For this it is necessary that these first two tables contain a column which is primary key. Rules of N:N Relationship – To establish this kind of relationship, we have three tables, and the third is responsible for the other two relate. In this case, the cardinality must be determined through a comprehensive analysis of the possibility of relationships occur. Importantly, there can be no association of facts in situations where relationships are conditional character. In the case, the date are relationed directly at the fact, and not at the entitys. Allow concurrent use with multiple developers, by purchasing more than one developer seat.N:N – The N:N relationship (many-to-many) have a caracteristic different of the others.Supported databases: MySQL MariaDB PostgreSQL SQLite Interbase Firebird Access.Choose between: MySQL / MariaDB Interbase / Firebird PostgreSQL SQLite Access Does not allow concurrent use (simultaneous developers).Free minor and major updates for 12 months.Unlimited applications, projects and database connections.LDAP Integration - Integrate with your LAN administration.Security - Create safe systems that prevent unauthorized users from gaining access to certain applications.PayPal Integration - Integrate your applications or systems with Paypal.Exporting Data - Export report to XLS, XML, DOC and PDF.Webhelp Generator - Generate documentation.Database Builder - Build and manage your database using the database manager.Query Builder - Create SQL statements visually, select tables, fields and joins then test their results.
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