diff options
Diffstat (limited to 'psycopg/connection_int.c')
| -rw-r--r-- | psycopg/connection_int.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/psycopg/connection_int.c b/psycopg/connection_int.c index 49daae5..e0a369e 100644 --- a/psycopg/connection_int.c +++ b/psycopg/connection_int.c @@ -1189,6 +1189,13 @@ conn_set_session(connectionObject *self, int autocommit, PGresult *pgres = NULL; char *error = NULL; + if (deferrable != self->deferrable && self->server_version < 90100) { + PyErr_SetString(ProgrammingError, + "the 'deferrable' setting is only available" + " from PostgreSQL 9.1"); + goto exit; + } + /* Promote an isolation level to one of the levels supported by the server */ if (self->server_version < 80000) { if (isolevel == ISOLATION_LEVEL_READ_UNCOMMITTED) { @@ -1219,7 +1226,7 @@ conn_set_session(connectionObject *self, int autocommit, goto endlock; } } - if (deferrable != self->deferrable && self->server_version >= 90100) { + if (deferrable != self->deferrable) { if (0 > pq_set_guc_locked(self, "default_transaction_deferrable", srv_state_guc[deferrable], &pgres, &error, &_save)) { |