diff --git a/apps/dokploy/__test__/deployment/find-deployment-by-id.test.ts b/apps/dokploy/__test__/deployment/find-deployment-by-id.test.ts
new file mode 100644
index 00000000000..e52a8abb0d3
--- /dev/null
+++ b/apps/dokploy/__test__/deployment/find-deployment-by-id.test.ts
@@ -0,0 +1,41 @@
+import { findDeploymentById } from "@dokploy/server/services/deployment";
+import { describe, expect, it, vi } from "vitest";
+import {
+	maxJsonBuildArrayArgs,
+	POSTGRES_MAX_FUNCTION_ARGS,
+	relationalQueryDb,
+} from "../helpers/postgres-function-args";
+
+const mocks = vi.hoisted(() => ({
+	findDeployment: vi.fn(),
+}));
+
+vi.mock("@dokploy/server/db", () => ({
+	db: {
+		query: { deployments: { findFirst: mocks.findDeployment } },
+	},
+}));
+
+describe("findDeploymentById", () => {
+	it("keeps the deployment lookup within the Postgres function argument limit", async () => {
+		let compiledSql = "";
+		const deployment = {
+			deploymentId: "deployment-1",
+			application: { serverId: "server-1" },
+		};
+		mocks.findDeployment.mockImplementation(async (config) => {
+			compiledSql = relationalQueryDb.query.deployments
+				.findFirst(config)
+				.toSQL().sql;
+			return deployment;
+		});
+
+		await expect(findDeploymentById("deployment-1")).resolves.toBe(deployment);
+
+		expect(mocks.findDeployment).toHaveBeenCalledTimes(1);
+		expect(compiledSql).toContain("json_build_array(");
+		expect(maxJsonBuildArrayArgs(compiledSql)).toBeLessThanOrEqual(
+			POSTGRES_MAX_FUNCTION_ARGS,
+		);
+	});
+});
diff --git a/apps/dokploy/__test__/helpers/postgres-function-args.ts b/apps/dokploy/__test__/helpers/postgres-function-args.ts
new file mode 100644
index 00000000000..db8845f64e7
--- /dev/null
+++ b/apps/dokploy/__test__/helpers/postgres-function-args.ts
@@ -0,0 +1,39 @@
+import * as schema from "@dokploy/server/db/schema";
+import { drizzle } from "drizzle-orm/postgres-js";
+
+export const POSTGRES_MAX_FUNCTION_ARGS = 100;
+
+export const relationalQueryDb = drizzle.mock({ schema });
+
+export const maxJsonBuildArrayArgs = (sqlText: string) => {
+	let max = 0;
+	for (const match of sqlText.matchAll(/json_build_array\(/g)) {
+		let depth = 1;
+		let args = 1;
+		let quote: string | null = null;
+		for (
+			let index = match.index + match[0].length;
+			index < sqlText.length && depth > 0;
+			index++
+		) {
+			const char = sqlText[index];
+			if (quote) {
+				if (char === quote) {
+					quote = null;
+				}
+				continue;
+			}
+			if (char === '"' || char === "'") {
+				quote = char;
+			} else if (char === "(") {
+				depth++;
+			} else if (char === ")") {
+				depth--;
+			} else if (char === "," && depth === 1) {
+				args++;
+			}
+		}
+		max = Math.max(max, args);
+	}
+	return max;
+};
diff --git a/apps/dokploy/__test__/server/container-resource-stats-access.test.ts b/apps/dokploy/__test__/server/container-resource-stats-access.test.ts
index 8eccf49c6e4..4e7c5bf26e8 100644
--- a/apps/dokploy/__test__/server/container-resource-stats-access.test.ts
+++ b/apps/dokploy/__test__/server/container-resource-stats-access.test.ts
@@ -1,4 +1,9 @@
 import { beforeEach, describe, expect, it, vi } from "vitest";
+import {
+	maxJsonBuildArrayArgs,
+	POSTGRES_MAX_FUNCTION_ARGS,
+	relationalQueryDb,
+} from "../helpers/postgres-function-args";
 
 const mocks = vi.hoisted(() => ({
 	checkServicePermissionAndAccess: vi.fn(),
@@ -302,4 +307,55 @@ describe("container resource stats access filtering", () => {
 			expect.anything(),
 		);
 	});
+
+	it("keeps the preview deployment lookup within the Postgres function argument limit", async () => {
+		const compiledQueries: string[] = [];
+		mocks.db.query.previewDeployments.findFirst.mockImplementation(
+			async (query) => {
+				// eq() is mocked in this file, and the filter does not change which
+				// columns the relations select.
+				compiledQueries.push(
+					relationalQueryDb.query.previewDeployments
+						.findFirst({ ...query, where: undefined })
+						.toSQL().sql,
+				);
+				return lookupAppName(query) === "preview-service"
+					? {
+							appName: "preview-service",
+							application: {
+								applicationId: "application-allowed",
+								serverId: null,
+								environment: environment("org-1"),
+							},
+						}
+					: null;
+			},
+		);
+		const stats = [
+			{
+				ID: "preview",
+				Labels: {
+					"com.docker.swarm.service.name": "preview-service",
+				},
+				Name: "preview-service.1.task",
+			},
+		];
+
+		await expect(
+			filterContainerResourceStatsByAccess(ctx, stats),
+		).resolves.toEqual(stats);
+
+		expect(compiledQueries.length).toBeGreaterThan(0);
+		for (const sqlText of compiledQueries) {
+			expect(sqlText).toContain("json_build_array(");
+			expect(maxJsonBuildArrayArgs(sqlText)).toBeLessThanOrEqual(
+				POSTGRES_MAX_FUNCTION_ARGS,
+			);
+		}
+		expect(mocks.checkServicePermissionAndAccess).toHaveBeenCalledWith(
+			ctx,
+			"application-allowed",
+			{ monitoring: ["read"] },
+		);
+	});
 });
diff --git a/apps/dokploy/__test__/volume-backups/restore-security.test.ts b/apps/dokploy/__test__/volume-backups/restore-security.test.ts
index 79407a88d40..74ae95b7125 100644
--- a/apps/dokploy/__test__/volume-backups/restore-security.test.ts
+++ b/apps/dokploy/__test__/volume-backups/restore-security.test.ts
@@ -1,5 +1,10 @@
 import { TRPCError } from "@trpc/server";
 import { beforeEach, describe, expect, it, vi } from "vitest";
+import {
+	maxJsonBuildArrayArgs,
+	POSTGRES_MAX_FUNCTION_ARGS,
+	relationalQueryDb,
+} from "../helpers/postgres-function-args";
 
 const mocks = vi.hoisted(() => ({
 	audit: vi.fn(),
@@ -750,6 +755,42 @@ describe("volume backup restore access boundary", () => {
 		expect(mocks.execAsyncStream).not.toHaveBeenCalled();
 	});
 
+	it("keeps the restore schedule lookup within the Postgres function argument limit", async () => {
+		let compiledSql = "";
+		mocks.findVolumeBackups.mockImplementation(async (config) => {
+			compiledSql = relationalQueryDb.query.volumeBackups
+				.findMany(config)
+				.toSQL().sql;
+			return [
+				{
+					application: { appName: "app-one" },
+					applicationId: "app-1",
+					destinationId: "destination-1",
+					prefix: "prefix",
+					serviceType: "application",
+					volumeName: "data_volume",
+				},
+			];
+		});
+
+		await expect(
+			runVolumeRestoreSubscription({
+				backupFileName: "app-one/prefix/data_volume-2026-06-22.tar",
+				destinationId: "destination-1",
+				volumeName: "data_volume",
+				id: "app-1",
+				serviceType: "application",
+			}),
+		).resolves.toBe(undefined);
+
+		expect(mocks.findVolumeBackups).toHaveBeenCalledTimes(1);
+		expect(compiledSql).toContain("json_build_array(");
+		expect(maxJsonBuildArrayArgs(compiledSql)).toBeLessThanOrEqual(
+			POSTGRES_MAX_FUNCTION_ARGS,
+		);
+		expect(mocks.restoreVolume).toHaveBeenCalledTimes(1);
+	});
+
 	it("allows restore objects bound to the matching volume-backup schedule", async () => {
 		await expect(
 			runVolumeRestoreSubscription({
diff --git a/apps/dokploy/server/api/routers/volume-backups.ts b/apps/dokploy/server/api/routers/volume-backups.ts
index edff95cda73..56366986dd1 100644
--- a/apps/dokploy/server/api/routers/volume-backups.ts
+++ b/apps/dokploy/server/api/routers/volume-backups.ts
@@ -242,6 +242,9 @@ const assertVolumeRestoreObjectBound = async (input: {
 		input.serviceType === "application"
 			? volumeBackups.applicationId
 			: volumeBackups.composeId;
+	// The application table has more than 100 columns. Drizzle puts every
+	// selected column of a nested relation into one json_build_array() call,
+	// and Postgres rejects calls with more than 100 arguments (54023).
 	const candidateBackups = await db.query.volumeBackups.findMany({
 		where: and(
 			eq(volumeBackups.destinationId, input.destinationId),
@@ -250,8 +253,8 @@ const assertVolumeRestoreObjectBound = async (input: {
 			eq(serviceIdColumn, input.id),
 		),
 		with: {
-			application: true,
-			compose: true,
+			application: { columns: { appName: true } },
+			compose: { columns: { appName: true } },
 			destination: {
 				columns: {
 					accessKey: false,
diff --git a/apps/dokploy/server/api/utils/monitoring-access.ts b/apps/dokploy/server/api/utils/monitoring-access.ts
index e04d21018c3..a25b87c5df7 100644
--- a/apps/dokploy/server/api/utils/monitoring-access.ts
+++ b/apps/dokploy/server/api/utils/monitoring-access.ts
@@ -55,10 +55,14 @@ const findMonitoringServiceByAppName = async (appName: string) => {
 		} satisfies MonitoringService;
 	}
 
+	// The application table has more than 100 columns. Drizzle puts every
+	// selected column of a nested relation into one json_build_array() call,
+	// and Postgres rejects calls with more than 100 arguments (54023).
 	const previewDeployment = await db.query.previewDeployments.findFirst({
 		where: eq(previewDeployments.appName, appName),
 		with: {
 			application: {
+				columns: { applicationId: true, serverId: true },
 				with: {
 					environment: {
 						with: {
diff --git a/packages/server/src/services/deployment.ts b/packages/server/src/services/deployment.ts
index d155f2f91fd..2a8e9d17983 100644
--- a/packages/server/src/services/deployment.ts
+++ b/packages/server/src/services/deployment.ts
@@ -321,10 +321,13 @@ export const finalizeDeploymentOperation = async (
 };
 
 export const findDeploymentById = async (deploymentId: string) => {
+	// The application table has more than 100 columns. Drizzle puts every
+	// selected column of a nested relation into one json_build_array() call,
+	// and Postgres rejects calls with more than 100 arguments (54023).
 	const deployment = await db.query.deployments.findFirst({
 		where: eq(deployments.deploymentId, deploymentId),
 		with: {
-			application: true,
+			application: { columns: { serverId: true } },
 			backup: {
 				with: {
 					compose: true,
@@ -339,13 +342,13 @@ export const findDeploymentById = async (deploymentId: string) => {
 			previewDeployment: true,
 			schedule: {
 				with: {
-					application: true,
+					application: { columns: { serverId: true } },
 					compose: true,
 				},
 			},
 			volumeBackup: {
 				with: {
-					application: true,
+					application: { columns: { serverId: true } },
 					compose: true,
 					libsql: true,
 					mariadb: true,