# Class ColumnInfo OptimaJet.Workflow.DbPersistence.ColumnInfo Namespace: [OptimaJet.Workflow.DbPersistence](https://api.workflowengine.io/sql-server/OptimaJet.Workflow.DbPersistence/) ```csharp public class ColumnInfo ``` ## Fields `public string Name` `public SqlDbType Type` `public bool IsKey` `public int Size` `public bool IsVirtual` [Next DBColumnsExtensions](https://api.workflowengine.io/sql-server/OptimaJet.Workflow.DbPersistence/DBColumnsExtensions/)