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authorBoris Kolpackov <boris@codesynthesis.com>2014-11-28 09:23:03 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2014-11-28 09:23:03 +0200
commit901dfde45302b8e96209a9792644ade60e80be32 (patch)
tree237328e5391991e0f49763785ca342870347bb04 /NEWS
parent06583147eaa601764a789ae586384e38e05e9015 (diff)
Document bulk operation support
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Version 2.4.0
- * New database class functions, query_one(), query_value(), provide
- convenient shortcuts for situations where the query is know to return
+ * Support for bulk operations in Oracle and SQL Server. Bulk operations
+ persist, update, or erase a range of objects using a single database
+ statement execution which often translates to significantly better
+ performance. For details, refer to Section 15.3, "Bulk Database
+ Operations" in the ODB manual.
+
+ * New database class functions, query_one() and query_value(), provide
+ convenient shortcuts for situations where the query is known to return
at most one element (query_one) or exactly one element (query_value).
Corresponding execute_one() and execute_value() functions for prepared
queries are also provided. For details, refer to Sections 4.3, "Executing