diff --git a/experiments/statcan_products/duck_experiment.ipynb b/experiments/statcan_products/duck_experiment.ipynb
index 1950421..b26e36b 100644
--- a/experiments/statcan_products/duck_experiment.ipynb
+++ b/experiments/statcan_products/duck_experiment.ipynb
@@ -2,7 +2,7 @@
  "cells": [
   {
    "cell_type": "code",
-   "execution_count": 1,
+   "execution_count": 12,
    "id": "5e04e469-d3eb-42ca-b548-5e6f1fa6af9d",
    "metadata": {
     "editable": true,
@@ -11,15 +11,7 @@
     },
     "tags": []
    },
-   "outputs": [
-    {
-     "name": "stdout",
-     "output_type": "stream",
-     "text": [
-      "Buckaroo has been enabled as the default DataFrame viewer.  To return to default dataframe visualization use `from buckaroo import disable; disable()`\n"
-     ]
-    }
-   ],
+   "outputs": [],
    "source": [
     "import buckaroo\n",
     "import duckdb\n",
@@ -28,7 +20,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 2,
+   "execution_count": 13,
    "id": "97c8e92b-21e4-4cc5-8dbe-7b42361ce3f9",
    "metadata": {
     "editable": true,
@@ -44,7 +36,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 14,
    "id": "e02f2416-fd16-444b-8fd4-eec2cecee5a7",
    "metadata": {
     "editable": true,
@@ -57,10 +49,10 @@
     {
      "data": {
       "text/plain": [
-       "<duckdb.duckdb.DuckDBPyConnection at 0x7fe04413c4b0>"
+       "<duckdb.duckdb.DuckDBPyConnection at 0x7f41d8274870>"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 14,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -73,7 +65,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 15,
    "id": "fafa7ce7-8619-4951-8c73-7bfbc66dc92f",
    "metadata": {},
    "outputs": [
@@ -102,7 +94,7 @@
        " ('DECIMALS', 'TINYINT', 'YES', None, None, None)]"
       ]
      },
-     "execution_count": 10,
+     "execution_count": 15,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -113,7 +105,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 5,
+   "execution_count": 16,
    "id": "a4ed2881-91b7-4473-b246-a969ef59efba",
    "metadata": {},
    "outputs": [],
@@ -123,7 +115,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 41,
+   "execution_count": 17,
    "id": "f400feee-efb6-421a-b518-1f9c0fc21bcb",
    "metadata": {
     "editable": true,
@@ -142,7 +134,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 42,
+   "execution_count": 18,
    "id": "a187c850-981e-4348-a57d-2f25e57cf9db",
    "metadata": {
     "editable": true,
@@ -155,7 +147,7 @@
     {
      "data": {
       "application/vnd.jupyter.widget-view+json": {
-       "model_id": "f5c04f09c7134ecfa633b956711be823",
+       "model_id": "ea3f2ee32a4d4ba1970f9f373b86fc02",
        "version_major": 2,
        "version_minor": 1
       },
@@ -173,7 +165,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 45,
+   "execution_count": 19,
    "id": "ff3eb520-c78b-4976-b734-840dc0fa53ab",
    "metadata": {
     "editable": true,
@@ -184,14 +176,15 @@
    },
    "outputs": [
     {
-     "data": {
-      "text/plain": [
-       "<duckdb.duckdb.DuckDBPyConnection at 0x7fe04413c4b0>"
-      ]
-     },
-     "execution_count": 45,
-     "metadata": {},
-     "output_type": "execute_result"
+     "ename": "IOException",
+     "evalue": "IO Error: No files found that match the pattern \"/data/tables/output/en/43100011.parquet\"",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[31m---------------------------------------------------------------------------\u001b[39m",
+      "\u001b[31mIOException\u001b[39m                               Traceback (most recent call last)",
+      "\u001b[36mCell\u001b[39m\u001b[36m \u001b[39m\u001b[32mIn[19]\u001b[39m\u001b[32m, line 1\u001b[39m\n\u001b[32m----> \u001b[39m\u001b[32m1\u001b[39m \u001b[43mcon\u001b[49m\u001b[43m.\u001b[49m\u001b[43mexecute\u001b[49m\u001b[43m(\u001b[49m\u001b[33;43m\"\"\"\u001b[39;49m\n\u001b[32m      2\u001b[39m \u001b[33;43mSELECT *\u001b[39;49m\n\u001b[32m      3\u001b[39m \u001b[33;43mFROM parquet_file_metadata(\u001b[39;49m\u001b[33;43m'\u001b[39;49m\u001b[33;43m/data/tables/output/en/43100011.parquet\u001b[39;49m\u001b[33;43m'\u001b[39;49m\u001b[33;43m);\u001b[39;49m\n\u001b[32m      4\u001b[39m \u001b[33;43m\"\"\"\u001b[39;49m\u001b[43m)\u001b[49m\n",
+      "\u001b[31mIOException\u001b[39m: IO Error: No files found that match the pattern \"/data/tables/output/en/43100011.parquet\""
+     ]
     }
    ],
    "source": [
@@ -203,7 +196,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 46,
+   "execution_count": 20,
    "id": "30c8fc7e-cafd-43ec-a58f-aed4128df594",
    "metadata": {
     "editable": true,
@@ -214,34 +207,15 @@
    },
    "outputs": [
     {
-     "data": {
-      "application/vnd.jupyter.widget-view+json": {
-       "model_id": "7dc3ff8ea49441a5a548b223de7c823f",
-       "version_major": 2,
-       "version_minor": 0
-      },
-      "text/plain": [
-       "FloatProgress(value=0.0, layout=Layout(width='auto'), style=ProgressStyle(bar_color='black'))"
-      ]
-     },
-     "metadata": {},
-     "output_type": "display_data"
-    },
-    {
-     "data": {
-      "text/plain": [
-       "[('/data/tables/output/en/43100011.parquet',\n",
-       "  'parquet-cpp-arrow version 20.0.0',\n",
-       "  172033460,\n",
-       "  165,\n",
-       "  2,\n",
-       "  None,\n",
-       "  None)]"
-      ]
-     },
-     "execution_count": 46,
-     "metadata": {},
-     "output_type": "execute_result"
+     "ename": "InvalidInputException",
+     "evalue": "Invalid Input Error: No open result set",
+     "output_type": "error",
+     "traceback": [
+      "\u001b[31m---------------------------------------------------------------------------\u001b[39m",
+      "\u001b[31mInvalidInputException\u001b[39m                     Traceback (most recent call last)",
+      "\u001b[36mCell\u001b[39m\u001b[36m \u001b[39m\u001b[32mIn[20]\u001b[39m\u001b[32m, line 1\u001b[39m\n\u001b[32m----> \u001b[39m\u001b[32m1\u001b[39m \u001b[43mcon\u001b[49m\u001b[43m.\u001b[49m\u001b[43mfetchall\u001b[49m\u001b[43m(\u001b[49m\u001b[43m)\u001b[49m\n",
+      "\u001b[31mInvalidInputException\u001b[39m: Invalid Input Error: No open result set"
+     ]
     }
    ],
    "source": [
@@ -250,17 +224,17 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 9,
+   "execution_count": 21,
    "id": "10f3238b-36a6-4033-a299-fc04190e9d63",
    "metadata": {},
    "outputs": [
     {
      "data": {
       "text/plain": [
-       "<duckdb.duckdb.DuckDBPyConnection at 0x7f427a6b6170>"
+       "<duckdb.duckdb.DuckDBPyConnection at 0x7f41d8274870>"
       ]
      },
-     "execution_count": 9,
+     "execution_count": 21,
      "metadata": {},
      "output_type": "execute_result"
     }
@@ -275,10 +249,25 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 22,
    "id": "dcf81727-340c-4bcc-aec3-7133e0010eda",
    "metadata": {},
-   "outputs": [],
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "1298d824f74c4fc59151d5b746d8e864",
+       "version_major": 2,
+       "version_minor": 0
+      },
+      "text/plain": [
+       "FloatProgress(value=0.0, layout=Layout(width='auto'), style=ProgressStyle(bar_color='black'))"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
    "source": [
     "distinct_dguid_geo = con.fetch_df()"
    ]
@@ -310,9 +299,256 @@
   },
   {
    "cell_type": "code",
-   "execution_count": null,
+   "execution_count": 30,
    "id": "cfd1621f-9c4e-46ba-a64e-1c191ff27b35",
    "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "<duckdb.duckdb.DuckDBPyConnection at 0x7f41d8274870>"
+      ]
+     },
+     "execution_count": 30,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "con.execute(\"\"\"\n",
+    "SELECT DISTINCT REF_DATE, REF_START_DATE, REF_END_DATE\n",
+    "FROM read_parquet('/data/tables/output/en/*.parquet')\n",
+    "ORDER BY REF_START_DATE ASC\n",
+    "\"\"\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 31,
+   "id": "5b5fed59-b900-47a0-8ab5-15e557f02dbf",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "distinct_ref_date = con.fetch_df()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 32,
+   "id": "41fbfb30-a471-4304-a985-9367ab589107",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "0eaef40bea7f4a29810b29c1648f0ec1",
+       "version_major": 2,
+       "version_minor": 1
+      },
+      "text/plain": [
+       "BuckarooInfiniteWidget(buckaroo_options={'sampled': ['random'], 'auto_clean': ['aggressive', 'conservative'], …"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "distinct_ref_date"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 45,
+   "id": "51a6663f-55e8-45c0-ab0e-dc85a5f69278",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "<duckdb.duckdb.DuckDBPyConnection at 0x7f41d8274870>"
+      ]
+     },
+     "execution_count": 45,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "con.execute(\"\"\"\n",
+    "SELECT * FROM parquet_file_metadata('/data/tables/output/en/*.parquet')\n",
+    "\"\"\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 46,
+   "id": "07fc9ad3-1512-48cc-975f-5a9e7f633d30",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "application/vnd.jupyter.widget-view+json": {
+       "model_id": "02c94fd7d5d245baa91972617f80026a",
+       "version_major": 2,
+       "version_minor": 1
+      },
+      "text/plain": [
+       "BuckarooInfiniteWidget(buckaroo_options={'sampled': ['random'], 'auto_clean': ['aggressive', 'conservative'], …"
+      ]
+     },
+     "metadata": {},
+     "output_type": "display_data"
+    }
+   ],
+   "source": [
+    "con.fetch_df()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 47,
+   "id": "2c01e753-5c54-403a-be2e-c65d3d4bdc89",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import glob"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 49,
+   "id": "fa16862e-60b6-4ae7-a8f2-55bdcc5edb68",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "output_parquet_files = glob.glob(\"/data/tables/output/en/*.parquet\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 63,
+   "id": "e5edf922-f945-413e-8aca-2929eb6b8d2f",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "/data/tables/output/en/10100164.parquet\n",
+      "/data/tables/output/en/23100049.parquet\n",
+      "/data/tables/output/en/23100050.parquet\n",
+      "/data/tables/output/en/36100658.parquet\n",
+      "/data/tables/output/en/36100374.parquet\n",
+      "/data/tables/output/en/36100396.parquet\n",
+      "/data/tables/output/en/36100397.parquet\n",
+      "/data/tables/output/en/38100104.parquet\n",
+      "/data/tables/output/en/38100105.parquet\n"
+     ]
+    }
+   ],
+   "source": [
+    "for parquet_file in output_parquet_files:\n",
+    "    con.execute(f\"DESCRIBE '{parquet_file}'\")\n",
+    "    value = con.fetch_df()\n",
+    "    length_value_column = len(value[value['column_name'] == 'VALUE'][['column_name', 'column_type']])\n",
+    "    if length_value_column == 0:\n",
+    "        print(parquet_file)    "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "2f83e0e6-6126-44ca-974b-db92a97472cf",
+   "metadata": {},
+   "source": [
+    "# Issue because there's a `Value` and `VALUE` columns in the CSV\n",
+    "`Value` and `VALUE` columns end up as `Value` and `VALUE_1` columns"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 65,
+   "id": "fc588dd7-a0d2-4b79-9c27-a6502ff99053",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[('REF_DATE', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('REF_START_DATE', 'TIMESTAMP_NS', 'YES', None, None, None),\n",
+       " ('REF_END_DATE', 'TIMESTAMP_NS', 'YES', None, None, None),\n",
+       " ('GEO', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('DGUID', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('Value', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('Type of cannabis', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('UOM', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('UOM_ID', 'SMALLINT', 'YES', None, None, None),\n",
+       " ('SCALAR_FACTOR', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('SCALAR_ID', 'TINYINT', 'YES', None, None, None),\n",
+       " ('VECTOR', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('COORDINATE', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('VALUE_1', 'BIGINT', 'YES', None, None, None),\n",
+       " ('STATUS', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('SYMBOL', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('TERMINATED', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('DECIMALS', 'TINYINT', 'YES', None, None, None)]"
+      ]
+     },
+     "execution_count": 65,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "con.execute(\"DESCRIBE '/data/tables/output/en/10100164.parquet'\")\n",
+    "con.fetchall()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 66,
+   "id": "fef3d2e2-91c5-4fdf-bb00-3928c8f52d11",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "[('REF_DATE', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('REF_START_DATE', 'TIMESTAMP_NS', 'YES', None, None, None),\n",
+       " ('REF_END_DATE', 'TIMESTAMP_NS', 'YES', None, None, None),\n",
+       " ('GEO', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('DGUID', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('Mainline companies', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('Property accounts', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('Value', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('UOM', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('UOM_ID', 'SMALLINT', 'YES', None, None, None),\n",
+       " ('SCALAR_FACTOR', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('SCALAR_ID', 'TINYINT', 'YES', None, None, None),\n",
+       " ('VECTOR', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('COORDINATE', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('VALUE_1', 'BIGINT', 'YES', None, None, None),\n",
+       " ('STATUS', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('SYMBOL', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('TERMINATED', 'VARCHAR', 'YES', None, None, None),\n",
+       " ('DECIMALS', 'TINYINT', 'YES', None, None, None)]"
+      ]
+     },
+     "execution_count": 66,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "con.execute(\"DESCRIBE '/data/tables/output/en/23100049.parquet'\")\n",
+    "con.fetchall()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "b472b408-4633-429d-824b-0d846db6e9db",
+   "metadata": {},
    "outputs": [],
    "source": []
   }