Power Database Fields
Power Database Fields (formerly known as Database Custom Field) is a JIRA plugin which allows Jira app which enables you to associate to an issue a value retrieved from an external database .
After selecting from the configuration screen the data source, the sql to be executed and the column to be mapped to the database custom field, in the screens where the custom field appears the user can choose one value from the set(to a ticket in Jira.
You can execute any types of queries to the database. When data is retrieved, you select it from a set of results as a select list or autocomplete box) of retrieved values. Also, each database custom field can have one or more child database custom fields associated, whose values are filled automatically when a value is selected for the database custom field.
Starting from with version 1.1 for JIRA 4.x and from 2.1 for JIRA 5.x, the plugin includes app also provides a new custom field type: Data Table Custom Field , that displays information from a configured data source (a database or a SIL script) in a tabular fashion.
From version 1.1.4 / 2.1.4 you can select multiple values from database in the select list, as well as in autocomplete (JIRA Jira style).