init

opencv-motion-detect/test_leveldb.cpp

+#include "vendor/include/leveldb/db.h"
+#include <iostream>
+using namespace std;
+
+int main(){
+    leveldb::DB* pdb;
+    leveldb::Options options;
+    options.create_if_missing = true;
+    leveldb::Status status = leveldb::DB::Open(options, "/tmp/test.db", &pdb);
+    assert(status.ok());
+
+    string value;
+    status = pdb->Get(leveldb::ReadOptions(), "mykey1", &value);
+    if(!status.ok()) status = pdb->Put(leveldb::WriteOptions(), "mykey1", "myvalue1");
+    if(status.ok()) status = pdb->Get(leveldb::ReadOptions(), "mykey1", &value);
+    cout << value;
+    assert(value == "myvalue1");
+    if(status.ok()) status = pdb->Delete(leveldb::WriteOptions(), "mykey1");
+
+    delete pdb;
+
+}
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