MaxCompute ile Hive, MySQL ve Oracle yerleşik işlev karşılaştırması - MaxCompute

Tarih işlevleri

MaxCompute	Hive	MySQL	Oracle
DATEADD	N/A	N/A	N/A
DATE_ADD	DATE_ADD	DATE_ADD	N/A
DATE_FORMAT	DATE_FORMAT	DATE_FORMAT	N/A
DATE_SUB	DATE_SUB	DATE_SUB	N/A
DATEDIFF	DATEDIFF	DATEDIFF	MONTHS_BETWEEN
DATEPART	N/A	DATE_FORMAT	EXTRACT (DATETIME)
DATETRUNC	TRUNC	DATE_FORMAT	EXTRACT (DATETIME)
FROM_UNIXTIME	FROM_UNIXTIME	FROM_UNIXTIME	N/A
GETDATE	CURRENT_DATE	NOW	CURRENT_DATE
ISDATE	N/A	STR_TO_DATE (Dönüş değeri FALSE, bir dizenin tarih değerine dönüştürülemeyeceğini gösterir.)	N/A
LASTDAY	LAST_DAY	LAST_DAY	LAST_DAY
TO_DATE	TO_DATE	STR_TO_DATE	DATE
TO_CHAR	N/A	DATE_FORMAT	TO_CHAR (DATETIME)
UNIX_TIMESTAMP	UNIX_TIMESTAMP	UNIX_TIMESTAMP	N/A
WEEKDAY	N/A	WEEKDAY	N/A
WEEKOFYEAR	WEEKOFYEAR	WEEKOFYEAR	N/A
ADD_MONTHS	ADD_MONTHS	ADDDATE	ADD_MONTHS
CURRENT_TIMESTAMP	CURRENT_TIMESTAMP	CURRENT_TIMESTAMP	CURRENT_TIMESTAMP
DAY	DAY	DAY	DAY
DAYOFMONTH	DAYOFMONTH	DAYOFMONTH	N/A
EXTRACT	EXTRACT	EXTRACT	EXTRACT
FROM_UTC_TIMESTAMP	FROM_UTC_TIMESTAMP	N/A	N/A
HOUR	HOUR	HOUR	HOUR
LAST_DAY	LAST_DAY	LAST_DAY	N/A
MINUTE	MINUTE	MINUTE	MINUTE
MONTH	MONTH	MONTH	MONTH
MONTHS_BETWEEN	MONTHS_BETWEEN	TIMESTAMPDIFF	MONTHS_BETWEEN
NEXT_DAY	NEXT_DAY	N/A	NEXT_DAY
QUARTER	QUARTER	QUARTER	QUARTER
SECOND	SECOND	SECOND	N/A
TO_MILLIS	N/A	N/A	N/A
YEAR	YEAR	YEAR	N/A

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;

Matematiksel işlevler

MaxCompute	Hive	MySQL	Oracle
ABS	ABS	ABS	ABS
ACOS	ACOS	ACOS	ACOS
ASIN	ASIN	ASIN	ASIN
ATAN	ATAN	ATAN	ATAN
CEIL	CEIL	CEIL	CEIL
CONV	CONV	CONV	N/A
COS	COS	COS	COS
COSH	COSH	N/A	COSH
COT	COT	COT	COT
EXP	EXP	EXP	EXP
FLOOR	FLOOR	FLOOR	FLOOR
LN	LN	LN	LN
LOG	LOG	LOG	LOG
POW	POW	POW	POWER
RAND	RAND	RAND	N/A
ROUND	ROUND	ROUND	ROUND
SIN	SIN	SIN	SIN
SINH	SINH	N/A	SINH
SQRT	SQRT	SQRT	SQRT
TAN	TAN	TAN	TAN
TANH	TANH	N/A	TANH
TRUNC	TRUNC	TRUNCATE	TRUNC
BIN	BIN	BIN	BITAND
CBRT	CBRT	N/A	N/A
CORR	CORR	CORR	CORR
DEGREES	DEGREES	DEGREES	DEGREES
E	E	N/A	N/A
FACTORIAL	FACTORIAL	N/A	N/A
FORMAT_NUMBER	FORMAT_NUMBER	FORMAT	N/A
HEX	HEX	HEX	RAWTOHEX
LOG2	LOG2	LOG2	LOG
LOG10	LOG10	LOG10	LOG
PI	PI	PI	PI
RADIANS	RADIANS	RADIANS	RADIANS
SIGN	SIGN	SIGN	SIGN
SHIFTLEFT	SHIFTLEFT	<<	N/A
SHIFTRIGHT	SHIFTRIGHT	>>	N/A
SHIFTRIGHTUNSIGNED	SHIFTRIGHTUNSIGNED	>>>	N/A
UNHEX	UNHEX	UNHEX	HEXTORAW
WIDTH_BUCKET	WIDTH_BUCKET	N/A	WIDTH_BUCKET

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;

Pencere işlevleri

MaxCompute	Hive	MySQL	Oracle
COUNT	COUNT	COUNT	COUNT
AVG	AVG	AVG	AVG
MAX	MAX	MAX	MAX
MIN	MIN	MIN	MIN
MEDIAN	N/A	N/A	MEDIAN
STDDEV	N/A	STDDEV	STDDEV
STDDEV_SAMP	N/A	STDDEV_SAMP	STDDEV_SAMP
SUM	SUM	SUM	SUM
DENSE_RANK	DENSE_RANK	DENSE_RANK	DENSE_RANK
RANK	RANK	RANK	RANK
LAG	LAG	LAG	LAG
LEAD	LEAD	LEAD	LEAD
PERCENT_RANK	PERCENT_RANK	PERCENT_RANK	PERCENT_RANK
ROW_NUMBER	ROW_NUMBER	ROW_NUMBER	ROW_NUMBER
CLUSTER_SAMPLE	N/A	N/A	N/A
CUME_DIST	CUME_DIST	CUME_DIST	CUME_DIST
NTILE	NTILE	NTILE	NTILE

Toplama işlevleri

MaxCompute	Hive	MySQL	Oracle
AVG	AVG	AVG	AVG
COUNT	COUNT	COUNT	COUNT
COUNT_IF	N/A	N/A	N/A
MAX	MAX	MAX	MAX
MIN	MIN	MIN	MIN
MEDIAN	N/A	N/A	MEDIAN
STDDEV	STDDEV	STDDEV	STDDEV
STDDEV_SAMP	STDDEV_SAMP	STDDEV_SAMP	STDDEV_SAMP
SUM	SUM	SUM	SUM
WM_CONCAT	N/A	GROUP_CONCAT	WM_CONCAT
ANY_VALUE	N/A	N/A	N/A
APPROX_DISTINCT	N/A	N/A	N/A
ARG_MAX	N/A	N/A	N/A
ARG_MIN	N/A	N/A	N/A
COLLECT_LIST	COLLECT LIST	N/A	COLLECT
COLLECT_SET	COLLECT SET	N/A	COLLECT
COVAR_POP	COVAR_POP	N/A	COVAR_POP
COVAR_SAMP	COVAR_SAMP	N/A	COVAR_SAMP
NUMERIC_HISTOGRAM	NUMERIC_HISTOGRAM	N/A	N/A
PERCENTILE	PERCENTILE	N/A	N/A
PERCENTILE_APPROX	PERCENTILE_APPROX	N/A	N/A
VARIANCE/VAR_POP	VARIANCE/VAR_POP	VAR_POP	VARIANCE/VAR_POP
VAR_SAMP	VAR_SAMP	VAR_SAMP	VAR_SAMP

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;

Dize işlevleri

MaxCompute	Hive	MySQL	Oracle
ASCII	ASCII	ASCII	ASCII
CHAR_MATCHCOUNT	N/A	N/A	N/A
CHR	CHR	CHAR	CHR
CONCAT	CONCAT	CONCAT	CONCAT
ENCODE	ENCODE	N/A	N/A
FIND_IN_SET	FIND_IN_SET	FIND_IN_SET	N/A
FORMAT_NUMBER	FORMAT_NUMBER	FORMAT	N/A
FROM_JSON	N/A	N/A	N/A
GET_JSON_OBJECT	GET_JSON_OBJECT	JSON_EXTRACT	N/A
INSTR	INSTR	INSTR	INSTR
IS_ENCODING	N/A	N/A	N/A
KEYVALUE	N/A	N/A	N/A
LENGTH	LENGTH	LENGTH	LENGTH
LENGTHB	LENGTHB	LENGTHB	LENGTHB
LOCATE	LOCATE	LOCATE	N/A
LTRIM	LTRIM	LTRIM	LTRIM
MD5	MD5	MD5	N/A
PARSE_URL	PARSE_URL	N/A	N/A
PARSE_URL_TUPLE	PARSE_URL_TUPLE	N/A	N/A
REGEXP_COUNT	N/A	N/A	REGEXP_COUNT
REGEXP_EXTRACT	REGEXP_EXTRACT	N/A	N/A
REGEXP_INSTR	N/A	REGEXP_INSTR	REGEXP_INSTR
REGEXP_REPLACE	REGEXP_REPLACE	REGEXP_REPLACE	REGEXP_REPLACE
REGEXP_SUBSTR	N/A	REGEXP_SUBSTR	REGEXP_SUBSTR
REPEAT	REPEAT	REPEAT	REPEAT
REVERSE	REVERSE	REVERSE	REVERSE
RTRIM	RTRIM	RTRIM	RTRIM
SPACE	SPACE	SPACE	SPACE
SPLIT_PART	N/A	N/A	N/A
SUBSTR	SUBSTR	SUBSTR	SUBSTR
SUBSTRING	SUBSTRING	SUBSTRING	SUBSTR
TO_CHAR	N/A	N/A	N/A
TO_JSON	N/A	N/A	N/A
TOLOWER	LOWER	LOWER	LOWER
TOUPPER	UPPER	UPPER	UPPER
TRIM	TRIM	TRIM	TRIM
URL_DECODE	N/A	N/A	N/A
URL_ENCODE	N/A	N/A	PERCENTILE_CONT
CONCAT_WS	CONCAT_WS	CONCAT_WS	N/A
JSON_TUPLE	JSON_TUPLE	N/A	N/A
LPAD	LPAD	LPAD	LPAD
RPAD	RPAD	RPAD	RPAD
REPLACE	REPLACE	REPLACE	REPLACE
SOUNDEX	SOUNDEX	SOUNDEX	SOUNDEX
SUBSTRING_INDEX	SUBSTRING_INDEX	SUBSTRING_INDEX	N/A
TRANSLATE	TRANSLATE	N/A	TRANSLATE

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;

Diğer işlevler

MaxCompute	Hive	MySQL	Oracle
BASE64	BASE64	TO_BASE64	UTL_ENCODE.BASE64_ENCODE
BETWEEN AND expression	BETWEEN AND	BETWEEN AND	BETWEEN AND
CASE WHEN expression	CASE WHEN	CASE WHEN	CASE WHEN
CAST	CAST	CAST	CAST
COALESCE	COALESCE	COALESCE	COALESCE
COMPRESS	N/A	COMPRESS	UTL_COMPRESS.LZ_COMPRESS
CRC32	CRC32	CRC32	N/A
DECODE	DECODE	N/A	DECODE
DECOMPRESS	N/A	UNCOMPRESS	UTL_COMPRESS.LZ_UNCOMPRESS
GET_IDCARD_AGE	N/A	N/A	N/A
GET_IDCARD_BIRTHDAY	N/A	N/A	N/A
GET_IDCARD_SEX	N/A	N/A	N/A
GET_USER_ID	CURRENT_USER	CURRENT_USER	UID
GREATEST	GREATEST	GREATEST	N/A
HASH	HASH	N/A	ORA_HASH
IF	IF	IF	IF
LEAST	LEAST	LEAST	LEAST
MAX_PT	N/A	N/A	N/A
NULLIF	NULLIF	NULLIF	NULLIF
NVL	NVL	IFNULL	N/A
ORDINAL	N/A	N/A	N/A
PARTITION_EXISTS	N/A	N/A	N/A
SAMPLE	N/A	N/A	N/A
SHA	SHA	SHA	N/A
SHA1	SHA1	SHA1	N/A
SHA2	SHA2	SHA2	N/A
SIGN	SIGN	SIGN	SIGN
SPLIT	SPLIT	SPLIT	N/A
STACK	STACK	N/A	N/A
STR_TO_MAP	STR_TO_MAP	N/A	N/A
TABLE_EXISTS	N/A	N/A	N/A
TRANS_ARRAY	N/A	N/A	N/A
TRANS_COLS	N/A	N/A	N/A
UNBASE64	UNBASE64	FROM_BASE64	UTL_ENCODE.BASE64_DECODE
UNIQUE_ID	N/A	N/A	N/A
UUID	N/A	UUID	UID

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;

Karmaşık tür işlevleri

İşlev türü	MaxCompute	Hive	MySQL	Oracle
ARRAY	ALL_MATCH	N/A	N/A	N/A
	ANY_MATCH	N/A	N/A	N/A
	ARRAY	ARRAY	N/A	N/A
	ARRAY_CONTAINS	ARRAY_CONTAINS	N/A	N/A
	ARRAY_DISTINCT	N/A	N/A	N/A
	ARRAY_EXCEPT	N/A	N/A	N/A
	ARRAY_INTERSECT	N/A	N/A	N/A
	ARRAY_JOIN	N/A	N/A	N/A
	ARRAY_MAX	N/A	N/A	N/A
	ARRAY_MIN	N/A	N/A	N/A
	ARRAY_POSITION	N/A	N/A	N/A
	ARRAY_REMOVE	N/A	N/A	N/A
	ARRAY_REDUCE	N/A	N/A	N/A
	ARRAY_REPEAT	N/A	N/A	N/A
	ARRAY_SORT	N/A	N/A	N/A
	ARRAY_UNION	N/A	N/A	N/A
	ARRAYS_OVERLAP	N/A	N/A	N/A
	ARRAYS_ZIP	N/A	N/A	N/A
	CONCAT	CONCAT	N/A	N/A
	EXPLODE	EXPLODE	N/A	N/A
	FILTER	N/A	N/A	N/A
	INDEX	[] operator	N/A	N/A
	POSEXPLODE	POSEXPLODE	N/A	N/A
	SIZE	SIZE	N/A	N/A
	SLICE	N/A	N/A	N/A
	SORT_ARRAY	SORT_ARRAY	N/A	N/A
	TRANSFORM	N/A	N/A	N/A
	ZIP_WITH	N/A	N/A	N/A
MAP	EXPLODE	EXPLODE	N/A	N/A
	INDEX	[] operator	N/A	N/A
	MAP	MAP	N/A	N/A
	MAP_CONCAT	N/A	N/A	N/A
	MAP_ENTRIES	N/A	N/A	N/A
	MAP_FILTER	N/A	N/A	N/A
	MAP_FROM_ARRAYS	N/A	N/A	N/A
	MAP_FROM_ENTRIES	N/A	N/A	N/A
	MAP_KEYS	MAP_KEYS	N/A	N/A
	MAP_VALUES	MAP_VALUES	N/A	N/A
	MAP_ZIP_WITH	N/A	N/A	N/A
	SIZE	SIZE	N/A	N/A
	TRANSFORM_KEYS	N/A	N/A	N/A
	TRANSFORM_VALUES	N/A	N/A	N/A
STRUCT	FIELD	. operator	N/A	N/A
	INLINE	INLINE	N/A	N/A
	STRUCT	STRUCT	N/A	N/A
	NAMED_STRUCT	N/A	N/A	N/A
JSON	FROM_JSON	N/A	N/A	N/A
	GET_JSON_OBJECT	GET_JSON_OBJECT	JSON_EXTRACT	N/A
	JSON_TUPLE	JSON_TUPLE	N/A	N/A
	TO_JSON	N/A	N/A	N/A

Not

Varsayılan olarak MaxCompute V1.0 veri türü sürümü kullanılır. Hive uyumlu veri türü sürümünü kullanmak için aşağıdaki komutlardan birini çalıştırın:

-- Enable the Hive-compatible data type edition at the project level. 
setproject odps.sql.hive.compatible=True;
-- Enable the Hive-compatible data type edition at the session level. 
set odps.sql.hive.compatible=True;