Package org.apache.spark.sql.pipelines.graph

Class GraphErrors

Object

org.apache.spark.sql.pipelines.graph.GraphErrors

public class GraphErrors
extends Object

Collection of errors that can be thrown during graph resolution / analysis.

Constructor Summary

Constructors

Constructor	Description
GraphErrors()

Method Summary

Modifier and Type	Method	Description
static AnalysisException	incompatibleUserSpecifiedAndInferredSchemasError(org.apache.spark.sql.catalyst.TableIdentifier tableIdentifier, DatasetType datasetType, StructType specifiedSchema, StructType inferredSchema, scala.Option<Throwable> cause)	Throws an error if the user-specified schema and the inferred schema are not compatible.
static SparkException	pipelineLocalDatasetNotDefinedError(String datasetName)	Throws when a dataset is marked as internal but is not defined in the graph.
static AnalysisException	unableToInferSchemaError(org.apache.spark.sql.catalyst.TableIdentifier tableIdentifier, StructType inferredSchema, StructType incompatibleSchema, scala.Option<Throwable> cause)	Throws if the latest inferred schema for a pipeline table is not compatible with the table's existing schema.
static SparkException	unresolvedTablePath(org.apache.spark.sql.catalyst.TableIdentifier identifier)	Throws when a table path is unresolved, i.e.

Methods inherited from class java.lang.Object

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

Constructor Details

GraphErrors

public GraphErrors()

Method Details

pipelineLocalDatasetNotDefinedError

public static SparkException pipelineLocalDatasetNotDefinedError(String datasetName)

Throws when a dataset is marked as internal but is not defined in the graph.

Parameters:

datasetName - the name of the dataset that is not defined

Returns:

(undocumented)

unresolvedTablePath

public static SparkException unresolvedTablePath(org.apache.spark.sql.catalyst.TableIdentifier identifier)

Throws when a table path is unresolved, i.e. the table identifier does not exist in the catalog.

Parameters:

identifier - the unresolved table identifier

Returns:

(undocumented)

incompatibleUserSpecifiedAndInferredSchemasError

public static AnalysisException incompatibleUserSpecifiedAndInferredSchemasError(org.apache.spark.sql.catalyst.TableIdentifier tableIdentifier,
 DatasetType datasetType,
 StructType specifiedSchema,
 StructType inferredSchema,
 scala.Option<Throwable> cause)

Throws an error if the user-specified schema and the inferred schema are not compatible.

Parameters:

tableIdentifier - the identifier of the table that was not found

datasetType - (undocumented)

specifiedSchema - (undocumented)

inferredSchema - (undocumented)

cause - (undocumented)

Returns:

(undocumented)

unableToInferSchemaError

public static AnalysisException unableToInferSchemaError(org.apache.spark.sql.catalyst.TableIdentifier tableIdentifier,
 StructType inferredSchema,
 StructType incompatibleSchema,
 scala.Option<Throwable> cause)

Throws if the latest inferred schema for a pipeline table is not compatible with the table's existing schema.

Parameters:

tableIdentifier - the identifier of the table that was not found

inferredSchema - (undocumented)

incompatibleSchema - (undocumented)

cause - (undocumented)

Returns:

(undocumented)