From d5818c1668827996525e9298e63e644d4f2ea988 Mon Sep 17 00:00:00 2001
From: florian <f.spreckelsen@inidscale.com>
Date: Fri, 6 Aug 2021 10:26:28 +0200
Subject: [PATCH] WIP: Add query_count to Transaction class
---
include/caosdb/transaction.h | 12 ++++++++++++
src/caosdb/transaction.cpp | 1 +
2 files changed, 13 insertions(+)
diff --git a/include/caosdb/transaction.h b/include/caosdb/transaction.h
index ddf7133..c04e38b 100644
--- a/include/caosdb/transaction.h
+++ b/include/caosdb/transaction.h
@@ -368,6 +368,17 @@ public:
return *result_set;
}
+ /**
+ * Return the result of a count query
+ *
+ * Only meaningful if there was exactly one COUNT query executed in
+ * this transaction. In all other cases, the return value will be
+ * -1.
+ */
+ [[nodiscard]] inline auto GetCountResult() const -> int {
+ return query_count;
+ }
+
/**
* Return the number of sub-requests in this transaction.
*
@@ -394,6 +405,7 @@ private:
MultiTransactionRequest *request;
mutable MultiTransactionResponse *response;
std::string error_message;
+ int query_count;
};
template <class InputIterator>
diff --git a/src/caosdb/transaction.cpp b/src/caosdb/transaction.cpp
index 334d8f7..1b19925 100644
--- a/src/caosdb/transaction.cpp
+++ b/src/caosdb/transaction.cpp
@@ -166,6 +166,7 @@ Transaction::Transaction(
response(google::protobuf::Arena::CreateMessage<MultiTransactionResponse>(
get_arena())) {
this->service_stub = std::move(service_stub);
+ this->query_count = -1;
}
auto Transaction::RetrieveById(const std::string &id) noexcept -> StatusCode {
--
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