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  1. Preface
  2. Understanding Pipeline Partitioning
  3. Partition Points
  4. Partition Types
  5. Pushdown Optimization
  6. Pushdown Optimization Transformations
  7. Real-time Processing
  8. Commit Points
  9. Row Error Logging
  10. Workflow Recovery
  11. Stopping and Aborting
  12. Concurrent Workflows
  13. Grid Processing
  14. Load Balancer
  15. Workflow Variables
  16. Parameters and Variables in Sessions
  17. Parameter Files
  18. FastExport
  19. External Loading
  20. FTP
  21. Session Caches
  22. Incremental Aggregation
  23. Session Log Interface
  24. Understanding Buffer Memory
  25. High Precision Data
  26. POWERCENTERHELP

Advanced Workflow Guide

Advanced Workflow Guide

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Functions

Functions

The following table summarizes the availability of PowerCenter functions in databases. Columns marked with an X indicate that the function can be pushed to the database by using source-side, target-side, or full pushdown optimization. Columns marked with an S indicate that the function can be pushed to the database by using source-side pushdown optimization. Columns marked with a dash (-) symbol indicate that the function cannot be pushed to the database.
Function
Amazon Redshift
IBM DB2
Microsoft SQL Server
Netezza
Oracle
SAP HANA
Sybase ASE
Teradata
Vertica
ABORT()
-
-
-
-
-
-
-
-
-
ABS()
X
X
X
X
X
X
X
X
X
ADD_TO_DATE()
X
X
S
X
X
X
S
X
X
AES_DECRYPT()
-
-
-
-
-
-
-
-
-
AES_ENCRYPT()
-
-
-
-
-
-
-
-
-
ASCII()
X
X
X
X
X
X
X
-
X
AVG()
X
X
X
X
X
X
X
X
X
CEIL()
-
X
X
X
X
-
X
S
S
CHOOSE()
-
-
-
-
-
-
-
-
-
CHR()
-
X
X
X
X
-
X
-
X
CHRCODE()
-
-
-
-
-
-
-
-
-
COMPRESS()
-
-
-
-
-
-
-
-
-
CONCAT()
X
S
S
-
X
X
S
S
X
COS()
X
X
X
X
X
X
X
X
X
COSH()
-
X
S
X
X
-
S
X
X
COUNT()
X
X
X
X
X
X
X
X
X
CRC32()
-
-
-
-
-
-
-
-
-
CUME()
-
-
-
-
-
-
-
-
-
DATE_COMPARE()
-
S
S
X
S
-
S
S
X
DATE_DIFF()
-
-
-
-
-
-
-
-
X
DECODE()
-
X
X
X
X
-
X
X
X
DECODE_BASE64()
-
-
-
-
-
-
-
-
-
DECOMPRESS()
-
-
-
-
-
-
-
-
-
ENCODE_BASE64()
-
-
-
-
-
-
-
-
-
EXP()
X
X
X
X
X
X
X
X
X
FIRST()
-
-
-
-
-
-
-
-
-
FLOOR()
-
X
X
X
X
-
X
S
X
FV()
-
-
-
-
-
-
-
-
-
GET_DATE_PART()
-
X
X
X
X
-
X
X
X
GREATEST()
-
-
-
-
X
-
-
-
-
IIF()
X
X
X
X
X
X
X
X
X
IN()
-
X
X
-
X
-
X
X
-
INDEXOF()
-
-
-
-
-
-
-
-
-
INITCAP()
-
-
-
-
X
-
-
-
X
INSTR()
-
S
X
-
X
-
S
S
X
IS_DATE()
-
-
-
-
-
-
-
-
-
IS_NUMBER()
-
-
-
-
-
-
-
-
-
IS_SPACES()
-
-
-
-
-
-
-
-
-
ISNULL()
-
X
X
X
X
-
X
X
X
LAST()
-
-
-
-
-
-
-
-
-
LAST_DAY()
-
-
-
-
X
-
-
-
X
LEAST()
-
-
-
-
X
-
-
-
-
LENGTH()
X
X
X
X
X
X
X
X
X
LN()
-
-
-
X
-
-
-
-
X
LOG()
-
X
S
X
X
-
S
S
S
LOOKUP
-
X
X
X
X
-
X
X
X
LOWER()
X
X
X
X
X
X
X
X
X
LPAD()
-
-
-
X
X
-
-
-
X
LTRIM()
-
X
X
X
X
-
X
X
X
MAKE_DATE_TIME()
-
-
-
-
-
-
-
-
-
MAX()
X
X
X
X
X
X
X
X
X
MD5()
-
-
-
-
-
-
-
-
-
MEDIAN()
-
-
-
-
-
-
-
-
-
METAPHONE()
-
-
-
-
-
-
-
-
-
MIN()
X
X
X
X
X
X
X
X
X
MOD()
-
X
X
X
X
-
X
X
X
MOVINGAVG()
-
-
-
-
-
-
-
-
-
MOVINGSUM()
-
-
-
-
-
-
-
-
-
NPER()
-
-
-
-
-
-
-
-
-
PERCENTILE()
-
-
-
-
-
-
-
-
-
PMT()
-
-
-
-
-
-
-
-
-
POWER()
X
X
X
X
X
X
X
X
X
PV()
-
-
-
-
-
-
-
-
-
RAND()
-
-
-
-
-
-
-
-
-
RATE()
-
-
-
-
-
-
-
-
-
REG_EXTRACT()
-
-
-
-
-
-
-
-
-
REG_MATCH()
-
-
-
-
-
-
-
-
-
REG_REPLACE
-
-
-
-
-
-
-
-
-
REPLACECHR()
-
-
-
-
-
-
-
-
-
REPLACESTR()
-
-
-
-
-
-
-
-
-
REVERSE()
-
-
-
-
-
-
-
-
-
ROUND(DATE)
-
-
-
-
X
-
-
-
S
ROUND(NUMBER)
-
X
X
X
X
-
X
S
S
RPAD()
-
-
-
X
X
-
-
-
X
RTRIM()
-
X
X
X
X
-
X
X
X
SET_DATE_PART()
-
-
-
-
-
-
-
-
-
SIGN()
-
X
X
X
X
-
X
S
S
SIN()
X
X
X
X
X
X
X
X
X
SINH()
-
X
S
X
X
-
S
X
X
SOUNDEX()
-
X
X
-
X
-
X
-
X
SQRT()
X
X
X
X
X
X
X
X
X
STDDEV()
-
X
X
-
X
-
-
X
X
SUBSTR()
X
S
S
X
X
X
S
S
X
SUM()
X
X
X
X
X
X
X
X
X
SYSDATE()
-
X
X
X
X
-
X
X
X
SYSTIMESTAMP()
-
X
X
X
X
-
X
X
X
TAN()
X
X
X
X
X
X
X
X
X
TANH()
-
X
S
X
X
-
S
X
X
TO_BIGINT
-
X
X
X
X
-
X
X
X
TO_CHAR(DATE)
X
X
X
X
X
X
X
S
X
TO_CHAR(NUMBER)
-
X
X
X
X
-
X
X
X
TO_DATE()
X
X
X
X
X
X
X
X
X
TO_DECIMAL()
-
X
X
X
X
-
X
X
X
TO_FLOAT()
-
X
X
X
X
-
X
X
X
TO_INTEGER()
-
X
S
X
X
-
S
X
X
TRUNC(DATE)
-
-
-
X
X
-
-
-
S
TRUNC(NUMBER)
-
X
X
X
X
-
S
S
S
UPPER()
X
X
X
X
X
X
X
X
X
VARIANCE()
X
X
X
-
X
X
-
X
X