Thank Jacques for écrit 2014-10-27 12:31 GMT+07:00 Jacques Le Roux <[email protected]>:
> There is one exception though, when you want to have a special indexing > like for invoice or orders, look at it from the getNextInvoiceId and > getNextOrderId services definitions > Beware of https://issues.apache.org/jira/browse/OFBIZ-3557 > > Jacques > > Le 26/10/2014 09:59, Lê Văn Thiệp a écrit : > > Hi wulei >> >> You can use either <sequence-id-to-env ...> in minilang or >> delegator.getNextSeqId(...) in Java. The id sequence numbers are >> stored in an entity SequenceValueItem. >> >> >> 2014-10-26 15:30 GMT+07:00 [email protected] <[email protected]>: >> >> Taher, >>> >>> Thanks so much for your opinions! Could anyone help describe 'Sequences' >>> more, on details of how to leverage this feature to make an column >>> auto-incremented? Thanks in advance. >>> -- >>> 发自我的ONEPLUS智能手机 >>> >>> Taher Alkhateeb <[email protected]>编写： >>> >>> Hi >>>> >>>> Two answers come to mind: >>>> >>>> 1- you do not need this feature because it exists at the application >>>> level >>>> which you can also customize with services. Sequences are one such >>>> place. >>>> >>>> 2- the whole purpose of the entity engine is to abstract the databases >>>> and >>>> provide independebce at the application level. >>>> >>>> So my opinion is not to focus on databases ever for any kind of logic. >>>> My >>>> >>> 2 >>> >>>> cents. >>>> >>>> Taher Alkhateeb >>>> On Oct 26, 2014 6:22 AM, "[email protected]" <[email protected] >>>> > >>>> wrote: >>>> >>>> Guys, >>>>> >>>>> We all know lots of databases support auto-increment columns, how can >>>>> we >>>>> define such columns in ofbiz's entitymodel.xml file? Or other means to >>>>> implement this ? >>>>> >>>>> -- >>>>> 发自我的ONEPLUS智能手机 >>>>> >>>> >> >> -- *Best Regards--------------Lê Văn Thiệp * *Student*Address: IT4 class, Hanoi University of Science and Technology Mobile: 01656241339 Email: [email protected] || [email protected] Y! Messenger: mucdong_demdaysao_lvt My profile: <https://www.facebook.com/thieplv> Facebook <https://www.facebook.com/thieplv>
