Package org.apache.drill.exec.udfs

Class Summary

Class	Description
ComplexSchemaFunctions
ComplexSchemaFunctions.GetMapSchemaFunction	This function exists to help the user understand the inner schemata of maps It is NOT recursive (yet).
ComplexSchemaUtils
CryptoFunctions
CryptoFunctions.AESDecryptFunction	AES_DECRYPT() decrypts the encrypted string crypt_str using the key string key_str and returns the original cleartext string.
CryptoFunctions.AESEncryptFunction	aes_encrypt()/ aes_decrypt(): implement encryption and decryption of data using the official AES (Advanced Encryption Standard) algorithm, previously known as "Rijndael." AES_ENCRYPT() encrypts the string str using the key string key_str and returns a binary string containing the encrypted output.
CryptoFunctions.MD2Function	This class returns the md2 digest of a given input string.
CryptoFunctions.MD5Function	This function returns the MD5 digest of a given input string.
CryptoFunctions.SHA1Function	sha() / sha1(): Calculates an SHA-1 160-bit checksum for the string, as described in RFC 3174 (Secure Hash Algorithm).
CryptoFunctions.SHA256Function	sha2() / sha256(): Calculates an SHA-2 256-bit checksum for the string.
CryptoFunctions.SHA384Function	This function returns the SHA384 digest of a given input string.
CryptoFunctions.SHA512Function	This function returns the SHA512 digest of a given input string.
NearestDateFunctions
NearestDateFunctions.NearestDateFunction	This function takes two arguments, an input date object, and an interval and returns the previous date that is the first date in that period.
NearestDateFunctions.NearestDateFunctionWithString	This function takes three arguments, an input date string, an input date format string, and an interval and returns the previous date that is the first date in that period.
NearestDateUtils
NetworkFunctions
NetworkFunctions.AddressCountFunction	This function retunrs the number of IP addresses in the input CIDR block.
NetworkFunctions.BroadcastAddressFunction	This function returns the broadcast address of a given CIDR block.
NetworkFunctions.HighAddressFunction	This function gets the numerically highest IP address in an input CIDR block.
NetworkFunctions.InetAtonFunction	This function converts an IPv4 address into a BigInt.
NetworkFunctions.InetNtoaFunction	This function converts a BigInt IPv4 into dotted decimal notation.
NetworkFunctions.InNetworkFunction	This function takes two arguments, an input IPv4 and a CIDR, and returns true if the IP is in the given CIDR block
NetworkFunctions.IsPrivateIP	This function returns true if a given IPv4 address is private, false if not.
NetworkFunctions.IsValidIPFunction	Returns true if the input string is a valid IP address
NetworkFunctions.IsValidIPV4Function	Returns true if the input string is a valid IPv4 address
NetworkFunctions.IsValidIPv6Function	Returns true if the input string is a valid IP address
NetworkFunctions.LowAddressFunction	This function gets the numerically lowest IP address in an input CIDR block.
NetworkFunctions.NetmaskFunction	This function gets the netmask of the input CIDR block.
NetworkFunctions.UrlDecodeFunction	This function decodes URL strings.
NetworkFunctions.UrlEncodeFunction	This function encodes URL strings.
PhoneticFunctions
PhoneticFunctions.Caverphone1Function	The Caverphone function is a phonetic matching function.
PhoneticFunctions.Caverphone2Function	The Caverphone function is a phonetic matching function.
PhoneticFunctions.ColognePhoneticFunction	Encodes a string into a Cologne Phonetic value.
PhoneticFunctions.DaitchMokotoffFunction	Encodes a string into a Daitch-Mokotoff Soundex value.
PhoneticFunctions.DoubleMetaphoneFunction	Implements the Double Metaphone phonetic algorithm (https://en.wikipedia.org/wiki/Metaphone), and calculates a given string's Double Metaphone value.
PhoneticFunctions.MatchRatingFunction	Match Rating Approach Phonetic Algorithm Developed by Western Airlines in 1977.
PhoneticFunctions.MetaphoneFunction	Implements the Metaphone phonetic algorithm (https://en.wikipedia.org/wiki/Metaphone), and calculates a given string's Metaphone value.
PhoneticFunctions.NYSIISFunction	The New York State Identification and Intelligence System Phonetic Code, commonly known as NYSIIS, is a phonetic algorithm devised in 1970 as part of the New York State Identification and Intelligence System (now a part of the New York State Division of Criminal Justice Services).
PhoneticFunctions.RefinedSoundexFunction	Encodes a string into a Refined Soundex value.
PhoneticFunctions.SoundexFunction	Encodes a string into a Soundex value.
StringDistanceFunctions
StringDistanceFunctions.CosineDistanceFunction	This function calculates the cosine distance between two strings.
StringDistanceFunctions.FuzzyScoreFunction	This function calculates the cosine distance between two strings.
StringDistanceFunctions.HammingDistanceFunction	The hamming distance between two strings of equal length is the number of positions at which the corresponding symbols are different.
StringDistanceFunctions.JaccardDistanceFunction	Measures the Jaccard distance of two sets of character sequence.
StringDistanceFunctions.JaroDistanceFunction	A similarity algorithm indicating the percentage of matched characters between two character sequences.
StringDistanceFunctions.LevenstheinDistanceFunction	An algorithm for measuring the difference between two character sequences.
StringDistanceFunctions.LongestCommonSubstringDistanceFunction	The Longest common subsequence algorithm returns the length of the longest subsequence that two strings have in common.
TimeBucketFunctions
TimeBucketFunctions.DoubleTimeBucketFunction	This function is used for facilitating time series analysis by creating buckets of time intervals.
TimeBucketFunctions.TimeBucketFunction	This function is used for facilitating time series analysis by creating buckets of time intervals.
TimeBucketFunctions.TimeBucketNSFunction	This function is used for facilitating time series analysis by creating buckets of time intervals.
TimeBucketFunctions.TimestampTimeBucketFunction	This function is used for facilitating time series analysis by creating buckets of time intervals.
UserAgentAnalyzerProvider
UserAgentFunctions
UserAgentFunctions.NullableUserAgentFunction
UserAgentFunctions.UserAgentFieldFunction
UserAgentFunctions.UserAgentFunction

Enum Summary

Enum	Description
NearestDateUtils.TimeInterval	Specifies the time grouping to be used with the nearest date function