The data type, format, and title for COVAR_SAMP(y, x) are as follows.
Data type: REAL
- If the operand is character, the format is the default format for FLOAT.
- If the operand is numeric, date, or interval, the format is the same format as x.
- If the operand is a UDT, the format is the format for the data type to which the UDT is implicitly cast.
For information on the default format of data types and an explanation of the formatting characters in the format, see “Data Type Formats and Format Phrases” in Teradata Vantage™ - Data Types and Literals, B035-1143.