Skip to content

Nextjs electricsql double rerender #1024

@amigo70707

Description

@amigo70707

Why does useLiveQuery re-render twice?

next config:

    reactStrictMode: false,

package.json

    "@tanstack/electric-db-collection": "^0.2.13",
    "@tanstack/react-db": "^0.1.56",
    "react": "^19.2.0",
    "react-dom": "^19.2.0",
    "next": "^16.0.6",
import { electricCollectionOptions } from "@tanstack/electric-db-collection";
import { createCollection, useLiveQuery } from "@tanstack/react-db";

  const workspaceContentCollection = useMemo(() => {
    return createCollection(
      electricCollectionOptions({
        shapeOptions: {
          id: "sync_workspace_content",
          url: "http://localhost:4000/sync/workspace_content",
          params: {
            table: "workspace_content",
            workspace_id: asyncParams.workspace_id,
          },
          headers: {
            Authorization: `Bearer ${authToken}`,
          },
        },
        getKey: (item) => item.id,
      }),
    );
  }, [asyncParams.workspace_id]);

  const {
    data: workspace_content,
    status,
    isLoading,
  } = useLiveQuery((q) =>
    q
      .from({ workspace_content: workspaceContentCollection })
      .where(({ workspace_content }) =>
        eq(workspace_content.workspace_id, BigInt(asyncParams.workspace_id)),
      ),
  );

 console.log("status");
 console.log(status);

output:

status
loading

status
loading

status
ready

Metadata

Metadata

Assignees

No one assigned

    Labels

    No labels
    No labels

    Type

    No type

    Projects

    No projects

    Milestone

    No milestone

    Relationships

    None yet

    Development

    No branches or pull requests

    Issue actions