X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3980000ca63a479b7b30ca93c07edbf12e4a51b7..d5bef0a32337a8e8b2666fd64f78dbbbf01cda3f:/docs/latex/wx/tdb.tex diff --git a/docs/latex/wx/tdb.tex b/docs/latex/wx/tdb.tex index e674560b8a..71a470d202 100644 --- a/docs/latex/wx/tdb.tex +++ b/docs/latex/wx/tdb.tex @@ -25,18 +25,20 @@ software with these classes, but at the time of the writing of this document, users have successfully used the classes with the following datasources: \begin{itemize}\itemsep=0pt -\item Oracle (v7, v8, v8i) -\item Sybase (ASA and ASE) -\item MS SQL Server (v7 - minimal testing) -\item MS Access (97 and 2000) -\item MySQL +\item DB2 \item DBase (IV, V)** -\item PostgreSQL +\item Firebird \item INFORMIX -\item VIRTUOSO -\item DB2 \item Interbase +\item MS SQL Server (v7 - minimal testing) +\item MS Access (97, 2000, 2002, and 2003) +\item MySQL (2.x and 3.5 - use the 2.5x drivers though) +\item Oracle (v7, v8, v8i) \item Pervasive SQL +\item PostgreSQL +\item Sybase (ASA and ASE) +\item XBase Sequiter +\item VIRTUOSO \end{itemize} An up-to-date list can be obtained by looking in the comments of the function @@ -557,9 +559,9 @@ can specify anywhere from one column up to all columns in the table. \begin{verbatim} table->SetColDefs(0, "FIRST_NAME", DB_DATA_TYPE_VARCHAR, FirstName, - SQL_C_CHAR, sizeof(FirstName), true, true); + SQL_C_WXCHAR, sizeof(FirstName), true, true); table->SetColDefs(1, "LAST_NAME", DB_DATA_TYPE_VARCHAR, LastName, - SQL_C_CHAR, sizeof(LastName), true, true); + SQL_C_WXCHAR, sizeof(LastName), true, true); \end{verbatim} Notice that column definitions start at index 0 and go up to one less than @@ -833,9 +835,9 @@ they also needed to take in to account different database manufacturers and different ODBC driver manufacturers. Because of all the possible combinations of OS/database/drivers, it is impossible to say that these classes will work perfectly with datasource ABC, ODBC driver XYZ, on platform LMN. You may run -in to some incompatibilities or unsupported features when moving your +into some incompatibilities or unsupported features when moving your application from one environment to another. But that is what makes -cross-platform programming fun. It is also pinpoints one of the great +cross-platform programming fun. It also pinpoints one of the great things about open source software. It can evolve! The most common difference between different database/ODBC driver @@ -912,9 +914,14 @@ functionality as the driver can emulate. {\bf UNICODE with wxODBC classes} -The ODBC classes support for Unicode is yet in early experimental stage and -hasn't been tested extensively. It might work for you or it might not: please -report the bugs/problems you have encountered in the latter case. +As of v2.6 of wxWidgets, the wxODBC classes now fully support the compilation +and use of the classes in a Unicode build of wxWidgets, assuming the compiler +and OS on which the program will be compiled/run is Unicode capable. + +The one major difference in writing code that can be compiled in either +unicode or non-unicode builds that is specific to the wxODBC classes is to +use the SQL\_C\_WXCHAR datatype for string columns rather than SQL\_C\_CHAR or +SQL\_C\_WCHAR. \subsection{wxODBC - Sample Code}\label{wxodbcsamplecode1} @@ -1017,9 +1024,9 @@ table = new wxDbTable(db, tableName, numTableColumns, wxT(""), // returned back to the client. // table->SetColDefs(0, wxT("FIRST_NAME"), DB_DATA_TYPE_VARCHAR, FirstName, - SQL_C_CHAR, sizeof(FirstName), true, true); + SQL_C_WXCHAR, sizeof(FirstName), true, true); table->SetColDefs(1, wxT("LAST_NAME"), DB_DATA_TYPE_VARCHAR, LastName, - SQL_C_CHAR, sizeof(LastName), true, true); + SQL_C_WXCHAR, sizeof(LastName), true, true); // -----------------------------------------------------------------------