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Database is too weak in J2ME

Jeru Liu
Greenhorn

Joined: Aug 14, 2001
Posts: 23
Do you think the support for database in J2ME
is too weak, RMS is not enough,
But with c,you can use whatever Database you want,
it can support Oracel well,
Why Sun use RMS instead tradtional database on
PALM???who can explain it for me ?
Eric Giguere
Ranch Hand

Joined: Oct 25, 2000
Posts: 170
I'm not sure what you mean by "traditional database" on the Palm. Palm devices only support databases that are very similar to RMS -- in fact, RMS databases map pretty much one-to-one on to Palm databases. Even relational databases on the Palm eventually use Palm OS databases to store stuff.
RMS has to be simple so that it can run on devices that don't have much processing power.


Eric Giguere
Author/Co-Author of: Mobile Information Device Profile for Java 2 Micro Edition: Professional Developer's Guide, Java 2 Micro Edition: Professional Developer's Guide and PalmTM Database Programming: The Complete Developer's Guide
Jeru Liu
Greenhorn

Joined: Aug 14, 2001
Posts: 23
Hi Eric,
I mean those portable database version dosen't support Sun's specification,such as Oracle lite 9i,Sybase UltraLite
I don't think RMS is powerful enough for our
projects,Any ideas or suggestion?
Eric Giguere
Ranch Hand

Joined: Oct 25, 2000
Posts: 170
RMS is not a relational database API, so providing JDBC support for it doesn't make sense. If you need relational database support then you'll find the choices very limited. In general, the devices are just too constrained to run something like a relational database. Record-oriented databases make more sense.
 
 
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