OrientDB – Security Like RDBMS, OrientDB also provides security based on well-known concepts, users, and roles. Each database has its own users and each user has one or more roles. Roles are the combination of working modes and set of permissions. Users By default OrientDB maintains three different users for all database in the server […]
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OrientDB – Delete Vertex Delete Vertex command is used to remove vertices from the database. While deleting, it checks and maintains the consistency with the edges and removes all cross-references (with the edges) to the deleted vertex. The following statement is the basic syntax of Delete Vertex Command. DELETE VERTEX <vertex> [WHERE <conditions>] [LIMIT <MaxRecords>>] […]
OrientDB – Java Interface Similar to RDBMS, OrientDB supports JDBC. For this, first we need to configure the environment for JDBC programming. Following is the procedure to create a connection between your application and database. First, we need to download the JDBC Driver. Visit the following link to download OrientDB-JDBC. Following are the basic five […]