org.apache.hadoop.hive.ql.plan

Class ValidationUtility

java.lang.Object

org.apache.hadoop.hive.ql.plan.ValidationUtility

public final class ValidationUtility
extends Object

Common utilities for validation. ValidationUtility.

Method Summary

Methods

Modifier and Type	Method and Description
static void	validateSkewedColNames(List<String> colNames, List<String> skewedColNames) Skewed column name should be a valid column defined.
static void	validateSkewedColNameValueNumberMatch(List<String> skewedColNames, List<List<String>> skewedColValues) Skewed column name and value should match.
static void	validateSkewedColumnNameUniqueness(List<String> names) Find out duplicate name.
static void	validateSkewedInformation(List<String> colNames, List<String> skewedColNames, List<List<String>> skewedColValues) Validate skewed table information.

Methods inherited from class java.lang.Object

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

Method Detail

validateSkewedInformation

public static void validateSkewedInformation(List<String> colNames,
                             List<String> skewedColNames,
                             List<List<String>> skewedColValues)
                                      throws SemanticException

Validate skewed table information.

Parameters:

colNames - column names

skewedColNames - skewed column names

skewedColValues - skewed column values

Throws:

SemanticException

validateSkewedColNameValueNumberMatch

public static void validateSkewedColNameValueNumberMatch(List<String> skewedColNames,
                                         List<List<String>> skewedColValues)
                                                  throws SemanticException

Skewed column name and value should match.

Parameters:

skewedColNames -

skewedColValues -

Throws:

SemanticException

validateSkewedColNames

public static void validateSkewedColNames(List<String> colNames,
                          List<String> skewedColNames)
                                   throws SemanticException

Skewed column name should be a valid column defined.

Parameters:

colNames -

skewedColNames -

Throws:

SemanticException

validateSkewedColumnNameUniqueness

public static void validateSkewedColumnNameUniqueness(List<String> names)
                                               throws SemanticException

Find out duplicate name.

Parameters:

names -

Throws:

SemanticException