Delphi / Object Pascal · Database exception
What does dbExpress MissingParameterMarker Error mean in Delphi / Object Pascal?
Returned when a parameterized query's SQL text is missing the expected '?' parameter marker that the parameter-binding code expects to find.
Returned when a parameterized query's SQL text is missing the expected '?' parameter marker that the parameter-binding code expects to find.
Check the SQL text uses the parameter marker syntax the dbExpress driver expects for that backend, and make sure the number of markers in the SQL matches the number of parameters the code is binding.