SQL Scalar functions

SQL Scalar functions

SQL scalar functions return a single value, based on the input value.
Useful scalar functions:
  • UCASE() - Converts a field to upper case
  • LCASE() - Converts a field to lower case
  • MID() - Extract characters from a text field
  • LEN() - Returns the length of a text field
  • ROUND() - Rounds a numeric field to the number of decimals specified
  • NOW() - Returns the current system date and time
  • FORMAT() - Formats how a field is to be displayed
Read more: SQL Functions
scalar-functions UCASE-Function LCASE-Function MID-Function LEN-Function ROUND-Function NOW-Function FORMAT-Function

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