rdbms

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Derived concepts - database design considerations

I have a main concept - Mail message and two derived concepts : template-generated emails free-form emails[详细]

2023-03-07 16:57 分类：问答
Composite Foreign Key Constraint via PhpMyAdmin?

Is there a way to add a composite (multi-column) foreign key to an InnoDB table via the PhpMyAdmin interface?I already have the appropriate composite primary key in the target table, and I can single[详细]

2023-03-06 01:46 分类：问答
How much does the database's maturity matter when using Hibernate

I would like to know how much does the database matters when using Hibernate framework. There is a huge difference in standalone databases when comparing for example Oracle and MySql, but I can\'t see[详细]

2023-03-03 01:41 分类：问答
Versioning a dataset in an RDBMS using initials and deltas

I\'m working on a system that mirrors remote datasets using initials and deltas.When an initial comes in, it mass deletes anything preexisting and mass inserts the fresh data.When a delta comes in, th[详细]

2023-03-01 21:38 分类：问答
Java RDBMS performance

If I have a method in a Java application for inserting data in to a RDBMS does the method move forward once it has passed the query to the database. i.e will the java application finish the method(con[详细]

2023-02-28 02:37 分类：问答
Connecting to DBMS server via iOS

I have to connect to a RDBMS (loca开发者_开发百科lly and remotely) via iOS. I have seen the solution ( http://odbcrouter.com/ipad), but for that we have to buy a server side program to run but its ver[详细]

2023-02-28 01:08 分类：问答
recording cpu usage of java applications

At present I have a set of benchmark tests for recording the speed at which a Java application connects submits and returns data from varying RDBMS housed on varying server platforms. The application[详细]

2023-02-28 00:23 分类：问答
Use of DB2 LUW in SMB?

My projects are currently SQL Server focused (with a little Postgres and MongoDB thrown in for fun). A recent project involving some configuration on Oracle reminded me of the complexity of implementi[详细]

2023-02-28 00:22 分类：问答
usage of database model for my site

I am building a social networking site. i hope for some high traffic in it. i am using php and mysql in it. i already started with RDBMS kind of database. I read that many high traffic sites use key v[详细]

2023-02-27 00:32 分类：问答
SchemaToolTask not found in datanucleus-rdbms.jar

I have started开发者_开发知识库 with data nucleus a couple of days ago. I have downloaded the jdo tutorial and am trying to run it.[详细]

2023-02-25 06:51 分类：问答