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[DMDB] Improved concurrency control section

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janishutz
2026-08-16 15:06:07 +02:00
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semester4/dmdb/parts/05_concurrency-control-recovery/06_recovery.tex
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@@ -32,7 +32,7 @@ Databases typically log transactions by keeping before and after images of their
\subsubsection{Recovery on histories}
\label{sec:recovery-of-histories}
\begin{examdetails}
They like to ask about these, so be sure to understand this properly. Same goes for Conflict Serializability for histories (see \ref{sec:tm-history})
They like to ask about these, so be sure to understand this properly. Same goes for Conflict Serializability for histories (see \ref{sec:concurrency-control})
\end{examdetails}
A transaction $T_1$ reads from another transaction $T_2$ if $T_1$ reads a value written by $T_2$ at a time when $T_2$ was not aborted.