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U_DOWLONGLANG

function from adhoc

Entrypoint u_dowlonglang compatible with UTF-8

Inputs/Outputs

   Input      TIMESTAMP       date optionally time
              CSTRING(2)      language identifier for the output
   Output     CSTRING(16)     day of the week in chosen language

Syntax

   Language version of  U_DOWLONG.
   Language identifier: every legal 2-digit identifier closed by the top-level-domains, e.g. de for german
   TestSQL
   SELECT 'Lundi' AS ISCORRECT, U_DOWLONGLANG('23.08.2004', 'fr') FROM RDB$DATABASE;
   SELECT NULL AS ISCORRECT, U_DOWLONGLANG(NULL, NULL) FROM RDB$DATABASE;