SQLAggregateExpr (druid 0.1.21 API)

java.lang.Object
- com.alibaba.druid.sql.ast.SQLObjectImpl
- - com.alibaba.druid.sql.ast.SQLExprImpl
  - - com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr
    - - com.alibaba.druid.sql.ast.expr.SQLAggregateExpr

所有已实现的接口:

SQLExpr, SQLObject, SQLReplaceable, Serializable, Cloneable
```
public class SQLAggregateExpr
extends SQLMethodInvokeExpr
implements Serializable, SQLReplaceable
```
另请参阅:

序列化表格

字段概要

字段
限定符和类型	字段和说明
`protected SQLExpr`	`filter`
`protected Boolean`	`ignoreNulls`
`protected SQLKeep`	`keep`
`protected SQLAggregateOption`	`option`
`protected SQLOver`	`over`
`protected SQLName`	`overRef`
`private static long`	`serialVersionUID`
`protected SQLOrderBy`	`withinGroup`

从类继承的字段 com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr
arguments, methodName, methodNameHashCode64, owner, resolvedReturnDataType

从类继承的字段 com.alibaba.druid.sql.ast.SQLObjectImpl
attributes, parent

构造器概要

构造器
构造器和说明
`SQLAggregateExpr(String methodName)`
`SQLAggregateExpr(String methodName, SQLAggregateOption option)`
`SQLAggregateExpr(String methodName, SQLAggregateOption option, SQLExpr... arguments)`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`protected void`	`accept0(SQLASTVisitor visitor)`
`SQLAggregateExpr`	`clone()`
`SQLDataType`	`computeDataType()`
`boolean`	`equals(Object o)`
`List`	`getChildren()`
`SQLExpr`	`getFilter()`
`Boolean`	`getIgnoreNulls()`
`SQLKeep`	`getKeep()`
`SQLAggregateOption`	`getOption()`
`SQLOver`	`getOver()`
`SQLName`	`getOverRef()`
`SQLOrderBy`	`getWithinGroup()`
`int`	`hashCode()`
`boolean`	`isDistinct()`
`boolean`	`isIgnoreNulls()`
`boolean`	`replace(SQLExpr expr, SQLExpr target)`
`void`	`setFilter(SQLExpr x)`
`void`	`setIgnoreNulls(boolean ignoreNulls)`
`void`	`setKeep(SQLKeep keep)`
`void`	`setOption(SQLAggregateOption option)`
`void`	`setOver(SQLOver x)`
`void`	`setOverRef(SQLName x)`
`void`	`setWithinGroup(SQLOrderBy withinGroup)`
`String`	`toString()`

从类继承的方法 com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr
accept0, addArgument, addParameter, getArguments, getFor, getFrom, getMethodName, getOwner, getParameters, getResolvedReturnDataType, getTrimOption, getUsing, match, methodNameHashCode64, output, setArgument, setFor, setFrom, setMethodName, setOwner, setResolvedReturnDataType, setTrimOption, setUsing

从类继承的方法 com.alibaba.druid.sql.ast.SQLObjectImpl
accept, acceptChild, acceptChild, addAfterComment, addAfterComment, addBeforeComment, addBeforeComment, containsAttribute, getAfterCommentsDirect, getAttribute, getAttributes, getAttributesDirect, getBeforeCommentsDirect, getParent, hasAfterComment, hasBeforeComment, putAttribute, setParent

从类继承的方法 java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait

从接口继承的方法 com.alibaba.druid.sql.ast.SQLObject
accept, addAfterComment, addAfterComment, addBeforeComment, addBeforeComment, containsAttribute, getAfterCommentsDirect, getAttribute, getAttributes, getAttributesDirect, getBeforeCommentsDirect, getParent, hasAfterComment, hasBeforeComment, putAttribute, setParent

字段详细资料

serialVersionUID
```
private static final long serialVersionUID
```
另请参阅:

常量字段值

option
```
protected SQLAggregateOption option
```

keep
```
protected SQLKeep keep
```

filter
```
protected SQLExpr filter
```

over
```
protected SQLOver over
```

overRef
```
protected SQLName overRef
```

withinGroup
```
protected SQLOrderBy withinGroup
```

ignoreNulls
```
protected Boolean ignoreNulls
```

构造器详细资料

SQLAggregateExpr

public SQLAggregateExpr(String methodName)

SQLAggregateExpr

public SQLAggregateExpr(String methodName,
                        SQLAggregateOption option)

SQLAggregateExpr

public SQLAggregateExpr(String methodName,
                        SQLAggregateOption option,
                        SQLExpr... arguments)

方法详细资料

getWithinGroup
```
public SQLOrderBy getWithinGroup()
```

setWithinGroup

public void setWithinGroup(SQLOrderBy withinGroup)

getOption
```
public SQLAggregateOption getOption()
```

setOption

public void setOption(SQLAggregateOption option)

isDistinct
```
public boolean isDistinct()
```

getOver
```
public SQLOver getOver()
```

setOver
```
public void setOver(SQLOver x)
```

getOverRef
```
public SQLName getOverRef()
```

setOverRef
```
public void setOverRef(SQLName x)
```

getKeep
```
public SQLKeep getKeep()
```

setKeep
```
public void setKeep(SQLKeep keep)
```

isIgnoreNulls
```
public boolean isIgnoreNulls()
```

getIgnoreNulls
```
public Boolean getIgnoreNulls()
```

setIgnoreNulls

public void setIgnoreNulls(boolean ignoreNulls)

toString
```
public String toString()
```
覆盖:

toString 在类中 SQLObjectImpl

accept0

protected void accept0(SQLASTVisitor visitor)

覆盖:: accept0 在类中 SQLMethodInvokeExpr

getChildren
```
public List getChildren()
```
指定者:

getChildren 在接口中 SQLExpr

覆盖:

getChildren 在类中 SQLMethodInvokeExpr

getFilter
```
public SQLExpr getFilter()
```

setFilter
```
public void setFilter(SQLExpr x)
```

equals
```
public boolean equals(Object o)
```
覆盖:

equals 在类中 SQLMethodInvokeExpr

hashCode
```
public int hashCode()
```
覆盖:

hashCode 在类中 SQLMethodInvokeExpr

clone
```
public SQLAggregateExpr clone()
```
指定者:

clone 在接口中 SQLExpr

指定者:

clone 在接口中 SQLObject

覆盖:

clone 在类中 SQLMethodInvokeExpr

computeDataType
```
public SQLDataType computeDataType()
```
指定者:

computeDataType 在接口中 SQLExpr

覆盖:

computeDataType 在类中 SQLMethodInvokeExpr

replace

public boolean replace(SQLExpr expr,
                       SQLExpr target)

指定者:: replace 在接口中 SQLReplaceable
覆盖:: replace 在类中 SQLMethodInvokeExpr

类 SQLAggregateExpr

字段概要

从类继承的字段 com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr

从类继承的字段 com.alibaba.druid.sql.ast.SQLObjectImpl

构造器概要

方法概要

从类继承的方法 com.alibaba.druid.sql.ast.expr.SQLMethodInvokeExpr

从类继承的方法 com.alibaba.druid.sql.ast.SQLObjectImpl

从类继承的方法 java.lang.Object

从接口继承的方法 com.alibaba.druid.sql.ast.SQLObject

字段详细资料

serialVersionUID

option

keep

filter

over

overRef

withinGroup

ignoreNulls

构造器详细资料

SQLAggregateExpr

SQLAggregateExpr

SQLAggregateExpr

方法详细资料

getWithinGroup

setWithinGroup

getOption

setOption

isDistinct

getOver

setOver

getOverRef

setOverRef

getKeep

setKeep

isIgnoreNulls

getIgnoreNulls

setIgnoreNulls

toString

accept0

getChildren

getFilter

setFilter

equals

hashCode

clone

computeDataType

replace