Gets single precision floating point data from a result set or an output parameter.
Only the SQL data types DOUBLE PRECISION and REAL may be retrieved using this call.
Parameters
MimerStatement statementhandle,
int16_t paramno_colno,
float *value)
|
statementhandle |
in |
A handle returned by MimerBeginStatement[C|8], identifying a statement that have been executed. |
|
paramno_colno |
in |
The parameter number or column number to get data from. First parameter/column is 1. |
|
value |
out |
A memory location where to place the floating point value. |
Returns
A negative value indicating an error, or zero if successful.
|
Return value |
Description |
|---|---|
|
MIMER_SUCCESS |
Success. |
|
MIMER_CAST_VIOLATION |
If the output value was not of the DOUBLE PRECISION or REAL data types. |
|
MIMER_HANDLE_INVALID |
The statementhandle parameter was not recognized as a handle. |
|
MIMER_NONEXISTENT_COLUMN_PARAMETER |
The supplied column or parameter number did not exist. |
|
MIMER_PARAMETER_NOT_OUTPUT |
The referenced parameter is not an output or input/output parameter, which is required when calling a data output routine. |
|
MIMER_SEQUENCE_ERROR |
If the statement cursor is not open, or the current row is before the first row of the result set, or after the last row of the result set. |
|
MIMER_SQL_NULL_VALUE |
The column or output parameter contained the SQL null value. (This can also be detected using the MimerIsNull routine.) |
Notes
Micro API compatible.