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authorBoris Kolpackov <boris@codesynthesis.com>2012-07-10 15:17:16 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2012-07-10 15:17:16 +0200
commit6b8def06796d1e4fc9e6e7e75ce59bccf6899261 (patch)
treef7d440fda64cf07549173cefd5d45a92bf1845d6 /mysql/custom/test.hxx
parent7ba8d1469e331f07040352c069cf7b9d24ac57a3 (diff)
Add support for custom database type mapping
New pragma qualifier, map, and specifiers: as, to, from. New tests: <database>/custom.
Diffstat (limited to 'mysql/custom/test.hxx')
-rw-r--r--mysql/custom/test.hxx55
1 files changed, 55 insertions, 0 deletions
diff --git a/mysql/custom/test.hxx b/mysql/custom/test.hxx
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+++ b/mysql/custom/test.hxx
@@ -0,0 +1,55 @@
+// file : mysql/custom/test.hxx
+// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <vector>
+
+#include <odb/core.hxx>
+
+// Map GEOMETRY MySQL type to the point C++ struct. The other half
+// of this mapping is in traits.hxx (value_traits<point, id_string>).
+//
+#pragma db map type("GEOMETRY") \
+ as("VARCHAR(256)") \
+ to("GeomFromText((?))") \
+ from("AsText((?))")
+
+#pragma db value type("GEOMETRY")
+struct point
+{
+ point () {}
+ point (double x_, double y_): x (x_), y (y_) {}
+
+ double x;
+ double y;
+};
+
+inline bool
+operator== (const point& a, const point& b)
+{
+ return a.x == b.x && a.y == b.y;
+}
+
+#pragma db object
+struct object
+{
+ object () {}
+ object (unsigned long id_) : id (id_) {}
+
+ #pragma db id
+ unsigned long id;
+
+ point p;
+ std::vector<point> pv;
+
+ bool
+ operator== (const object& y) const
+ {
+ return id == y.id && p == y.p && pv == y.pv;
+ }
+};
+
+#endif // TEST_HXX