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Only attempt counts for databases < 100MB

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This commit is contained in:
Simon Willison 2020-02-28 16:19:23 -08:00
commit 34bc16aa59
1 changed files with 3 additions and 3 deletions
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6
datasette/views/index.py
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@ -11,8 +11,8 @@ from .base import BaseView
# Truncate table list on homepage at: # Truncate table list on homepage at:
TRUNCATE_AT = 5 TRUNCATE_AT = 5
# Only attempt counts if less than this many tables: # Only attempt counts if database less than this size in bytes:
COUNT_TABLE_LIMIT = 30 COUNT_DB_SIZE_LIMIT = 100 * 1024 * 1024
class IndexView(BaseView): class IndexView(BaseView):
@ -29,7 +29,7 @@ class IndexView(BaseView):
views = await db.view_names() views = await db.view_names()
# Perform counts only for immutable or DBS with <= COUNT_TABLE_LIMIT tables # Perform counts only for immutable or DBS with <= COUNT_TABLE_LIMIT tables
table_counts = {} table_counts = {}
if not db.is_mutable or len(table_names) <= COUNT_TABLE_LIMIT: if not db.is_mutable or db.size < COUNT_DB_SIZE_LIMIT:
table_counts = await db.table_counts(10) table_counts = await db.table_counts(10)
# If any of these are None it means at least one timed out - ignore them all # If any of these are None it means at least one timed out - ignore them all
if any(v is None for v in table_counts.values()): if any(v is None for v in table_counts.values()):