io.delta.tables

Class DeltaMergeMatchedActionBuilder

Object

io.delta.tables.DeltaMergeMatchedActionBuilder

public class DeltaMergeMatchedActionBuilder
extends Object

Builder class to specify the actions to perform when a target table row has matched a source row based on the given merge condition and optional match condition.

See DeltaMergeBuilder for more information.

Since:

0.3.0

Constructor Summary

Constructors

Constructor and Description
DeltaMergeMatchedActionBuilder()

Method Summary

Modifier and Type	Method and Description
DeltaMergeBuilder	delete() Delete a matched row from the table.
DeltaMergeBuilder	update(scala.collection.Map<String,org.apache.spark.sql.Column> set) Update the matched table rows based on the rules defined by set.
DeltaMergeBuilder	update(java.util.Map<String,org.apache.spark.sql.Column> set) Update a matched table row based on the rules defined by set.
DeltaMergeBuilder	updateAll() Update all the columns of the matched table row with the values of the corresponding columns in the source row.
DeltaMergeBuilder	updateExpr(scala.collection.Map<String,String> set) Update the matched table rows based on the rules defined by set.
DeltaMergeBuilder	updateExpr(java.util.Map<String,String> set) Update a matched table row based on the rules defined by set.

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DeltaMergeMatchedActionBuilder

public DeltaMergeMatchedActionBuilder()

Method Detail

update

public DeltaMergeBuilder update(scala.collection.Map<String,org.apache.spark.sql.Column> set)

Update the matched table rows based on the rules defined by set.

Parameters:

set - rules to update a row as a Scala map between target column names and corresponding update expressions as Column objects.

Returns:

(undocumented)

Since:

0.3.0

updateExpr

public DeltaMergeBuilder updateExpr(scala.collection.Map<String,String> set)

Update the matched table rows based on the rules defined by set.

Parameters:

set - rules to update a row as a Scala map between target column names and corresponding update expressions as SQL formatted strings.

Returns:

(undocumented)

Since:

0.3.0

update

public DeltaMergeBuilder update(java.util.Map<String,org.apache.spark.sql.Column> set)

Update a matched table row based on the rules defined by set.

Parameters:

set - rules to update a row as a Java map between target column names and corresponding expressions as Column objects.

Returns:

(undocumented)

Since:

0.3.0

updateExpr

public DeltaMergeBuilder updateExpr(java.util.Map<String,String> set)

Update a matched table row based on the rules defined by set.

Parameters:

set - rules to update a row as a Java map between target column names and corresponding expressions as SQL formatted strings.

Returns:

(undocumented)

Since:

0.3.0

updateAll

public DeltaMergeBuilder updateAll()

Update all the columns of the matched table row with the values of the corresponding columns in the source row.

Returns:

(undocumented)

Since:

0.3.0

delete

public DeltaMergeBuilder delete()

Delete a matched row from the table.

Returns:

(undocumented)

Since:

0.3.0