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Fix mistake in creating pop_ctr Census of Population file. Select distinct pop_ctr_dguid before joining to Census of Pop attribute data

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Diego Ripley
2025-09-18 18:52:45 +00:00
parent 1a7ea7e40a
commit dff7ea6fad
1 changed files with 2 additions and 2 deletions
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census_of_population/process_2021.ipynb
+2 -2
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@@ -118866,7 +118866,7 @@
"source": [ "source": [
"## 4.0 Process Population centres (POPCTRs)\n", "## 4.0 Process Population centres (POPCTRs)\n",
"### There are 1026 DGUIDs in the Census of Population data, but there should be 1030\n", "### There are 1026 DGUIDs in the Census of Population data, but there should be 1030\n",
"They also use the pop_ctr_dguid and not the pop_ctr_p_dguid. So, there's no way to differentiate between Ottawa, and Gatineau for pop_ctr_dguid 2021S05100616" "- They also use the pop_ctr_dguid and not the pop_ctr_p_dguid. So, there's no way to differentiate between Ottawa, and Gatineau for pop_ctr_dguid 2021S05100616"
] ]
}, },
{ {
@@ -118909,7 +118909,7 @@
"DROP TABLE IF EXISTS er_2021;\n", "DROP TABLE IF EXISTS er_2021;\n",
"\n", "\n",
"DROP TABLE IF EXISTS pop_ctr_2021;\n", "DROP TABLE IF EXISTS pop_ctr_2021;\n",
"CREATE TABLE pop_ctr_2021 AS SELECT pop_ctr_dguid AS dguid FROM 'https://data-01.dataforcanada.org/processed/statistics_canada/boundaries/2021/digital_boundary_files/pop_ctr_2021.parquet';\n", "CREATE TABLE pop_ctr_2021 AS SELECT DISTINCT pop_ctr_dguid AS dguid FROM 'https://data-01.dataforcanada.org/processed/statistics_canada/boundaries/2021/digital_boundary_files/pop_ctr_2021.parquet';\n",
"\"\"\")\n", "\"\"\")\n",
"con.commit()\n", "con.commit()\n",
"\n", "\n",