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Diffstat (limited to 'odb/pgsql/statement-cache.txx')
| -rw-r--r-- | odb/pgsql/statement-cache.txx | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/odb/pgsql/statement-cache.txx b/odb/pgsql/statement-cache.txx index 1a35d38..48bc9da 100644 --- a/odb/pgsql/statement-cache.txx +++ b/odb/pgsql/statement-cache.txx @@ -15,6 +15,16 @@ namespace odb typename object_traits_impl<T, id_pgsql>::statements_type statements_type; + // Clear the cache if the database version has changed. This + // makes sure we don't re-use statements that correspond to + // the old schema. + // + if (version_seq_ != conn_.database ().schema_version_sequence ()) + { + map_.clear (); + version_seq_ = conn_.database ().schema_version_sequence (); + } + map::iterator i (map_.find (&typeid (T))); if (i != map_.end ()) @@ -31,6 +41,9 @@ namespace odb view_statements<T>& statement_cache:: find_view () { + // We don't cache any statements for views so no need to clear + // the cache. + map::iterator i (map_.find (&typeid (T))); if (i != map_.end ()) |