Update of /cvsroot/monetdb/sql
In directory sfp-cvsdas-1.v30.ch3.sourceforge.com:/tmp/cvs-serv9293
Modified Files:
rel.txt
Log Message:
new special op_output (not much of a relational operator) needed for output
to file.
Index: rel.txt
===================================================================
RCS file: /cvsroot/monetdb/sql/rel.txt,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- rel.txt 11 Sep 2009 14:23:56 -0000 1.1
+++ rel.txt 28 Nov 2009 22:57:43 -0000 1.2
@@ -13,6 +13,10 @@
-> exps is list of column expressions (also used for aliases)
-> l table function expression
+OUTPUT (card 0!, top of the tree always)
+ -> exps is list of output options
+ -> l relation to output
+
SELECT (card MULTI or same ...?)
-> exps selection expressions (ie all e_cmp)
-> l is relation
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