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Never suggest a facet if it only results in on option

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Simon Willison 2018-05-15 00:05:10 -03:00
commit bc1bf5c3a1
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1 changed files with 5 additions and 4 deletions
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9
datasette/views/table.py
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@ -592,17 +592,18 @@ class TableView(RowTableShared):
and_or_where='and' if where_clauses else 'where', and_or_where='and' if where_clauses else 'where',
limit=FACET_LIMIT+1 limit=FACET_LIMIT+1
) )
print(suggested_facet_sql)
distinct_values = None distinct_values = None
try: try:
distinct_values = await self.execute( distinct_values = await self.execute(
name, suggested_facet_sql, params, name, suggested_facet_sql, params,
truncate=False, custom_time_limit=50 truncate=False, custom_time_limit=50
) )
num_distinct_values = len(distinct_values)
if ( if (
distinct_values and num_distinct_values and
len(distinct_values) <= FACET_LIMIT and num_distinct_values > 1 and
len(distinct_values) < filtered_table_rows_count num_distinct_values <= FACET_LIMIT and
num_distinct_values < filtered_table_rows_count
): ):
suggested_facets.append({ suggested_facets.append({
'name': facet_column, 'name': facet_column,