OrientDB – Indexes Index is a pointer which points to a location of data in the database. Indexing is a concept used to quickly locate the data without having to search every record in a database. OrientDB supports four index algorithms and several types within each. The four types of index are − SB-Tree Index […]
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OrientDB – Transactions Like RDBMS, OrientDB supports transactions ACID properties. A transaction comprises a unit of work performed within a database management system. There are two main reasons to maintain transactions in a database environment. To allow concurrent recovery from failures and keep a database consistent even in case of system failures. To provide isolation […]
OrientDB – Alter Cluster Alter Cluster command is to update attributes on an existing cluster. In this chapter you can learn how to add or modify the attributes of a cluster. The following statement is the basic syntax of Alter Cluster command. ALTER CLUSTER <cluster> <attribute-name> <attribute-value> Following are the details about the options in […]