Add schema_catalog::exists() function

2 files changed, 16 insertions, 0 deletions

diff --git a/odb/schema-catalog.cxx b/odb/schema-catalog.cxx
index cd1ded4..f834b1d 100644
--- a/odb/schema-catalog.cxx
+++ b/odb/schema-catalog.cxx
@@ -27,6 +27,13 @@ namespace odb
   schema_catalog_impl* schema_catalog_init::catalog = 0;
   size_t schema_catalog_init::count = 0;
 
+  bool schema_catalog::
+  exists (database_id id, const std::string& name)
+  {
+    const schema_catalog_impl& c (*schema_catalog_init::catalog);
+    return c.find (key (id, name)) != c.end ();
+  }
+
   void schema_catalog::
   create_schema (database& db, const string& name)
   {
diff --git a/odb/schema-catalog.hxx b/odb/schema-catalog.hxx
index 861c3d0..0048644 100644
--- a/odb/schema-catalog.hxx
+++ b/odb/schema-catalog.hxx
@@ -20,6 +20,15 @@ namespace odb
   public:
     static void
     create_schema (database&, const std::string& name = "");
+
+    static bool
+    exists (database_id, const std::string& name);
+
+    static bool
+    exists (const database& db, const std::string& name)
+    {
+      return exists (db.id (), name);
+    }
   };
 
   namespace common