StringColumnSummary (Flink : Java 1.18.1-cp2 API)

java.lang.Object
- org.apache.flink.api.java.summarize.ColumnSummary
- - org.apache.flink.api.java.summarize.StringColumnSummary

```
@Deprecated
@PublicEvolving
public class StringColumnSummary
extends ColumnSummary
```
Deprecated.
All Flink DataSet APIs are deprecated since Flink 1.18 and will be removed in a future Flink major version. You can still build your application in DataSet, but you should move to either the DataStream and/or Table API.

Summary for a column of Strings.

See Also:

FLIP-131: Consolidate the user-facing Dataflow SDKs/APIs (and deprecate the DataSet API

Constructor Summary

Constructors
Constructor	Description
`StringColumnSummary(long nonNullCount, long nullCount, long emptyCount, Integer minLength, Integer maxLength, Double meanLength)`	Deprecated.

Method Summary

All Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`long`	`getEmptyCount()`	Deprecated. Number of empty strings e.g.
`Integer`	`getMaxLength()`	Deprecated. Longest String length.
`Double`	`getMeanLength()`	Deprecated.
`Integer`	`getMinLength()`	Deprecated. Shortest String length.
`long`	`getNonNullCount()`	Deprecated. The number of non-null values in this column.
`long`	`getNullCount()`	Deprecated. The number of null values in this column.
`String`	`toString()`	Deprecated.

Methods inherited from class org.apache.flink.api.java.summarize.ColumnSummary
containsNonNull, containsNull, getTotalCount

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

- Constructor Detail
  - StringColumnSummary
```
public StringColumnSummary(long nonNullCount,
                           long nullCount,
                           long emptyCount,
                           Integer minLength,
                           Integer maxLength,
                           Double meanLength)
```
    Deprecated.
- Method Detail
  - getNonNullCount
```
public long getNonNullCount()
```
    Deprecated.
    
    Description copied from class: ColumnSummary
    
    The number of non-null values in this column.
    
    Specified by:
    
    getNonNullCount in class ColumnSummary
  - getNullCount
```
public long getNullCount()
```
    Deprecated.
    
    Description copied from class: ColumnSummary
    
    The number of null values in this column.
    
    Specified by:
    
    getNullCount in class ColumnSummary
  - getEmptyCount
```
public long getEmptyCount()
```
    Deprecated.
    
    Number of empty strings e.g. java.lang.String.isEmpty().
  - getMinLength
```
public Integer getMinLength()
```
    Deprecated.
    
    Shortest String length.
  - getMaxLength
```
public Integer getMaxLength()
```
    Deprecated.
    
    Longest String length.
  - getMeanLength
```
public Double getMeanLength()
```
    Deprecated.
  - toString
```
public String toString()
```
    Deprecated.
    
    Overrides:
    
    toString in class Object