Commit ac109dc3 authored by Aurélien Campéas's avatar Aurélien Campéas
Browse files

make_tablename: make the code more clear

parent 2419c7b60281
......@@ -616,18 +616,20 @@ class timeseries(SeriesServices):
""" compute the unqualified (no namespace) table name
from a serie name, to allow arbitrary serie names
# default
tablename = seriename
# postgresql table names are limited to 63 chars.
if len(seriename) > 63:
seriename = hashlib.sha1(seriename.encode('utf-8')).hexdigest()
tablename = hashlib.sha1(seriename.encode('utf-8')).hexdigest()
# collision detection (collision can happen after a rename)
if cn.execute(f'select table_name '
f'from "{self.namespace}".registry '
f'where table_name = %(seriename)s',
return str(uuid.uuid4())
tablename = str(uuid.uuid4())
return seriename
return tablename
def _serie_to_tablename(self, cn, seriename):
tablename = self.serie_tablename.get(seriename)
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