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| Code | |||||
/* cut here /* raju_mssql.inc */ <?php class DB_Sql { var $Server = ""; var $Database =""; var $User = ""; var $Conn = ""; var $Query_ID = ""; var $Record = array(); var $Row; var $Password=""; /********************************************************** This function gives the error msg ***********************************************************/ function raju_halt($msg) { printf("</td></tr></table><b>Database error:</b> %s<br>\n", $msg); printf("<b>MS SQL Error</b>: %s (%s)<br>\n",$this->Errno,$this->Error); die("Session halted."); } /*********************************************************** Explaination About the Class : In this Class i am sending the 4 parameters. 1. $TableName is the name the Table in the Database. 2. $TestField is the field on which you would like to where condition. 3. $Field1 is the name of the field which you would like to get from the database. 4. $Fieldn is the the value of the field. example: select ename($Field1 u can have as many values as u wish like $Field2...... form emp ($TableName) where empno($TestField) = &1($Fieldn); */ /*********************************************************** You can use this class for any database. here i am showing you using MS-SqlServer. */ function raju_selectwhere($TableName,$TestField,$Field1,$Fieldn) { //$TableName is the Name of the Table from which u would like to query. //$TestField is the Name of the Column on which u would like to perform where condition. //establish connection with database $this->connect(); $Select_String = "Select "; $From_String = "From "; $Where_String = "Where "; $Equal_String = "="; //Now we concatinate all the Strings into one single sql statement $Query_String = $Select_String.$Field1.$From_String.$TableName.$Where_String.$TestField.$Equal_String.$Fie ldn; //Here the query is executed. $this->Query_ID = mssql_query($Query_String,$this->Conn); //if the query contains no records it will give error. if (!$this->Query_ID) { $this->raju_halt("Invalid SQL: ".$Query_String); } //the function returns the no of records. return $this->Query_ID; } } /* cut here /* cut here /* raju_local.inc */ <?php /* raju_local.inc which is the extended class of raju_mssql.inc in which u can give ur database name, username,password of the database. */ class DB_Sample extends DB_Sql { var $Server = "yourservername"; var $User = "yourusername"; var $Database = "yourdatabasename"; var $Password = "yourpassword"; } ?> /* cut here | |||||
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