Package io.squashql

Class BigQueryUtil

java.lang.Object

io.squashql.BigQueryUtil

public final class BigQueryUtil
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
static final int	INTEGER_NULL_VALUE
static final long	LONG_NULL_VALUE
static final String	OBJECT_NULL_VALUE	See usage to understand why it exists, but basically it is due to the lack of grouping function.

Method Summary

Modifier and Type	Method	Description
static Class<?>	bigQueryTypeToClass(com.google.cloud.bigquery.LegacySQLTypeName dataType)
static com.google.cloud.bigquery.StandardSQLTypeName	classToBigQueryType(Class<?> clazz)
static com.google.auth.oauth2.ServiceAccountCredentials	createCredentialsFromFile(String path)	Creates ServiceAccountCredentials from a file.
static com.google.auth.oauth2.ServiceAccountCredentials	createCredentialsFromFileContent(String jsonKey)
static Object	getNullValue(Class<?> fieldType)

Methods inherited from class java.lang.Object

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

Field Details

OBJECT_NULL_VALUE

public static final String OBJECT_NULL_VALUE

See usage to understand why it exists, but basically it is due to the lack of grouping function.

See Also:

• Constant Field Values

INTEGER_NULL_VALUE

public static final int INTEGER_NULL_VALUE

See Also:

• Constant Field Values

LONG_NULL_VALUE

public static final long LONG_NULL_VALUE

See Also:

• Constant Field Values

Method Details

bigQueryTypeToClass

public static Class<?> bigQueryTypeToClass(com.google.cloud.bigquery.LegacySQLTypeName dataType)

classToBigQueryType

public static com.google.cloud.bigquery.StandardSQLTypeName classToBigQueryType(Class<?> clazz)

getNullValue

public static Object getNullValue(Class<?> fieldType)

createCredentialsFromFile

public static com.google.auth.oauth2.ServiceAccountCredentials createCredentialsFromFile(String path)

Creates ServiceAccountCredentials from a file. See https://cloud.google.com/bigquery/docs/authentication/service-account-file

Parameters:

path - path to the service account key file.

Returns:

the ServiceAccountCredentials

createCredentialsFromFileContent

public static com.google.auth.oauth2.ServiceAccountCredentials createCredentialsFromFileContent(String jsonKey)