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postgresql: identifies what adapter auto-loads json values

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Niphlod
2014-09-14 16:39:54 +02:00
parent b991f2926f
commit c4a4ee27c4
1 changed files with 10 additions and 5 deletions
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gluon/dal.py
+10 -5
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@@ -2917,16 +2917,21 @@ class PostgreSQLAdapter(BaseAdapter):
# (to be added to after_connection) # (to be added to after_connection)
if self.driver_name == "pg8000": if self.driver_name == "pg8000":
supports_json = self.connection.server_version >= "9.2.0" supports_json = self.connection.server_version >= "9.2.0"
elif (self.driver_name == "psycopg2") and \ elif (self.driver_name == "psycopg2" and
(self.driver.__version__ >= "2.0.12"): self.driver.__version__ >= "2.0.12"):
supports_json = self.connection.server_version >= 90200 supports_json = self.connection.server_version >= 90200
elif self.driver_name == "zxJDBC": elif self.driver_name == "zxJDBC":
supports_json = self.connection.dbversion >= "9.2.0" supports_json = self.connection.dbversion >= "9.2.0"
else: supports_json = None else:
supports_json = None
if supports_json: if supports_json:
self.types["json"] = "JSON" self.types["json"] = "JSON"
self.driver_auto_json = ['loads'] if (self.driver_name == "psycopg2" and
else: LOGGER.debug("Your database version does not support the JSON data type (using TEXT instead)") self.driver.__version__ >= '2.5.0'):
self.driver_auto_json = ['loads']
else:
LOGGER.debug("Your database version does not support the JSON"
" data type (using TEXT instead)")
def LIKE(self, first, second): def LIKE(self, first, second):
args = (self.expand(first), self.expand(second, 'string')) args = (self.expand(first), self.expand(second, 'string'))