CreateConstant

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

public class CreateConstant
extends SchemaCommand

This class represents the statement CREATE CONSTANT

Field Summary
- 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

CreateConstant(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`	`setExpression(Expression expr)`
`void`	`setIfNotExists(boolean ifNotExists)`
`long`	`update()`	Execute the statement.

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

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

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

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

- Constructor Detail
  - CreateConstant
```
public CreateConstant(SessionLocal session,
                      Schema schema)
```
- Method Detail
  - setIfNotExists
```
public void setIfNotExists(boolean ifNotExists)
```
  - setConstantName
```
public void setConstantName(java.lang.String constantName)
```
  - setExpression
```
public void setExpression(Expression expr)
```
  - 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
  - update
```
public final long update()
```
    Description copied from class: Prepared
    
    Execute the statement.
    
    Overrides:
    
    update in class Prepared
    
    Returns:
    
    the update count