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https://github.com/simonw/datasette/issues/1151#issuecomment-747774855 https://api.github.com/repos/simonw/datasette/issues/1151 747774855 MDEyOklzc3VlQ29tbWVudDc0Nzc3NDg1NQ== 9599 2020-12-17T23:42:34Z 2020-12-17T23:42:34Z OWNER This worked as a prototype: ```diff diff --git a/datasette/database.py b/datasette/database.py index 412e0c5..a90e617 100644 --- a/datasette/database.py +++ b/datasette/database.py @@ -24,11 +24,12 @@ connections = threading.local() class Database: - def __init__(self, ds, path=None, is_mutable=False, is_memory=False): + def __init__(self, ds, path=None, is_mutable=False, is_memory=False, uri=None): self.ds = ds self.path = path self.is_mutable = is_mutable self.is_memory = is_memory + self.uri = uri self.hash = None self.cached_size = None self.cached_table_counts = None @@ -46,6 +47,8 @@ class Database: } def connect(self, write=False): + if self.uri: + return sqlite3.connect(self.uri, uri=True, check_same_thread=False) if self.is_memory: return sqlite3.connect(":memory:") # mode=ro or immutable=1? ``` Then in `ipython`: ``` from datasette.app import Datasette from datasette.database import Database ds = Datasette([]) db = Database(ds, uri="file:datasette?mode=memory&cache=shared", is_memory=True) await db.execute_write("create table foo (bar text)") await db.table_names() # Outputs ["foo"] db2 = Database(ds, uri="file:datasette?mode=memory&cache=shared", is_memory=True) await db2.table_names() # Also outputs ["foo"] ``` ``` {"total_count": 0, "+1": 0, "-1": 0, "laugh": 0, "hooray": 0, "confused": 0, "heart": 0, "rocket": 0, "eyes": 0} 770448622  
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