SQL_FetchString Function

Fetches a string from a field in the current row of a result set. If the result is NULL, an empty string will be returned. A NULL check can be done with the result parameter, or SQL_IsFieldNull().

int SQL_FetchString(Handle query, int field, char[] buffer, int maxlength, DBResult &result)

Parameters

Handle query

A query (or statement) Handle.

int field

The field index (starting from 0).

char[] buffer

String buffer.

int maxlength

Maximum size of the string buffer.

DBResult& result

Optional variable to store the status of the return value.

Return Value

Number of bytes written.

Errors

Invalid query Handle or field index, invalid type conversion requested from the database, or no current result set.