org.apache.flink.table.catalog

Class TableChange.DropColumn

java.lang.Object

org.apache.flink.table.catalog.TableChange.DropColumn

All Implemented Interfaces:

TableChange

Enclosing interface:

TableChange

@PublicEvolving
public static class TableChange.DropColumn
extends Object
implements TableChange

A table change to drop the column.

It is equal to the following statement:

    ALTER TABLE <table_name> DROP COLUMN <column_name>
 

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.table.catalog.TableChange

TableChange.AddColumn, TableChange.AddUniqueConstraint, TableChange.AddWatermark, TableChange.After, TableChange.ColumnPosition, TableChange.DropColumn, TableChange.DropConstraint, TableChange.DropWatermark, TableChange.First, TableChange.ModifyColumn, TableChange.ModifyColumnComment, TableChange.ModifyColumnName, TableChange.ModifyColumnPosition, TableChange.ModifyPhysicalColumnType, TableChange.ModifyUniqueConstraint, TableChange.ModifyWatermark, TableChange.ResetOption, TableChange.SetOption

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
String	getColumnName() Returns the column name.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.flink.table.catalog.TableChange

add, add, add, add, dropColumn, dropConstraint, dropWatermark, modify, modify, modify, modifyColumnComment, modifyColumnName, modifyColumnPosition, modifyPhysicalColumnType, reset, set

Method Detail

getColumnName

public String getColumnName()

Returns the column name.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object