docs: Re-execute all notebooks, add execute script

- Re-run all tutorials against PostgreSQL with TLS disabled
- Add scripts/execute-notebooks.sh for reproducible execution

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: dimitri-yatsenko

scripts/execute-notebooks.sh

@@ -0,0 +1,44 @@
+#!/bin/bash
+# Execute all tutorial notebooks with outputs saved
+# Uses PostgreSQL backend with TLS disabled to avoid SSL warnings in output
+
+set -e
+
+cd "$(dirname "$0")/.."
+
+# Database connection settings for PostgreSQL
+export DJ_HOST=localhost
+export DJ_PORT=5432
+export DJ_USER=postgres
+export DJ_PASS=tutorial
+export DJ_BACKEND=postgresql
+export DJ_USE_TLS=false
+
+echo "Executing tutorials with PostgreSQL backend..."
+echo "  Host: $DJ_HOST:$DJ_PORT"
+echo "  User: $DJ_USER"
+echo "  Backend: $DJ_BACKEND"
+echo "  TLS: disabled"
+echo ""
+
+# Execute all tutorial notebooks
+echo "Executing basics tutorials..."
+jupyter nbconvert --to notebook --execute --inplace src/tutorials/basics/*.ipynb
+
+echo "Executing advanced tutorials..."
+jupyter nbconvert --to notebook --execute --inplace src/tutorials/advanced/*.ipynb
+
+echo "Executing domain tutorials..."
+for dir in src/tutorials/domain/*/; do
+    echo "  Executing $dir..."
+    jupyter nbconvert --to notebook --execute --inplace "$dir"*.ipynb
+done
+
+echo "Executing example tutorials..."
+jupyter nbconvert --to notebook --execute --inplace src/tutorials/examples/*.ipynb
+
+echo "Executing how-to notebooks..."
+jupyter nbconvert --to notebook --execute --inplace src/how-to/*.ipynb
+
+echo ""
+echo "All notebooks executed successfully!"

src/how-to/model-relationships.ipynb

@@ -20,18 +20,18 @@
    "id": "cell-1",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.175933Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.175711Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.920041Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.919708Z"
+     "iopub.execute_input": "2026-01-23T05:08:53.523460Z",
+     "iopub.status.busy": "2026-01-23T05:08:53.523358Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.450994Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.450645Z"
     }
    },
    "outputs": [
     {
      "name": "stderr",
      "output_type": "stream",
      "text": [
-      "[2026-01-20 16:19:34,913][INFO]: DataJoint 2.1.0a2 connected to postgres@127.0.0.1:5432\n"
+      "[2026-01-22 23:08:54,443][INFO]: DataJoint 2.1.0a5 connected to postgres@localhost:5432\n"
      ]
     }
    ],
@@ -56,10 +56,10 @@
    "id": "cell-3",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.921807Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.921625Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.924444Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.924176Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.452930Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.452699Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.455491Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.455248Z"
     }
    },
    "outputs": [],
@@ -94,10 +94,10 @@
    "id": "cell-4",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.925782Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.925669Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.942312Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.941985Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.456757Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.456647Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.476357Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.476057Z"
     }
    },
    "outputs": [],
@@ -117,10 +117,10 @@
    "id": "cell-5",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.943784Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.943662Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.955275Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.954978Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.478343Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.478193Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.490438Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.490133Z"
     }
    },
    "outputs": [
@@ -184,10 +184,10 @@
    "id": "cell-8",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.956838Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.956729Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.959534Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.959308Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.492077Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.491947Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.494724Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.494508Z"
     }
    },
    "outputs": [],
@@ -219,10 +219,10 @@
    "id": "cell-9",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.960709Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.960608Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.974939Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.974668Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.496162Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.496035Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.512198Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.511935Z"
     }
    },
    "outputs": [
@@ -256,10 +256,10 @@
    "id": "cell-10",
    "metadata": {
     "execution": {
-     "iopub.execute_input": "2026-01-20T22:19:34.976356Z",
-     "iopub.status.busy": "2026-01-20T22:19:34.976229Z",
-     "iopub.status.idle": "2026-01-20T22:19:34.979284Z",
-     "shell.execute_reply": "2026-01-20T22:19:34.979063Z"
+     "iopub.execute_input": "2026-01-23T05:08:54.513489Z",
+     "iopub.status.busy": "2026-01-23T05:08:54.513360Z",
+     "iopub.status.idle": "2026-01-23T05:08:54.516812Z",
+     "shell.execute_reply": "2026-01-23T05:08:54.516563Z"
     }
    },
    "outputs": [],