PLSQL Developer 提示字段名，回车后卡顿解决

When this option is enabled, the Code Assistant will determine the case of the identifier from the source that is stored in the Oracle Dictionary if possible. This applies to all program units and their elements (parameters, types, and so on) and to view columns, and overrides the Coding Style preference described above. If the original case cannot be determined, the Coding Style will be applied.