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authorBoris Kolpackov <boris@codesynthesis.com>2012-12-05 17:37:46 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2012-12-05 17:37:46 +0200
commit2ad2e5500dd075db421a516502c9e522fdc34ee0 (patch)
treeef4abacfd9032b1730a64562186889c30b7f45f5 /NEWS
parentd5a0116ead52d19984866c686eaad0226043ae78 (diff)
Documentation for multi-database support
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@@ -1,8 +1,14 @@
Version 2.2.0
- * Static multi-database support. It allows an application to simultaneously
- work with multiple database systems using their static interfaces (i.e.,
- odb::<database>::database instead of odb::database).
+ * Multi-database support. It allows an application to simultaneously work
+ with multiple database systems and comes in two flavors: static and
+ dynamic. With static support the application uses the static database
+ interfaces (that is, odb::<db>::database instead of odb::database). With
+ dynamic support the same application code can access multiple databases
+ via a common interface. Dynamic multi-database supports also allows the
+ application to dynamically load the database support code for individual
+ databases if and when necessary. For more information, refer to Chapter
+ 13, "Multi-Database Support" in the ODB manual.
* Support for prepared queries. Prepared queries are a thin wrapper around
the underlying database system's prepared statements functionality. They
@@ -11,8 +17,8 @@ Version 2.2.0
refer to Section 4.5, "Prepared Queries" in the ODB manual as well as the
'prepared' example in the odb-examples package.
- * New options, --export-symbol and --extern-symbol, allow DLL exporting
- of the generated database support code.
+ * New options, --export-symbol and --extern-symbol, allow DLL exporting of
+ the generated database support code.
* Support for early connection release. Now the database connection is
released when commit()/rollback() is called rather than when the