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Diffstat (limited to 'odb/oracle/oracle-types.hxx')
| -rw-r--r-- | odb/oracle/oracle-types.hxx | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/odb/oracle/oracle-types.hxx b/odb/oracle/oracle-types.hxx index 6e01bf7..f2e5792 100644 --- a/odb/oracle/oracle-types.hxx +++ b/odb/oracle/oracle-types.hxx @@ -122,8 +122,11 @@ namespace odb }; // An instance of this structure specifies the function to invoke and - // the context to pass just prior to the image associated with a query - // being modified. + // the context to pass when the object/view image is about to be + // modified. This mechanism is used by the query machinery to save the + // image between result iteration and dereferencing if something gets + // executed between these two operations that would overwrite the + // image. // struct change_callback { |