Mailing List
Home
Forum Home
MySQL General - General MySQL discussion
MySQL++ - Programming with the C++ API to MySQL
MaxDB - Everything about MaxDB, formerly known as SAP DB
ODBC - ODBC with the MySQL Connector/ODBC driver
MySQL on Win32 - Runing MySQL on Windows 9x/Me/NT/2000/XP
Java Help - Mostly related to the MySQL Connector/J driver
Perl - Perl support for MySQL with DBI and DBD::mysql
GUI - MySQL GUI Tools
Announcement
Subjects
mysql openssl Question
mysql:it 's a db not a dbms how it 's possible?!
Does the binary log enabling affect the MySQL performances?
Strange behavior, Table Level Permission
FULLTEXT query format question
Preventing Duplicate Entries
Comparing and writing out BLOBS
Executing MySQL Commands From Within C Program
Can 't access mysql after kernel upgrade
Mysql 4 0 Oracle Stored Procedure Trigger Conversion
Downgrade Mysql from 4 to 3 23
MySQL Cluster Software
mysql test 4 1 fails with the gis test
ERROR 2002: Can 't connect to local MySQL server through socket
Getting Identity after INSERT
Update one field with more fields from another table
ERROR 1045: Access denied for user: 'root@localhost ' (Using
password: NO)
mysql have same function mthod as Oracle decode()
 
Optimization

Optimization

2007-02-01       - By >@>;52 ;LO

 Back
Reply:     1     2  

--Boundary-00 (See http://ary-00.ora-code.com)=_XCfwFWYICHFb9JZ
Content-Type: text/plain;
 charset="utf-8 (See http://utf-8.ora-code.com)"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

I guess this patch should give a little acceleration

--Boundary-00 (See http://ary-00.ora-code.com)=_XCfwFWYICHFb9JZ
Content-Type: text/x-diff;
 charset="utf-8 (See http://utf-8.ora-code.com)";
 name="row.patch"
Content-Transfer-Encoding: 7bit
Content-Disposition: attachment;
  filename="row.patch"

Index: lib/row.cpp
===================================================================
--- lib/row.cpp   (revision 1419)
+++ lib/row.cpp   (working copy)
@@ -47,7 +47,8 @@
  data_.clear();
  is_nulls_.clear();
  initialized_ = true;
-   for (unsigned int i = 0; i < size(); i++) {
+   size_type sz = res_->num_fields();
+   for (unsigned int i = 0; i < sz; i++) {
    data_.insert(data_.end(),
        (d[i] ?  std::string(d[i], jj[i]) : std::string("NULL")));
    is_nulls_.insert(is_nulls_.end(), d[i] ? false : true);
@@ -65,7 +66,7 @@

Row::size_type Row::size() const
{
-   return res_->num_fields();
+   return data_.size();
}

const ColData Row::at(size_type i) const


--Boundary-00 (See http://ary-00.ora-code.com)=_XCfwFWYICHFb9JZ
Content-Type: text/plain; charset=us-ascii


--
MySQL++ Mailing List
For list archives: http://lists.mysql.com/plusplus
To unsubscribe:    http://lists.mysql.com/plusplus?unsub=mysql@(protected)
--Boundary-00 (See http://ary-00.ora-code.com)=_XCfwFWYICHFb9JZ--