git-hulk commented on code in PR #3294:
URL: https://github.com/apache/kvrocks/pull/3294#discussion_r2619527842
##########
src/server/redis_connection.cc:
##########
@@ -68,9 +68,31 @@ Connection::~Connection() {
}
std::string Connection::ToString() {
- return fmt::format("id={} addr={} fd={} name={} age={} idle={} flags={}
namespace={} qbuf={} obuf={} cmd={}\n", id_,
- addr_, bufferevent_getfd(bev_), name_, GetAge(),
GetIdleTime(), GetFlags(), ns_,
- evbuffer_get_length(Input()),
evbuffer_get_length(Output()), last_cmd_);
+ std::string result;
+
+ // When redis-databases > 0 (SELECT compatibility mode), show db field
instead of namespace
+ if (srv_->GetConfig()->redis_databases > 0) {
+ // Parse db number from namespace (format: "db0001", "db0002", etc.)
+ int db_num = 0;
+ if (ns_ != kDefaultNamespace && ns_.size() >= 3 && ns_.substr(0, 2) ==
"db") {
+ try {
+ db_num = std::stoi(ns_.substr(2));
+ } catch (...) {
+ // If parsing fails, default to 0
+ db_num = 0;
+ }
Review Comment:
```suggestion
db_num = ParseInt<int>(ns_.substr(2), 10).ValueOr(0);
```
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