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Dapper

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  • S Slacker007

    Fair enough, John.

    N Offline
    N Offline
    Nish Nishant
    wrote on last edited by
    #24

    BTW, a few folks claim that Dapper's faster than EF6 - so I guess there's that.

    Regards, Nish


    Website: www.voidnish.com Blog: voidnish.wordpress.com

    S S J 3 Replies Last reply
    0
    • N Nish Nishant

      BTW, a few folks claim that Dapper's faster than EF6 - so I guess there's that.

      Regards, Nish


      Website: www.voidnish.com Blog: voidnish.wordpress.com

      S Offline
      S Offline
      Sascha Lefevre
      wrote on last edited by
      #25

      It most certainly is - but that's apples and oranges.

      If the brain were so simple we could understand it, we would be so simple we couldn't. — Lyall Watson

      1 Reply Last reply
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      • N Nish Nishant

        BTW, a few folks claim that Dapper's faster than EF6 - so I guess there's that.

        Regards, Nish


        Website: www.voidnish.com Blog: voidnish.wordpress.com

        S Offline
        S Offline
        Slacker007
        wrote on last edited by
        #26

        I have heard of Dapper, and that is about all. I have the most experience with EF but I am not going on the record to say that it is the best. I'm sure there are applications best suited for Dapper. I found this to be interesting. The conclusion at the end is the most important. Dapper looks to be faster in a lot of respects. Interesting. Don't Panic Labs – Speed Comparison: Dapper vs Entity Framework[^] Looks like Stackoverflow uses Dapper.

        A 1 Reply Last reply
        0
        • N Nish Nishant

          BTW, a few folks claim that Dapper's faster than EF6 - so I guess there's that.

          Regards, Nish


          Website: www.voidnish.com Blog: voidnish.wordpress.com

          J Offline
          J Offline
          Jorgen Andersson
          wrote on last edited by
          #27

          The difference is big! If you want faster you have to run your own, like I did.

          Wrong is evil and must be defeated. - Jeff Ello

          1 Reply Last reply
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          • realJSOPR realJSOP

            Slacker007 wrote:

            EF 6 has ... Any reason why you can't use that?

            It's from Microsoft.

            ".45 ACP - because shooting twice is just silly" - JSOP, 2010
            -----
            You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
            -----
            When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

            D Offline
            D Offline
            David Crow
            wrote on last edited by
            #28

            Aren't .NET and Mono both from Microsoft, or are you targeting some other platform?

            "One man's wage rise is another man's price increase." - Harold Wilson

            "Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons

            "You can easily judge the character of a man by how he treats those who can do nothing for him." - James D. Miles

            realJSOPR 1 Reply Last reply
            0
            • realJSOPR realJSOP

              Does anyone here use the Dapper ORM?

              ".45 ACP - because shooting twice is just silly" - JSOP, 2010
              -----
              You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
              -----
              When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

              S Offline
              S Offline
              stoneyowl2
              wrote on last edited by
              #29

              Not that one, but I have used something called 'PetaPoco', which is kinda based on Dapper. The nice thing, to me, is it is a single .cs file that can be included right in you solution. He also has a later version that is a normal assembly. You will probably need to google 'PetaPoco' to find it.

              C 1 Reply Last reply
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              • K Kent Sharkey

                I haven't used it, but I understand that there is an article in next month's MSDN Magazine about it (should be on the site on Monday). Julie Lerman (she of much EF writing) liked it.

                TTFN - Kent

                N Offline
                N Offline
                Nagy Vilmos
                wrote on last edited by
                #30

                If Julie is s fan then that is a pretty big endorsement.

                veni bibi saltavi

                1 Reply Last reply
                0
                • realJSOPR realJSOP

                  Does anyone here use the Dapper ORM?

                  ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                  -----
                  You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                  -----
                  When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                  P Offline
                  P Offline
                  pt1401
                  wrote on last edited by
                  #31

                  I've used it a lot. It's excellent, but in large projects its best used with some form of POCO-generator such as Codesmith to auto-generate your DAL classes on your build server. Dapper is very fast and, even more importantly IMO, it doesn't get in your way.

                  1 Reply Last reply
                  0
                  • realJSOPR realJSOP

                    Does anyone here use the Dapper ORM?

                    ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                    -----
                    You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                    -----
                    When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                    S Offline
                    S Offline
                    Ste S
                    wrote on last edited by
                    #32

                    I've used Dapper a few times. I really like it and as others have said it generally gets out of the way and works well at mapping your sql to an object or collection of objects. I use it with Dapper extensions which makes simple selecting/updating etc pretty simple. I invested a lot of time in learning EF and it was hard to make the move but honestly I've never found a need to go back to using EF. EF seems overly complex, at least for my needs and I fail to see a good reason for using EF over a micro orm like Dapper or PetaPoco (which i also like).

                    1 Reply Last reply
                    0
                    • realJSOPR realJSOP

                      C# is simply a copy of java, but without the cross-platform capabilities.

                      ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                      -----
                      You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                      -----
                      When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                      L Offline
                      L Offline
                      Lost User
                      wrote on last edited by
                      #33

                      I just finished a small project running ASP.NET 5 on a Docker container running Ubunutu hosted in Azure :rose: Exciting times ahead I think :)

                      The whole thing's rigged to blow, touch those tanks and "boooom"!

                      1 Reply Last reply
                      0
                      • realJSOPR realJSOP

                        Slacker007 wrote:

                        Well, that is not really a good reason.

                        It's always been a good reason in the past. And I like living in the past.

                        ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                        -----
                        You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                        -----
                        When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                        L Offline
                        L Offline
                        Lost User
                        wrote on last edited by
                        #34

                        What do you use instead of Visual Studio?

                        The whole thing's rigged to blow, touch those tanks and "boooom"!

                        realJSOPR 1 Reply Last reply
                        0
                        • L Lost User

                          What do you use instead of Visual Studio?

                          The whole thing's rigged to blow, touch those tanks and "boooom"!

                          realJSOPR Offline
                          realJSOPR Offline
                          realJSOP
                          wrote on last edited by
                          #35

                          I use edlin to edit my code, and manually compile everything (yeah it takes a lot longer, but it's hella efficient code).

                          ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                          -----
                          You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                          -----
                          When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                          L 1 Reply Last reply
                          0
                          • realJSOPR realJSOP

                            I use edlin to edit my code, and manually compile everything (yeah it takes a lot longer, but it's hella efficient code).

                            ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                            -----
                            You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                            -----
                            When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                            L Offline
                            L Offline
                            Lost User
                            wrote on last edited by
                            #36

                            Wow, that looks like the hard way of doing things[^] :laugh: I guess you're paid by the hour? :laugh:

                            The whole thing's rigged to blow, touch those tanks and "boooom"!

                            realJSOPR 1 Reply Last reply
                            0
                            • L Lost User

                              Wow, that looks like the hard way of doing things[^] :laugh: I guess you're paid by the hour? :laugh:

                              The whole thing's rigged to blow, touch those tanks and "boooom"!

                              realJSOPR Offline
                              realJSOPR Offline
                              realJSOP
                              wrote on last edited by
                              #37

                              Most things that are worth doing start out hard. And that's true for so many things in life. :)

                              ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                              -----
                              You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                              -----
                              When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                              1 Reply Last reply
                              0
                              • D David Crow

                                Aren't .NET and Mono both from Microsoft, or are you targeting some other platform?

                                "One man's wage rise is another man's price increase." - Harold Wilson

                                "Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons

                                "You can easily judge the character of a man by how he treats those who can do nothing for him." - James D. Miles

                                realJSOPR Offline
                                realJSOPR Offline
                                realJSOP
                                wrote on last edited by
                                #38

                                I was just making a comment. I'm not targeting anything.

                                ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                -----
                                You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                -----
                                When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                                1 Reply Last reply
                                0
                                • realJSOPR realJSOP

                                  Does anyone here use the Dapper ORM?

                                  ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                  -----
                                  You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                  -----
                                  When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                                  M Offline
                                  M Offline
                                  Mark Jerzykowski
                                  wrote on last edited by
                                  #39

                                  I use it. We wrote a slightly bigger ORM thing to go on top of it: Dashing[^] And yes, much time was spent on the name.

                                  1 Reply Last reply
                                  0
                                  • S Slacker007

                                    I have heard of Dapper, and that is about all. I have the most experience with EF but I am not going on the record to say that it is the best. I'm sure there are applications best suited for Dapper. I found this to be interesting. The conclusion at the end is the most important. Dapper looks to be faster in a lot of respects. Interesting. Don't Panic Labs – Speed Comparison: Dapper vs Entity Framework[^] Looks like Stackoverflow uses Dapper.

                                    A Offline
                                    A Offline
                                    andegre
                                    wrote on last edited by
                                    #40

                                    Dapper is considerably faster than EF. And I also believe that it was written BY Stackoverflow. GitHub - StackExchange/dapper-dot-net: Dapper - a simple object mapper for .Net[^]

                                    S 1 Reply Last reply
                                    0
                                    • N Nish Nishant

                                      Dapper is written in C# which is from Microsoft too :-)

                                      Regards, Nish


                                      Website: www.voidnish.com Blog: voidnish.wordpress.com

                                      S Offline
                                      S Offline
                                      Snorri Kristjansson
                                      wrote on last edited by
                                      #41

                                      He he - there is no escaping - is there?

                                      1 Reply Last reply
                                      0
                                      • realJSOPR realJSOP

                                        Does anyone here use the Dapper ORM?

                                        ".45 ACP - because shooting twice is just silly" - JSOP, 2010
                                        -----
                                        You can never have too much ammo - unless you're swimming, or on fire. - JSOP, 2010
                                        -----
                                        When you pry the gun from my cold dead hands, be careful - the barrel will be very hot. - JSOP, 2013

                                        C Offline
                                        C Offline
                                        Caspian Canuck
                                        wrote on last edited by
                                        #42

                                        I've been using Dapper's spinoff NPoco for a couple of years in a large work project and it's worked out mostly great. The good: 1. Lightning fast, just a fraction slower than bare-bones ADO.NET. 2. No surprise SQL, you know exactly what SQL is sent to the server because you wrote it yourself (unless it's a simple single-table CRUD operation that NPoco generates itself). 3. Latest versions come with Linq expressions support. Back when our project got started there was no Linq support in NPoco and I ended up writing my own Linq-like repository wrapper. (I've made several other customizations to NPoco not all of which have made it into the official codebase, so I can't upgrade.) The bad: 1. No support for the JOIN syntax in NPoco's Linq implementation. Depending on how you look at it, this can be either a deficiency or a blessing (given how ugly SQL can get with auto-generated joins in EF and other full-feature ORMs). 2. The API can be a little confusing with too many overloaded methods and methods with different names but similar functionality.

                                        1 Reply Last reply
                                        0
                                        • S stoneyowl2

                                          Not that one, but I have used something called 'PetaPoco', which is kinda based on Dapper. The nice thing, to me, is it is a single .cs file that can be included right in you solution. He also has a later version that is a normal assembly. You will probably need to google 'PetaPoco' to find it.

                                          C Offline
                                          C Offline
                                          Caspian Canuck
                                          wrote on last edited by
                                          #43

                                          NPoco is the latest version of PetaPoco and is still being actively maintained.

                                          1 Reply Last reply
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