lancedb/docs/web/snippets/read_consistency.mdx

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export const PyReadConsistency = "from datetime import timedelta\nfrom tempfile import TemporaryDirectory\n\nimport lancedb\n\nwith TemporaryDirectory(prefix=\"lancedb-consistency-\") as uri:\n    writer = lancedb.connect(uri)\n    table = writer.create_table(\"documents\", [{\"id\": 1, \"text\": \"first\"}])\n\n    default_reader = lancedb.connect(uri).open_table(\"documents\")\n    latest_reader = lancedb.connect(\n        uri, read_consistency_interval=timedelta(0)\n    ).open_table(\"documents\")\n\n    table.add([{\"id\": 2, \"text\": \"second\"}])\n\n    default_count = default_reader.count_rows()\n    latest_count = latest_reader.count_rows()\n    print(f\"Default reader: {default_count} rows\")  # 1\n    print(f\"Zero-interval reader: {latest_count} rows\")  # 2\n\n    default_reader.checkout_latest()\n    refreshed_count = default_reader.count_rows()\n    print(f\"After explicit refresh: {refreshed_count} rows\")  # 2\n";