Search Results for "non-free"

pg-osc (Online Schema Change) is a CLI tool for making non-blocking schema changes to large PostgreSQL tables. It creates a shadow table, copies data incrementally, and swaps tables with minimal downtime. Ideal for high-traffic applications, pg-osc lets teams modify database structures safely in production environments.

with_advisory_lock is a Ruby gem that provides a simple and thread-safe way to use PostgreSQL advisory locks within Ruby applications. It allows developers to wrap critical code sections with database-level locks to prevent race conditions across concurrent processes or threads. It’s especially useful in distributed systems, background job processing, or scheduled tasks where application-level mutexes aren't sufficient.

Blazer is a business-intelligence engine for Rails that lets teams write SQL in the browser, visualize the results, and share insights without leaving their app. It turns raw database queries into charts, tables, and dashboards, so non-engineers can explore data with minimal friction. Queries can accept parameters, enabling reusable reports for different time ranges, segments, or customers. Access controls and audit trails help teams manage who can run, edit, or view sensitive analyses. Scheduled checks and alerts turn BI into proactive monitoring by notifying you when metrics cross thresholds or regress. ...

...It was the first NoSQL database, that supported the ACID properties for multi-key transactions. It can be used for building scalable Web 2.0 services. Scalaris uses a structured overlay with a non-blocking Paxos commit protocol for transaction processing with strong consistency over replicas. Scalaris is implemented in Erlang.

DataVision is a reporting tool similar to Crystal Reports. DV supports many data sources (JDBC, files) and many output formats (HTML, XML, PDF, LaTeX, Excel, delimited files, DocBook). DV includes a GUI editor. DV is embeddable. Reports are XML-based.

Ruby/MaxL is a portable extension module for the Ruby scripting language that allows Hyperion Essbase MaxL statements to be executed from within a Ruby program.

Ruby9i is a Ruby library that provides access to Oracle9i using the Oracle Call Interface. It is planned to support all major Oracle9i datatypes. If desired, its features can be accessed through a Ruby DBI-compatible API.

THIS PROJECT HAS MOVED. DO NOT ADD BUGS OR FEATURE REQUESTS HERE; THEY MAY BE IGNORED. Please go to the new project page at http://rubyforge.org/projects/ruby-dbi.

This library presents an abstraction layer on top of a database. It lets a project have persistent classes with a moderate amount of overhead.

This project aims to provide a web-based member management system for a budo organization. The data base application aims to handle data concering each club, subgroup and member and allow for frequently administrative occuring tasks to be done with ease

SQL Drivers is a simple-to-use wrapper around SQL connectivity for many languages, including PHP, Python, and Perl.