SAP HANA Provides following SAP HANA Functions-
- Data Type Conversion Function – Data Type conversion function are used to convert one data type to another. Below are list of Data Type Conversion function-
E.g. CAST, TO_ALPHANUM, TO_BIGINT, TO_BINARY etc.
- Date Time Functions – Date Time Function are used to convert Date/ Time in a different format.
E.g. – ADD_DAYS, ADD_MONTHS, ADD_SECOND, etc.
- Fulltext Functions – Fulltext Functions is used for text search.
E.g. – SCORE etc.
- Number Functions – Number Functions take a numeric value, or string with numeric characters, as input and return numeric values.
E.g. – ABS, ROUND, POWER, etc.
- String Functions – String Functions take a string as input, process them and return value according to function.
E.g. (ASCII, CHAR, CONCAT, etc.)
- Window Functions – Window Functions let user divide result set of a query into groups of rows named window partition.
E.g. RANK (), DENSE_RANK (), ROW_NUMBER (), etc.
- Miscellaneous Function- There are some more functions, which are used for the miscellaneous job. E.g. – CONVERT_CURRENCY, CURRENT_SCHEMA, etc.