DDLSchemaFeature

java.lang.Object
- com.inductiveautomation.ignition.gateway.localdb.DDLSchemaFeature

All Implemented Interfaces:

SchemaFeature
```
public class DDLSchemaFeature
extends java.lang.Object
implements SchemaFeature
```
A very simple implementation of SchemaFeature that simply runs a sequence of DDL queries

Constructor Summary

Constructors
Constructor	Description
`DDLSchemaFeature(java.lang.String key, InternalDBFlavor dbFlavor, java.lang.String... commands)`
`DDLSchemaFeature(java.lang.String key, java.lang.String... commands)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`apply(DBInterface db)`	If the given schema feature is not present in the database, this will be called
`InternalDBFlavor`	`dbFlavor()`	If a schema feature is only pertinent to a particular internal db flavor, it can return it here.
`java.lang.String`	`getFeatureKey()`	A module-specific key for the named feature

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - DDLSchemaFeature
```
public DDLSchemaFeature(java.lang.String key,
                        java.lang.String... commands)
```
  - DDLSchemaFeature
```
public DDLSchemaFeature(java.lang.String key,
                        InternalDBFlavor dbFlavor,
                        java.lang.String... commands)
```
- Method Detail
  - apply
```
public void apply(DBInterface db)
           throws java.sql.SQLException
```
    Description copied from interface: SchemaFeature
    
    If the given schema feature is not present in the database, this will be called
    
    Specified by:
    
    apply in interface SchemaFeature
    
    Throws:
    
    java.sql.SQLException
  - getFeatureKey
```
public java.lang.String getFeatureKey()
```
    Description copied from interface: SchemaFeature
    
    A module-specific key for the named feature
    
    Specified by:
    
    getFeatureKey in interface SchemaFeature
  - dbFlavor
```
public InternalDBFlavor dbFlavor()
```
    Description copied from interface: SchemaFeature
    
    If a schema feature is only pertinent to a particular internal db flavor, it can return it here. Otherwise, "Not_Defined" is retuned by default and will apply to all internal databases.
    
    Specified by:
    
    dbFlavor in interface SchemaFeature