DropConstant

java.lang.Object
- org.h2.command.Prepared
- - org.h2.command.ddl.DefineCommand
  - - org.h2.command.ddl.SchemaCommand
    - - org.h2.command.ddl.SchemaOwnerCommand
      - org.h2.command.ddl.DropConstant

public class DropConstant
extends SchemaOwnerCommand

This class represents the statement DROP CONSTANT

Field Summary

Fields
Modifier and Type Field Description

private java.lang.String constantName

private boolean ifExists
- Fields inherited from class org.h2.command.ddl.DefineCommand
  transactional
- Fields inherited from class org.h2.command.Prepared
  create, parameters, prepareAlways, session, sqlStatement, sqlTokens

Constructor Summary

Constructors
Constructor Description

DropConstant(SessionLocal session, Schema schema)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`int`	`getType()`	Get the command type as defined in CommandInterface
`void`	`setConstantName(java.lang.String constantName)`
`void`	`setIfExists(boolean b)`
`(package private) long`	`update(Schema schema)`

Methods inherited from class org.h2.command.ddl.SchemaOwnerCommand
update

Methods inherited from class org.h2.command.ddl.SchemaCommand
getSchema

Methods inherited from class org.h2.command.ddl.DefineCommand
isReadOnly, isTransactional, queryMeta, setTransactional

Methods inherited from class org.h2.command.Prepared
checkCanceled, checkParameters, collectDependencies, getCteCleanups, getCurrentRowNumber, getObjectId, getParameters, getPersistedObjectId, getPlanSQL, getSession, getSimpleSQL, getSQL, getSQLTokens, isCacheable, isQuery, needRecompile, prepare, query, setCommand, setCteCleanups, setCurrentRowNumber, setParameterList, setPersistedObjectId, setPrepareAlways, setRow, setSession, setSQL, toString

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

Field Detail

constantName
```
private java.lang.String constantName
```

ifExists
```
private boolean ifExists
```

Constructor Detail

DropConstant

public DropConstant(SessionLocal session,
                    Schema schema)

Method Detail
- setIfExists
```
public void setIfExists(boolean b)
```
- setConstantName
```
public void setConstantName(java.lang.String constantName)
```
- update
```
long update(Schema schema)
```
  Specified by:
  
  update in class SchemaOwnerCommand
- getType
```
public int getType()
```
  Description copied from class: Prepared
  
  Get the command type as defined in CommandInterface
  
  Specified by:
  
  getType in class Prepared
  
  Returns:
  
  the statement type