OrientDB – Hooks OrientDB Hooks are nothing but triggers in the database terminology that enable internal events before and after each CRUD operations in the user applications. You can use hooks to write custom validation rules, to enforce security, or to arrange external events like replicating against a relational DBMS. OrientDB supports two kinds of […]
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OrientDB – Logging OrientDB uses the Java Logging framework bundled with Java Virtual Machine. OrientDB”s default log format is managed by OLogFormatter class. The following statement is the basic syntax of logging command. <date> <level> <message> [<requester>] Following are the details about the options in the above syntax. <date> − It is the log date […]
OrientDB – Upgrading While upgrading, you have to consider the version number and the format. There are three types of formats – MAJOR, MINOR, PATCH. MAJOR version entails incompatible API changes. MINOR version entails functionality in a backward-compatible manner. PTCH version entails backward-compatible bug fixes. To synchronize between minor and major versions, you may need […]