13 commits

Author	SHA1	Message	Date
Martin Thoma	b55ca17158	removed missing file	2013-07-30 13:15:48 +02:00
Martin Thoma	187a7f06bb	added changes of Stefan again	2013-07-30 13:15:00 +02:00
Martin Thoma	c5127f1507	Merge pull request #13 from niklasb/patch-1 ... Update musterloesung-db-2012-09-24.tex	2013-07-30 04:13:12 -07:00
Stefan Koch	5a93365187	Not an alternative, but introductory work ... This was not intended to be an alternative, but for explanation on how to begin such a query. This one only returns all required friendships including those already existing. Then better delete it completely.	2013-07-30 13:03:38 +02:00
Niklas Baumstark	099be06d7f	Update musterloesung-db-2012-09-24.tex	2013-07-30 13:01:45 +02:00
Martin Thoma	3bb436e81a	formattierung	2013-07-30 13:00:26 +02:00
Stefan Koch	fe79dd4081	Korrektur + Ergänzung ... Korrektur: person1 wird vom Subquery auch benötigt wegen späterem WHERE-Vergleich Ergänzung: SQLite konnte kein EXCEPT, daher hab ich es mit NOT EXISTS nachgebaut, siehe auch http://stackoverflow.com/questions/3831969/sqlite-delete-results-from-select-with-except	2013-07-30 12:56:04 +02:00
Martin Thoma	2ccc6cb416	formatting	2013-07-30 12:52:22 +02:00
Stefan Koch	c1d93b86a1	Added further explanation	2013-07-30 12:42:12 +02:00
Martin Thoma	31742592bd	Merge pull request #4 from mcwise/patch-1 ... Fixed a copy paste errors and filtered out all edges with form (x,x)	2013-07-27 11:10:04 -07:00
Nilan	5eae2ce100	Ist von mir und Stefan, nicht Stephan :P	2013-07-27 19:48:23 +02:00
Nilan	8d0fccde3a	Fixed a copy paste errors and filtered out all edges with form (x,x) ... Before, there were edges in this form (x,x) included but they shouldn't be included.	2013-07-27 19:42:28 +02:00
Martin Thoma	fe6543ad0b	db getext	2013-07-27 17:14:28 +02:00