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F_SQRT

input/output-compatibility to udflib, ib_udf

input/output-compatibility to rFunc ( SQRT)

Entrypoint f_sqrt compatible with UTF-8

Inputs/Outputs

   Input      DOUBLE     floatingpoint
   Output     DOUBLE     squareroot of  floatingpoint

Syntax

   TestSQL
   SELECT 3 AS ISCORRECT, F_SQRT(9) FROM RDB$DATABASE;
   SELECT NULL AS ISCORRECT, F_SQRT(NULL) FROM RDB$DATABASE;