| 限定符和类型 | 方法和说明 |
|---|---|
ColumnArithmetic |
ColumnArithmetic.add(ColumFunction columFunction) |
ColumnArithmetic |
ColumnArithmetic.divide(ColumFunction columFunction) |
ColumnArithmetic |
ColumnArithmetic.multiply(ColumFunction columFunction) |
ColumnArithmetic |
ColumnArithmetic.subtract(ColumFunction columFunction) |
| 限定符和类型 | 类和说明 |
|---|---|
class |
AllColumn |
class |
Column |
class |
NumberColumn |
| 限定符和类型 | 类和说明 |
|---|---|
class |
AbstractColumFunction |
class |
AnonymousFunction
匿名函数,当明确不需要函数调用时使用,此类存在的目的是为了统一函数调用行为
|
class |
ColumnFunctionDecorator |
| 限定符和类型 | 方法和说明 |
|---|---|
AbstractColumFunction |
AbstractColumFunction.add(ColumFunction columFunction) |
AbstractColumFunction |
AbstractColumFunction.divide(ColumFunction columFunction) |
AbstractColumFunction |
AbstractColumFunction.multiply(ColumFunction columFunction) |
AbstractColumFunction |
AbstractColumFunction.subtract(ColumFunction columFunction) |
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
JsonFunction
处理 JSON 数据的函数接口。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
JsonExtract
提取 JSON 数据中的值
|
class |
JsonUnquote
去掉 JSON 值的引号
|
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
LogicalFunction
逻辑函数:
• COALESCE(): 返回第一个非空值。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
CaseWhen |
| 限定符和类型 | 类和说明 |
|---|---|
class |
Distinct |
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
ScalarFunction
标量函数 (Scalar Functions)
定义: 标量函数是对单一值进行操作并返回单一值的函数。
|
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
ConversionFunction
转换函数: CAST()(类型转换)、CONVERT()(转换数据类型)等。
|
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
DatetimeFunction
• CURRENT_DATE 或 CURDATE(): 返回当前日期。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
DateFormat |
class |
Now |
| 限定符和类型 | 类和说明 |
|---|---|
class |
AsBinary |
class |
AsText |
class |
Contains |
class |
Distance |
class |
DistanceSphere |
class |
Latitude |
class |
Longitude |
class |
SRID |
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
NumberFunction
• ABS(x): 返回 x 的绝对值。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
Abs
绝对值
|
class |
Ceiling
向上取整,返回不小于该列的最小整数。
|
class |
Floor
向下取整,返回不大于该列的最大整数。
|
class |
Mod
取模
|
class |
Round
指定小数位,四舍五入
|
class |
Truncate
截断数字到指定小数位,不进行四舍五入。
|
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
StringFunction
• CONCAT(str1, str2, ...): 连接两个或多个字符串。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
Length |
class |
Md5 |
class |
SubString |
class |
Upper |
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
WindowsFunction
窗口函数是在 OVER() 子句中定义的函数,用于在查询结果的某个窗口内执行计算。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
DenseRank |
class |
Rank |
class |
RowNumber |
| 限定符和类型 | 方法和说明 |
|---|---|
Over |
Over.orderBy(ColumFunction columFunction,
SortOrder sortOrder) |
| 限定符和类型 | 接口和说明 |
|---|---|
interface |
AggregateFunction
聚合函数 (Aggregate Functions)
用于对一组值进行计算,返回一个单一的结果值。
|
| 限定符和类型 | 类和说明 |
|---|---|
class |
Avg |
class |
Count |
class |
Max |
class |
Min |
class |
StdDev
计算指定列的标准差。
|
class |
Sum |
class |
Variance
计算指定列的方差。
|
| 限定符和类型 | 方法和说明 |
|---|---|
default C |
Condition.andEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
C |
FunctionCondition.andEqualTo(Object value,
ColumFunction columFunction) |
<T,F> C |
FunctionCondition.andFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andFunction(boolean isEffective,
ColumFunction columFunction)
根据条件使用 AND 逻辑连接一个列函数条件。
|
C |
Condition.andFunction(ColumFunction columFunction)
使用 AND 逻辑连接一个列函数条件。
|
default C |
Condition.andGreaterThan(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andGreaterThan(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andGreaterThan(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andGreaterThanOrEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andGreaterThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andGreaterThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andIn(boolean isEffective,
ColumFunction columFunction,
Iterable<?> values) |
C |
Condition.andIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> C |
FunctionCondition.andIn(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andIsNotNull(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andIsNotNull(ColumFunction columFunction,
Object value) |
default C |
Condition.andIsNull(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andIsNull(ColumFunction columFunction,
Object value) |
default C |
Condition.andLessThan(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andLessThan(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andLessThan(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andLessThanOrEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andLessThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andLessThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> C |
FunctionCondition.andMatches(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andNotEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.andNotEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.andNotEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.andNotIn(boolean isEffective,
ColumFunction columFunction,
Iterable<?> values) |
C |
Condition.andNotIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> C |
FunctionCondition.andNotIn(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
C |
FunctionCondition.orEqualTo(Object value,
ColumFunction columFunction) |
<T,F> C |
FunctionCondition.orFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orFunction(boolean isEffective,
ColumFunction columFunction)
根据条件使用 OR 逻辑连接一个列函数条件。
|
C |
Condition.orFunction(ColumFunction columFunction)
使用 OR 逻辑连接一个列函数条件。
|
default C |
Condition.orGreaterThan(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orGreaterThan(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orGreaterThan(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orGreaterThanOrEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orGreaterThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orGreaterThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orIn(boolean isEffective,
ColumFunction columFunction,
Iterable<?> values) |
C |
Condition.orIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> C |
FunctionCondition.orIn(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orIsNotNull(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orIsNotNull(ColumFunction columFunction,
Object value) |
default C |
Condition.orIsNull(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orIsNull(ColumFunction columFunction,
Object value) |
default C |
Condition.orLessThan(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orLessThan(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orLessThan(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orLessThanOrEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orLessThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orLessThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> C |
FunctionCondition.orMatches(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orNotEqualTo(boolean isEffective,
ColumFunction columFunction,
Object value) |
C |
Condition.orNotEqualTo(ColumFunction columFunction,
Object value) |
<T,F> C |
FunctionCondition.orNotEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
default C |
Condition.orNotIn(boolean isEffective,
ColumFunction columFunction,
Iterable<?> values) |
C |
Condition.orNotIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> C |
FunctionCondition.orNotIn(Fn<T,F> fn,
ColumFunction columFunction) |
| 限定符和类型 | 方法和说明 |
|---|---|
GenericWhereCondition |
GenericWhereCondition.andEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andEqualTo(Object value,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
MysqlWhereCondition.andFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andFunction(ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andGreaterThan(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andGreaterThan(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andGreaterThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andGreaterThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andIn(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andIsNotNull(ColumFunction columFunction,
Object value) |
GenericWhereCondition |
GenericWhereCondition.andIsNull(ColumFunction columFunction,
Object value) |
GenericWhereCondition |
GenericWhereCondition.andLessThan(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andLessThan(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andLessThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andLessThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andMatches(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
OracleWhereCondition.andMatches(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
MysqlWhereCondition.andMatches(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andNotEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andNotEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.andNotIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> GenericWhereCondition |
GenericWhereCondition.andNotIn(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
OracleWhereCondition.matchesFunction(LogicalOperatorType logicalOperatorType,
Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
MysqlWhereCondition.matchesFunction(LogicalOperatorType logicalOperatorType,
Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orEqualTo(Object value,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
MysqlWhereCondition.orFindInSet(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orFunction(ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orGreaterThan(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orGreaterThan(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orGreaterThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orGreaterThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orIn(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orIsNotNull(ColumFunction columFunction,
Object value) |
GenericWhereCondition |
GenericWhereCondition.orIsNull(ColumFunction columFunction,
Object value) |
GenericWhereCondition |
GenericWhereCondition.orLessThan(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orLessThan(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orLessThanOrEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orLessThanOrEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orMatches(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
OracleWhereCondition.orMatches(Fn<T,F> fn,
ColumFunction columFunction) |
<T,F> GenericWhereCondition |
MysqlWhereCondition.orMatches(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orNotEqualTo(ColumFunction columFunction,
Object value) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orNotEqualTo(Fn<T,F> fn,
ColumFunction columFunction) |
GenericWhereCondition |
GenericWhereCondition.orNotIn(ColumFunction columFunction,
Iterable<?> values) |
<T,F> GenericWhereCondition |
GenericWhereCondition.orNotIn(Fn<T,F> fn,
ColumFunction columFunction) |
| 限定符和类型 | 方法和说明 |
|---|---|
TableRelation<R> |
TableRelation.groupBy(boolean isEffective,
ColumFunction... columFunction) |
TableRelation<R> |
TableRelation.groupBy(ColumFunction... columFunction) |
| 限定符和类型 | 方法和说明 |
|---|---|
ColumFunction |
ColumnWrapper.getColumFunction() |
ColumFunction |
StringColumn.getColumFunction() |
| 构造器和说明 |
|---|
ColumnWrapper(ColumFunction columFunction,
Consumer<Over> over,
String alias) |
| 限定符和类型 | 方法和说明 |
|---|---|
ColumFunction |
DefaultOrderBy.getColumFunction() |
| 构造器和说明 |
|---|
DefaultOrderBy(ColumFunction columFunction,
SortOrder sortOrder) |
| 限定符和类型 | 方法和说明 |
|---|---|
ColumFunction |
Arithmetic.getColumFunctionArithmetic() |
| 限定符和类型 | 方法和说明 |
|---|---|
void |
Arithmetic.setColumFunctionArithmetic(ColumFunction columFunctionArithmetic) |
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