From a8a4f6a5c6f3b7ef5c7b8102ad8604e8fb764cf4 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov The ODB Query Language is an object-oriented database query
language that can be used to search for objects matching
- a certain criteria. It is modeled after and is integrated into
+ certain criteria. It is modeled after and is integrated into
C++ allowing you to write expressive and safe queries that look
and feel like ordinary C++.
The code presented in this chapter is based on the
hello
example which can be found in the
@@ -994,7 +994,7 @@ mysql> quit
In the next section we will examine how to query the database - for persistent objects matching a certain criteria.
+ for persistent objects matching certain criteria.false
.
If we don't know an object's identifier, then we can use queries to - find the object (or objects) matching some other criteria (@@ ref + find the object (or objects) matching some criteria (@@ ref query). Note, however, that loading an object's state using its identifier can be significantly faster that doing a query.
@@ -2091,7 +2091,7 @@ namespace odbIf you don't know the identifiers of the objects that you are looking for, you can use queries to search the database for objects matching - a certain criteria. ODB provides flexible and powerful query support + certain criteria. ODB provides flexible and powerful query support that offers two distinct levels of abstraction from the database system query language such as SQL.
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