在iPhone上编写此内容的最佳方法

Question

this is the output i want "SELECT * FROM wateat_tbl where name like '%love%' or desc like '%love%'";

where love is a text enterted by use r now i want to write this in effective way right now i am doing this lame code

    myStringPrt1=@"SELECT * FROM wateat_tbl where name like '%"

    NSString *trimmedString1 = [myStringPrt1 stringByTrimmingCharactersInSet:
                                [NSCharacterSet whitespaceAndNewlineCharacterSet]];

    myStringPrt2=UserText;// user input LOVE
    NSString *myStringPrt3=@"%' or desc like '%";
    NSString *myStringPrt4=@"%'";


    trimmedString1=[trimmedString1 stringByAppendingString:myStringPrt2];

    trimmedString1=[ trimmedString1 stringByAppendingString:myStringPrt3];
    trimmedString1=[ trimmedString1 stringByAppendingString:myStringPrt2];
    trimmedString1=[ trimmedString1 stringByAppendingString:myStringPrt4];
    NSLog(@"My string is  now =  %@", trimmedString1);

Answer 1

NSString* SQL_statement = [NSString stringWithFormat:@"SELECT * FROM wateat_tbl where name like '%@%%' or desc like '%%%@'", UserText, UserText];