"max": null, "min": null, "show": true } ], "yaxis": { "align": false, "alignLevel": null } } ], "refresh": "5s", "schemaVersion": 18, "style": "dark", "tags": [], "templating": { "list": [ { "current": { "selected": true, "text": "default", "value": "default" }, "hide": 0, "includeAll": false, "label": null, "multi": false, "name": "datasource", "options": [], "query": "prometheus", "queryValue": "", "refresh": 1, "regex": "", "skipUrlSync": false, "type": "datasource" } ] }, "time": { "from": "now-5m",...

      return perms;
    }

    public boolean implies(ProtectionDomain pd, Permission p) {
      return perms.implies(p);
    }

    public void refresh() {}
  }

  /** Returns a policy containing all the permissions we ever need. */
  public static Policy permissivePolicy() {
    return new AdjustablePolicy
    // Permissions j.u.c. needs directly
    (

      return perms;
    }

    @Override
    public boolean implies(ProtectionDomain pd, Permission p) {
      return perms.implies(p);
    }

    @Override
    public void refresh() {}
  }

  /** Returns a policy containing all the permissions we ever need. */
  public static Policy permissivePolicy() {
    return new AdjustablePolicy
    // Permissions j.u.c. needs directly
    (

	//
	// An in-memory cache must be replaced only if we know for sure that the
	// values loaded from disk are not stale. They might be stale if the
	// cached.updatedAt is more recent than the refresh cycle began.
	if cache.updatedAt.Before(loadedAt) {
		// No one has updated anything since the config was loaded,
		// so we just replace whatever is on the disk into memory.

    }

    /**
     * If the delegate collection is empty, but the multimap has values for the key, replace the
     * delegate with the new collection for the key.
     *
     * <p>For a subcollection, refresh its ancestor and validate that the ancestor delegate hasn't
     * changed.
     */
    void refreshIfEmpty() {
      if (ancestor != null) {
        ancestor.refreshIfEmpty();

      LocalCache<String, String> cache = makeLocalCache(builder, loader);

      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");

      ticker.advance(10, MILLISECONDS); // so that the next call will trigger refresh
      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");
      reloadStarted.await();
      ticker.advance(500, MILLISECONDS); // so that the entry expires during the reload

      LocalCache<String, String> cache = makeLocalCache(builder, loader);

      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");

      ticker.advance(10, MILLISECONDS); // so that the next call will trigger refresh
      assertThat(cache.getOrLoad("test")).isEqualTo("testLoad");
      reloadStarted.await();
      ticker.advance(500, MILLISECONDS); // so that the entry expires during the reload

    }

    /**
     * If the delegate collection is empty, but the multimap has values for the key, replace the
     * delegate with the new collection for the key.
     *
     * <p>For a subcollection, refresh its ancestor and validate that the ancestor delegate hasn't
     * changed.
     */
    void refreshIfEmpty() {
      if (ancestor != null) {
        ancestor.refreshIfEmpty();

The steps are:

* Create a SQLAlchemy model *instance* with your data.
* `add` that instance object to your database session.
* `commit` the changes to the database (so that they are saved).
* `refresh` your instance (so that it contains any new data from the database, like the generated ID).

```Python hl_lines="18-24  31-36"
{!../../../docs_src/sql_databases/sql_app/crud.py!}
```

!!! info

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index.reindex.requests_per_second=adaptive
index.reindex.refresh=false
index.reindex.timeout=1m
index.reindex.scroll=5m
index.reindex.max_docs=

# query
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query.timeout=10000
query.timeout.logging=true
query.track.total.hits=10000