diff --git a/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.down.sql b/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.down.sql
new file mode 100644
index 0000000000..d2f607c5b8
--- /dev/null
+++ b/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.down.sql
@@ -0,0 +1 @@
+-- Add down migration script here
diff --git a/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.up.sql b/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.up.sql
new file mode 100644
index 0000000000..c5c6b670ae
--- /dev/null
+++ b/backend/migrations/20251208123907_safety_custom_instance_db_user_pwd.up.sql
@@ -0,0 +1,32 @@
+DO $$
+DECLARE
+    pwd text;
+BEGIN
+    SELECT gen_random_uuid()::text INTO pwd;
+    
+    IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'custom_instance_user') THEN
+        EXECUTE format('ALTER USER custom_instance_user WITH PASSWORD %L', pwd);
+        RAISE NOTICE 'Updated password for existing user custom_instance_user';
+    ELSE
+        EXECUTE format('CREATE USER custom_instance_user WITH PASSWORD %L', pwd);
+        RAISE NOTICE 'Created new user custom_instance_user';
+    END IF;
+
+    IF NOT EXISTS (SELECT 1 FROM global_settings WHERE name = 'custom_instance_pg_databases') THEN
+        INSERT INTO global_settings (name, value)
+        VALUES ('custom_instance_pg_databases', jsonb_build_object(
+          'user_pwd', pwd::text,
+          'databases', jsonb_build_object()
+        ));
+        RAISE NOTICE 'Inserted new global setting for custom_instance_pg_databases';
+    ELSE
+      UPDATE global_settings
+      SET value = jsonb_set(COALESCE(value, '{}'::jsonb), '{user_pwd}', to_jsonb(pwd::text)::jsonb)
+      WHERE name = 'custom_instance_pg_databases';
+      RAISE NOTICE 'Updated user_pwd in existing global setting for custom_instance_pg_databases';
+    END IF;
+EXCEPTION
+    WHEN others THEN
+    RAISE NOTICE 'custom_instance_pg_databases migration error, skipping.';
+END
+$$;
diff --git a/backend/windmill-api/openapi.yaml b/backend/windmill-api/openapi.yaml
index ded8a90fa2..912cc477c5 100644
--- a/backend/windmill-api/openapi.yaml
+++ b/backend/windmill-api/openapi.yaml
@@ -847,6 +847,20 @@ paths:
               schema:
                 type: boolean
 
+  /settings/refresh_custom_instance_user_pwd:
+    post:
+      summary: Refreshes the password for the custom_instance_user
+      operationId: refreshCustomInstanceUserPwd
+      tags:
+        - setting
+      responses:
+        "200":
+          description: Success
+          content:
+            application/json:
+              schema:
+                type: object
+
   /settings/list_custom_instance_pg_databases:
     post:
       summary: Returns the set-up statuses of custom instance pg databases
diff --git a/backend/windmill-api/src/settings.rs b/backend/windmill-api/src/settings.rs
index ec0fe5061e..9fa240088e 100644
--- a/backend/windmill-api/src/settings.rs
+++ b/backend/windmill-api/src/settings.rs
@@ -73,6 +73,10 @@ pub fn global_service() -> Router {
             "/list_custom_instance_pg_databases",
             post(list_custom_instance_pg_databases),
         )
+        .route(
+            "/refresh_custom_instance_user_pwd",
+            post(refresh_custom_instance_user_pwd),
+        )
         .route(
             "/setup_custom_instance_pg_database/:name",
             post(setup_custom_instance_pg_database),
@@ -625,6 +629,47 @@ async fn list_custom_instance_pg_databases(
     return Ok(Json(result));
 }
 
+async fn refresh_custom_instance_user_pwd(
+    authed: ApiAuthed,
+    Extension(db): Extension<DB>,
+) -> JsonResult<()> {
+    require_super_admin(&db, &authed.email).await?;
+    // 20251208123907_safety_custom_instance_db_user_pwd.up
+    let query = r#"
+    DO $$
+        DECLARE
+            pwd text;
+        BEGIN
+            SELECT gen_random_uuid()::text INTO pwd;
+            
+            IF EXISTS (SELECT 1 FROM pg_roles WHERE rolname = 'custom_instance_user') THEN
+                EXECUTE format('ALTER USER custom_instance_user WITH PASSWORD %L', pwd);
+                RAISE NOTICE 'Updated password for existing user custom_instance_user';
+            ELSE
+                EXECUTE format('CREATE USER custom_instance_user WITH PASSWORD %L', pwd);
+                RAISE NOTICE 'Created new user custom_instance_user';
+            END IF;
+
+            IF NOT EXISTS (SELECT 1 FROM global_settings WHERE name = 'custom_instance_pg_databases') THEN
+                INSERT INTO global_settings (name, value)
+                VALUES ('custom_instance_pg_databases', jsonb_build_object(
+                'user_pwd', pwd::text,
+                'databases', jsonb_build_object()
+                ));
+                RAISE NOTICE 'Inserted new global setting for custom_instance_pg_databases';
+            ELSE
+                UPDATE global_settings
+                SET value = jsonb_set(COALESCE(value, '{}'::jsonb), '{user_pwd}', to_jsonb(pwd::text)::jsonb)
+                WHERE name = 'custom_instance_pg_databases';
+                RAISE NOTICE 'Updated user_pwd in existing global setting for custom_instance_pg_databases';
+            END IF;
+        END
+        $$;
+    "#;
+    sqlx::query(query).execute(&db).await?;
+    Ok(Json(()))
+}
+
 #[derive(Deserialize)]
 struct SetupCustomInstanceDbBody {
     tag: Option<String>,
diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 018107154f..717eb3c627 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -79,11 +79,11 @@
 				"windmill-parser-wasm-java": "1.510.1",
 				"windmill-parser-wasm-nu": "1.510.1",
 				"windmill-parser-wasm-php": "1.574.1",
-				"windmill-parser-wasm-py": "1.538.0",
-				"windmill-parser-wasm-regex": "1.576.3",
+				"windmill-parser-wasm-py": "1.589.3",
+				"windmill-parser-wasm-regex": "1.589.3",
 				"windmill-parser-wasm-ruby": "1.526.1",
 				"windmill-parser-wasm-rust": "1.558.1",
-				"windmill-parser-wasm-ts": "1.565.0",
+				"windmill-parser-wasm-ts": "1.589.3",
 				"windmill-parser-wasm-yaml": "1.561.0",
 				"windmill-sql-datatype-parser-wasm": "1.512.0",
 				"windmill-utils-internal": "^1.3.1",
@@ -13851,14 +13851,14 @@
 			"integrity": "sha512-COyid6B1RYs+bpzUCInsA4HY/WZkpDLfkQ90+AqU/TVTpzYSbAC2JCbIwy0cRElBvlhI4bQ+9Wg6hSQKMpEkpA=="
 		},
 		"node_modules/windmill-parser-wasm-py": {
-			"version": "1.538.0",
-			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-py/-/windmill-parser-wasm-py-1.538.0.tgz",
-			"integrity": "sha512-s+bdIgT/fA5em3zYUwF8D14uA/dZh7iu0krZYZQqZUO7txN37hwSCVfovbMkIwm4zPbsJ50mU8DRLt7UpAPZIw=="
+			"version": "1.589.3",
+			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-py/-/windmill-parser-wasm-py-1.589.3.tgz",
+			"integrity": "sha512-ob1auYfqDyjaliXVluSKAuhfW09TefJ1rJjfDBnV5KCumkTBYGSchrGU+2AJYiuwCtljRE5CzTPBAo6JTaSKHA=="
 		},
 		"node_modules/windmill-parser-wasm-regex": {
-			"version": "1.576.3",
-			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-regex/-/windmill-parser-wasm-regex-1.576.3.tgz",
-			"integrity": "sha512-+5or2Gzi2W+DXU3cDqUB2sn3t3t1ZJ5BGpEh94r30fbm9yGxSy9QvxsURqv59ubKCjmm3oKwqApSyn+OqXSLjg=="
+			"version": "1.589.3",
+			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-regex/-/windmill-parser-wasm-regex-1.589.3.tgz",
+			"integrity": "sha512-yfYxHtrTuW+vqovPvu1h0t9XmC1cLzE6Quxb6fke3rxKYxQ3scO31zvIeZs2hGlvi/nzJjtCCgmZRyqD6RVQXQ=="
 		},
 		"node_modules/windmill-parser-wasm-ruby": {
 			"version": "1.526.1",
@@ -13871,9 +13871,9 @@
 			"integrity": "sha512-21S7lm1KF8zO1187rbq14hzPHII2RdM2+D44MoAh1F6VoaScj+Puq0z5B1O/hwn/95R/a9jBlL2D8jbkXtlD1A=="
 		},
 		"node_modules/windmill-parser-wasm-ts": {
-			"version": "1.565.0",
-			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-ts/-/windmill-parser-wasm-ts-1.565.0.tgz",
-			"integrity": "sha512-ui7dQ2kizWSG0ELpDU70Ccfk47EjC+yLI3tf6O+BdINs+YTjxA65MjShsvE3l4MnaxN8knbOLoSHkvIYCu77mg=="
+			"version": "1.589.3",
+			"resolved": "https://registry.npmjs.org/windmill-parser-wasm-ts/-/windmill-parser-wasm-ts-1.589.3.tgz",
+			"integrity": "sha512-PNyzEWo3qJxlocz1qmeh4IOxm8TzCeyAqqXFO4oyz9Lu6WAyCaSfefhZfaZG01wz3J1hJTZxymB9dDiv0VxgzQ=="
 		},
 		"node_modules/windmill-parser-wasm-yaml": {
 			"version": "1.561.0",
diff --git a/frontend/package.json b/frontend/package.json
index 54672c3367..c60082b434 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -24,11 +24,11 @@
 		"@melt-ui/pp": "^0.3.2",
 		"@melt-ui/svelte": "^0.86.2",
 		"@playwright/test": "^1.34.3",
+		"@tailwindcss/forms": "^0.5.3",
 		"@sveltejs/adapter-static": "^3.0.6",
 		"@sveltejs/kit": "^2.28.0",
 		"@sveltejs/package": "^2.3.7",
 		"@sveltejs/vite-plugin-svelte": "^6.1.1",
-		"@tailwindcss/forms": "^0.5.3",
 		"@tailwindcss/typography": "^0.5.8",
 		"@types/d3": "^7.4.0",
 		"@types/d3-zoom": "^3.0.3",
@@ -146,11 +146,11 @@
 		"windmill-parser-wasm-java": "1.510.1",
 		"windmill-parser-wasm-nu": "1.510.1",
 		"windmill-parser-wasm-php": "1.574.1",
-		"windmill-parser-wasm-py": "1.538.0",
-		"windmill-parser-wasm-regex": "1.576.3",
+		"windmill-parser-wasm-py": "1.589.3",
+		"windmill-parser-wasm-regex": "1.589.3",
 		"windmill-parser-wasm-ruby": "1.526.1",
 		"windmill-parser-wasm-rust": "1.558.1",
-		"windmill-parser-wasm-ts": "1.565.0",
+		"windmill-parser-wasm-ts": "1.589.3",
 		"windmill-parser-wasm-yaml": "1.561.0",
 		"windmill-sql-datatype-parser-wasm": "1.512.0",
 		"windmill-utils-internal": "^1.3.1",
@@ -543,4 +543,4 @@
 		"@rollup/rollup-linux-x64-gnu": "^4.35.0",
 		"fsevents": "^2.3.3"
 	}
-}
+}
\ No newline at end of file
diff --git a/frontend/src/lib/components/workspaceSettings/CustomInstanceDbWizardModal.svelte b/frontend/src/lib/components/workspaceSettings/CustomInstanceDbWizardModal.svelte
index 9a8a2d443f..38157fcf09 100644
--- a/frontend/src/lib/components/workspaceSettings/CustomInstanceDbWizardModal.svelte
+++ b/frontend/src/lib/components/workspaceSettings/CustomInstanceDbWizardModal.svelte
@@ -16,9 +16,11 @@
 	import type { ConfirmationModalHandle } from '../common/confirmationModal/asyncConfirmationModal.svelte'
 	import ExploreAssetButton from '../ExploreAssetButton.svelte'
 	import type DBManagerDrawer from '../DBManagerDrawer.svelte'
-	import { ArrowRight } from 'lucide-svelte'
+	import { ArrowRight, InfoIcon } from 'lucide-svelte'
 	import type { Snippet } from 'svelte'
 	import { truncate } from '$lib/utils'
+	import Tooltip from '../meltComponents/Tooltip.svelte'
+	import { superadmin } from '$lib/stores'
 
 	type Props = {
 		customInstanceDbs: ResourceReturn<ListCustomInstanceDbsResponse>
@@ -81,7 +83,7 @@
 					/>
 				</div>
 			</div>
-			<div class="flex-1 shrink-0 flex flex-col pl-4 gap-4">
+			<div class="flex-1 shrink-0 flex flex-col pl-4 gap-2">
 				<div class="flex-1 overflow-y-scroll">
 					{#if status?.error}
 						<div transition:slide={{ duration: 200 }} class="mb-4">
@@ -141,6 +143,20 @@
 						)}
 					/>
 				</div>
+				{#if $superadmin}
+					<Tooltip>
+						<Button
+							endIcon={{ icon: InfoIcon }}
+							onClick={async () => {
+								await SettingService.refreshCustomInstanceUserPwd()
+								sendUserToast('custom_instance_user password refreshed')
+							}}>Refresh custom_instance_user password</Button
+						>
+						{#snippet text()}
+							Try this if there is an issue with your custom instance database password.
+						{/snippet}
+					</Tooltip>
+				{/if}
 				<Button
 					size="sm"
 					variant={!status?.success ? 'accent' : 'default'}
diff --git a/frontend/src/lib/components/workspaceSettings/DataTableSettings.svelte b/frontend/src/lib/components/workspaceSettings/DataTableSettings.svelte
index 51e95bc7eb..4bc16f44dc 100644
--- a/frontend/src/lib/components/workspaceSettings/DataTableSettings.svelte
+++ b/frontend/src/lib/components/workspaceSettings/DataTableSettings.svelte
@@ -150,6 +150,10 @@
 		}
 		return map
 	})
+
+	export function unsavedChanges(): { savedValue: any; modifiedValue: any } {
+		return { savedValue: dataTableSettings, modifiedValue: tempSettings }
+	}
 </script>
 
 <div class="flex flex-col gap-4 my-8">
@@ -282,7 +286,7 @@
 	</tbody>
 </DataTable>
 
-<Button wrapperClasses="mt-4 mb-16 max-w-fit" on:click={onSave}>Save</Button>
+<Button wrapperClasses="mt-4 mb-16 max-w-fit" on:click={onSave} variant="accent">Save</Button>
 
 <ConfirmationModal {...confirmationModal.props} />
 <DBManagerDrawer bind:this={dbManagerDrawer} />
diff --git a/frontend/src/lib/components/workspaceSettings/DucklakeSettings.svelte b/frontend/src/lib/components/workspaceSettings/DucklakeSettings.svelte
index f3e9816783..88bdaa877b 100644
--- a/frontend/src/lib/components/workspaceSettings/DucklakeSettings.svelte
+++ b/frontend/src/lib/components/workspaceSettings/DucklakeSettings.svelte
@@ -358,6 +358,7 @@
 </DataTable>
 <Button
 	wrapperClasses="mt-4 mb-16 max-w-fit"
+	variant="accent"
 	on:click={onSave}
 	disabled={ducklakeSavedSettings.ducklakes.length === ducklakeSettings.ducklakes.length &&
 		Object.values(ducklakeIsDirty).every((v) => v === false)}
diff --git a/frontend/src/routes/(root)/(logged)/workspace_settings/+page.svelte b/frontend/src/routes/(root)/(logged)/workspace_settings/+page.svelte
index 465cd78183..4d6b68e7d7 100644
--- a/frontend/src/routes/(root)/(logged)/workspace_settings/+page.svelte
+++ b/frontend/src/routes/(root)/(logged)/workspace_settings/+page.svelte
@@ -116,6 +116,7 @@
 	})
 
 	let dataTableSettings: DataTableSettingsType = $state({ dataTables: [] })
+	let dataTableSettingsComponent: DataTableSettings | undefined = $state(undefined)
 
 	let ducklakeSettings: DucklakeSettingsType = $state({ ducklakes: [] })
 	let ducklakeSavedSettings: DucklakeSettingsType = $state(untrack(() => ducklakeSettings))
@@ -559,6 +560,10 @@
 
 	// Combined function to check for unsaved changes across all tabs
 	function getAllUnsavedChanges() {
+		if (dataTableSettingsComponent) {
+			return dataTableSettingsComponent.unsavedChanges()
+		}
+
 		// Check AI settings
 		const aiChanges = getAiSettingsInitialAndModifiedValues()
 		if (aiChanges.savedValue && aiChanges.modifiedValue) {
@@ -1127,7 +1132,7 @@
 				}}
 			/>
 		{:else if tab == 'windmill_data_tables'}
-			<DataTableSettings bind:dataTableSettings />
+			<DataTableSettings bind:dataTableSettings bind:this={dataTableSettingsComponent} />
 		{:else if tab == 'windmill_lfs'}
 			<StorageSettings
 				bind:s3ResourceSettings