{"id":"W2144606760","doi":"10.1109/ipdps.2004.1302946","title":"Dynamic versus static locking in real-time parallel database systems","year":2004,"lang":"en","type":"article","venue":"","topic":"Distributed systems and fault tolerance","field":"Computer Science","cited_by":8,"is_retracted":false,"has_abstract":true,"ca_institutions":"Carleton University","funders":"Natural Sciences and Engineering Research Council of Canada","keywords":"Two-phase locking; Computer science; Concurrency control; Serializability; Database transaction; Distributed computing; Real-time database; Optimistic concurrency control; Scheduling (production processes); Distributed transaction; Transaction processing; Distributed database; Distributed concurrency control; Protocol (science); Database; Parallel computing","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002618049,0.000356725,0.0006078865,0.0006355552,0.0005705824,0.001936553,0.001015804,0.0004869542,0.006554455],"category_scores_gemma":[0.009075971,0.0002453997,0.0001635854,0.001260963,0.0009217273,0.003227398,0.001029326,0.0006164323,0.001020831],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004714776,"about_ca_system_score_gemma":0.0005545816,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0003277249,"about_ca_topic_score_gemma":0.0002924998,"domain_scores_codex":[0.9969378,0.0009757329,0.0002334067,0.0003014453,0.001258512,0.0002930769],"domain_scores_gemma":[0.9919808,0.004831334,0.0006611416,0.00112216,0.001100377,0.0003041827],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.004904893,0.0006396452,0.0118969,0.001281898,0.0001146554,0.000928659,0.0005850643,0.1485522,0.04717835,0.08765404,0.01873057,0.6775331],"study_design_scores_gemma":[0.0009369437,0.004858667,0.006404103,0.0002787575,0.0003671429,0.003287517,0.0007840819,0.6925181,0.08926698,0.1209622,0.08015352,0.0001820259],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4537131,0.04487718,0.4380527,0.003446694,0.002028085,0.0002913303,0.0003313555,0.004034916,0.05322463],"genre_scores_gemma":[0.9609004,0.003445919,0.02809209,0.000217138,0.000335792,0.00009727797,0.0002069052,0.0001241156,0.006580382],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.006554455,"threshold_uncertainty_score":0.02192682,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01891418542302937,"score_gpt":0.2711279742926186,"score_spread":0.2522137888695892,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}