOGGING=true playwright test --headed",
-    "test:int:postgres": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 PAYLOAD_DATABASE=postgres DISABLE_LOGGING=true jest --forceExit --detectOpenHandles --config=jest.config.js",
-    "test:int": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 DISABLE_LOGGING=true jest --forceExit --detectOpenHandles --config=test/jest.config.js",
-    "test:unit": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 DISABLE_LOGGING=true jest --forceExit --detectOpenHandles  --config=jest.config.js",
+    "test:int:postgres": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 PAYLOAD_DATABASE=postgres DISABLE_LOGGING=true jest --forceExit --detectOpenHandles --config=test/jest.config.js --runInBand",
+    "test:int": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 DISABLE_LOGGING=true jest --forceExit --detectOpenHandles --config=test/jest.config.js --runInBand",
+    "test:unit": "cross-env NODE_OPTIONS=--no-deprecation NODE_NO_WARNINGS=1 DISABLE_LOGGING=true jest --forceExit --detectOpenHandles  --config=jest.config.js --runInBand",
     "translateNewKeys": "pnpm --filter payload run translateNewKeys"
   },
   "devDependencies": {
diff --git a/packages/payload/src/fields/baseFields/baseIDField.ts b/packages/payload/src/fields/baseFields/baseIDField.ts
index eadb170a8e..3d12fe5b2a 100644
--- a/packages/payload/src/fields/baseFields/baseIDField.ts
+++ b/packages/payload/src/fields/baseFields/baseIDField.ts
@@ -1,19 +1,30 @@
 import ObjectIdImport from 'bson-objectid'
 
-import type { Field, FieldHook } from '../config/types.js'
+import type { Field } from '../config/types.js'
 
 const ObjectId = (ObjectIdImport.default ||
   ObjectIdImport) as unknown as typeof ObjectIdImport.default
 
-const generateID: FieldHook = ({ operation, value }) =>
-  (operation !== 'create' ? value : false) || new ObjectId().toHexString()
-
 export const baseIDField: Field = {
   name: 'id',
   type: 'text',
   admin: {
     hidden: true,
   },
-  defaultValue: generateID,
+  defaultValue: () => new ObjectId().toHexString(),
+  hooks: {
+    beforeChange: [
+      ({ operation, value }) => {
+        // If creating new doc, need to disregard any
+        // ids that have been passed in because they will cause
+        // primary key unique conflicts in relational DBs
+        if (!value || (operation === 'create' && value)) {
+          return new ObjectId().toHexString()
+        }
+
+        return value
+      },
+    ],
+  },
   label: 'ID',
 }
diff --git a/packages/payload/src/fields/getDefaultValue.ts b/packages/payload/src/fields/getDefaultValue.ts
index da0ab5ca59..db255d707c 100644
--- a/packages/payload/src/fields/getDefaultValue.ts
+++ b/packages/payload/src/fields/getDefaultValue.ts
@@ -1,5 +1,7 @@
 import type { User } from '../auth/index.js'
 
+import { deepCopyObject } from '../utilities/deepCopyObject.js'
+
 type Args = {
   defaultValue: unknown
   locale: string | undefined
@@ -7,12 +9,7 @@ type Args = {
   value?: unknown
 }
 
-const getValueWithDefault = async ({
-  defaultValue,
-  locale,
-  user,
-  value,
-}: Args): Promise<unknown> => {
+const getValueWithDefault = ({ defaultValue, locale, user, value }: Args): unknown => {
   if (typeof value !== 'undefined') {
     return value
   }
@@ -21,7 +18,12 @@ const getValueWithDefault = async ({
     return defaultValue({ locale, user })
   }
 
+  if (typeof defaultValue === 'object') {
+    return deepCopyObject(defaultValue)
+  }
+
   return defaultValue
 }
 
+// eslint-disable-next-line no-restricted-exports
 export default getValueWithDefault
diff --git a/test/fields/collections/Blocks/index.ts b/test/fields/collections/Blocks/index.ts
index 9e7f16f5ee..eef70eab12 100644
--- a/test/fields/collections/Blocks/index.ts
+++ b/test/fields/collections/Blocks/index.ts
@@ -1,7 +1,7 @@
 import type { CollectionConfig } from 'payload/types'
 import type { BlockField } from 'payload/types'
 
-import { lexicalEditor } from '@payloadcms/richtext-lexical'
+import { slateEditor } from '@payloadcms/richtext-slate'
 
 import { blockFieldsSlug, textFieldsSlug } from '../../slugs.js'
 import { AddCustomBlocks } from './components/AddCustomBlocks/index.js'
@@ -22,7 +22,7 @@ export const getBlocksField = (prefix?: string): BlockField => ({
         {
           name: 'richText',
           type: 'richText',
-          editor: lexicalEditor({}),
+          editor: slateEditor({}),
         },
       ],
     },
diff --git a/test/fields/collections/Blocks/shared.ts b/test/fields/collections/Blocks/shared.ts
index 6d524f6185..fb23682412 100644
--- a/test/fields/collections/Blocks/shared.ts
+++ b/test/fields/collections/Blocks/shared.ts
@@ -5,36 +5,11 @@ export const getBlocksFieldSeedData = (prefix?: string): any => [
     blockName: 'First block',
     blockType: prefix ? `${prefix}Content` : 'content',
     text: 'first block',
-    richText: {
-      root: {
-        type: 'root',
-        format: '',
-        indent: 0,
-        version: 1,
-
-        children: [
-          {
-            children: [
-              {
-                detail: 0,
-                format: 0,
-                mode: 'normal',
-                style: '',
-                text: '',
-                type: 'text',
-                version: 1,
-              },
-            ],
-            direction: 'ltr',
-            format: '',
-            indent: 0,
-            type: 'paragraph',
-            version: 1,
-          },
-        ],
-        direction: 'ltr',
+    richText: [
+      {
+        children: [{ text: '' }],
       },
-    },
+    ],
   },
   {
     blockName: 'Second block',
diff --git a/test/localization/collections/NestedToArrayAndBlock/index.ts b/test/localization/collections/NestedToArrayAndBlock/index.ts
index 1184b1e851..bb637f9367 100644
--- a/test/localization/collections/NestedToArrayAndBlock/index.ts
+++ b/test/localization/collections/NestedToArrayAndBlock/index.ts
@@ -1,6 +1,6 @@
 import type { CollectionConfig } from 'payload/types'
 
-export const nestedToArrayAndBlockCollectionSlug = 'nested-to-array-and-block'
+export const nestedToArrayAndBlockCollectionSlug = 'nested'
 
 export const NestedToArrayAndBlock: CollectionConfig = {
   slug: nestedToArrayAndBlockCollectionSlug,