rdbms

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Using different datastores in the Rails same app?

So this is more or less an implementation question, this is the senario I have, basically we have an app which uses MySQL as it\'s datastore, user accounts, transactions etc, but we want to add in a r[详细]

2023-02-24 09:57 分类：问答
What are the data type for storing multimedia in RDBM?

What are the data type 开发者_高级运维for storing multimedia in RDBM? I can only think of BLOB, TEXT... In general, my advice would be to not store large chunks of binary data in the database. There\[详细]

2023-02-24 06:50 分类：问答
Looking for generic library for SQL script execution (a.k.a. RDBMS benchmarking library)

I wonder if there\'s a library that abstracts the following DBMS operations: Load data (a bunch of CSV files or SQL insert statements)[详细]

2023-02-24 00:37 分类：问答
Store in table pointers to rows from another table instead of using foreign keys

i\'m just curious if it\'s possible to just use pointersthe c/java/etc. way instead of joining tables based on foreign key. And since we\'re on this topic, does p开发者_StackOverflow中文版ostgres or a[详细]

2023-02-23 02:44 分类：问答
Entity Framework - Schema Upgrade, Multiple DBMS, and Code First

I\'m looking into using Microsoft\'s Entity Framework in an upcoming project which is a point release of an existing product.Our current product supports two DBMS (Oracle and SQL Server), the schema o[详细]

2023-02-22 05:02 分类：问答
Firebird RDBMS on Windows embedded compact 7? Alternatives?

I need some advice from you. How would you judge running an firebird DBMS on a Windows embedded compact 7 machine?[详细]

2023-02-21 12:44 分类：问答
Database Design and Normalization

I am developing an \"AddressBook\" like project in VB.NET. While developing database in SQL Server2005, i want to follow the principals of normalization and keep its degree of normalization as high as[详细]

2023-02-20 17:13 分类：问答
Need advice from MongoDB experts/developers before on switching from RDBMS

We have these tables in SQL2005: albums: video album details (category, title, tags, date, author, likes, views etc[详细]

2023-02-20 10:16 分类：问答
advantages of synonyms IN SQL?

why synonyms are used?,advantages of syNONYMS IN开发者_开发百科 SQL?They\'re just shorthand names for objects inside a database. For example, you can create a synonym called Products if you have a nam[详细]

2023-02-18 15:32 分类：问答
Datanucleus + OSGi (Equinox) gives error No suitable driver found for jdbc:mysql://localhost:3306/jdoosgitest

I am trying to use datanucleus jdo implementation inside the osgi environment but I am constantly getting error : No suitable driver found for jdbc:mysql://localhost:3306/jdoosgitest[详细]

2023-02-17 22:11 分类：问答