a_sql_uint32 sqlda_string_length( struct sqlda * sqlda, int varno );
sqlda A pointer to a SQLDA structure.
varno An index for a sqlvar host variable.
An unsigned 32-bit integer value representing the length of the C string (type DT_STRING) that would be required to hold the variable sqlda->sqlvar[varno] (no matter what its type is).
Syntax