// SetComparator sets the comparator which define the order of keys in the table.
// Default: a comparator that uses lexicographic byte-wise ordering
func (opts *Options) SetComparator(value Comparator) {
if nc, ok := value.(nativeComparator); ok {
opts.ccmp = nc.c
} else {
idx := registerComperator(value)
opts.ccmp = C.gorocksdb_comparator_create(C.uintptr_t(idx))
}
C.rocksdb_options_set_comparator(opts.c, opts.ccmp)
}
// Comparator used to define the order of keys in the table.
// Default: a comparator that uses lexicographic byte-wise ordering
func (self *Options) SetComparator(value Comparator) {
if nc, ok := value.(nativeComparator); ok {
self.ccmp = nc.c
} else {
h := unsafe.Pointer(&value)
self.cmp = &value
self.ccmp = C.gorocksdb_comparator_create(h)
}
C.rocksdb_options_set_comparator(self.c, self.ccmp)
}
// SetComparator sets the comparator to be used for all read and write
// operations.
//
// The comparator that created a database must be the same one (technically,
// one with the same name string) that is used to perform read and write
// operations.
//
// The default comparator is usually sufficient.
func (o *Options) SetComparator(cmp *C.rocksdb_comparator_t) {
C.rocksdb_options_set_comparator(o.Opt, cmp)
}