From ab9484b343abd995cba915bb0ba4be8907dfa6ec Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gkleen@yggdrasil.li>
Date: Fri, 13 Nov 2015 23:45:26 +0000
Subject: Shorter lecture names

---
 ws2015/datenbanksysteme/blaetter/04/abgabe.md | 15 ---------------
 1 file changed, 15 deletions(-)
 delete mode 100644 ws2015/datenbanksysteme/blaetter/04/abgabe.md

(limited to 'ws2015/datenbanksysteme/blaetter/04')

diff --git a/ws2015/datenbanksysteme/blaetter/04/abgabe.md b/ws2015/datenbanksysteme/blaetter/04/abgabe.md
deleted file mode 100644
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--- a/ws2015/datenbanksysteme/blaetter/04/abgabe.md
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----
-header-includes:
-        - \usepackage{amsmath}
-        - \usepackage{amssymb}
----
-
-# Natural Join
-
-Zu $\land$.
-
-# Anfragen in relationaler Algebra
-
-a) $\pi_{\texttt{P.pname}}(\sigma_{\texttt{P.ort} = \text{Berlin}}(\texttt{P}))$
-b) $\pi_{\texttt{T.tnr}} \left ( \sigma_{\texttt{L.lname} = \text{Meier}} \left ( \texttt{L} \bowtie \texttt{LTP} \texttt{T} \right ) \right )$
-c) $\pi_{\texttt{T.tname}}(\sigma_{\texttt{P.ort} = \text{Berlin}}(\texttt{P} \bowtie \texttt{LTP} \bowtie \texttt{T}))$
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