The milliseconds value may be negative for dates before 1970.
Milliseconds in java/android before 1970?
Convert python datetime to timestamp in milliseconds
Gilhari uses the JDX ORM engine to persist JSON data in a relational database. JDX is a highly optimized and lightweight ORM framework based on some well thought-out KISS principles. JDX provides a high-performance ORM solution as it caches metadata…
Yes, JDX ORM for Java supports persistence of JSON objects in relational databases. The JSON object attributes can be mapped to separate individual columns. JSON objects can even have one-to-one, one-to-many, and many-to-many relationships. Here are…
Yes, JDXA can persist domain model objects (realized as instances of Kotlin classes) in a SQLite database with a simple, non-intrusive, and flexible approach.
This GitHub project (https://github.com/SoftwareTree/JDXAndroidSimpleExample_K) shows …
Well, the mapping has to be specified somehow. Since we believe that defining mapping externally is a preferred way of doing things and we don't want to remove that option, having annotations also as an (ON/OFF) option for specifying mapping will un…
JDXA is an ORM for the Android platform and works with a SQLite database available with the Android platform . Our JDX product is an ORM for the Java platform and it works with a Postgres database.
Well, an inline CSS is used to apply a unique style to a single HTML element. Whereas, in the context of JDXA ORM, the INLINE feature provides the ability to store the attribute values of a referenced object with the attribute values of the referen…
Well, the tutorial is available online. The corresponding project is hosted on a GIT repository at https://github.com/LakithaRav/JDXADemo
The JDXA sample projects come with JDXA SDK, which can be downloaded after filling out a trial request form at…
Sure, there is one tutorial available on our website on the NJDX ORM product page (http://softwaretree.com/v1/products/njdx/njdx.html). Please check out this link: http://softwaretree.com/v1/products/njdx/njdx-tutorial.html
It is 01.5 (essentially 1.5) in the format XY.Z, where XY stands for the major version number and Z stands for the minor version number. By the way, the latest JDXA version is 02.0 (i.e., version 2.0).
Sure. JDXA allows you to use multiple SQLite databases in one app. You can define multiple mapping specifications for different databases. The JDXA SDK comes with a sample app showing how this can be done easily.
By the way, you can also define mul…
Yes. Check this excellent tutorial on JDXA ORM by Lakitha Samarasinghe at https://onelonecoder.wordpress.com/2015/11/02/jdxa-simple-but-powerful-orm-library-for-android/
Also, JDXA SDK comes with many out of the box working sample projects.
Sure. With JDXA, you can persist Integer or String array attributes in the same table where other primitive attributes of a model class are stored. You don't even have to specify any explicit mapping specification for such attributes. JDXA can also…
Good question. Allowing inheritance in object modeling has been our goal from the very beginning because inheritance promotes the reuse of the functionality of existing components and makes the resulting apps more modular. You don't have to compromi…
