Update of /cvsroot/monetdb/pathfinder/compiler/sql
In directory sc8-pr-cvs16:/tmp/cvs-serv16595
Modified Files:
lalg2sql.brg sql.c
Log Message:
cleaning code
Index: sql.c
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/sql/sql.c,v
retrieving revision 1.23
retrieving revision 1.24
diff -u -d -r1.23 -r1.24
--- sql.c 16 Apr 2007 12:06:32 -0000 1.23
+++ sql.c 7 May 2007 11:46:46 -0000 1.24
@@ -47,49 +47,67 @@
/*............... General ...............*/
/**
- * Decorate an SQL expression with a correlation.
+ * Decorate an SQL expression with a correlationname.
+ * Each Operator can be annotated with a correlation name
+ * to collate it to a relation.
*
- * @param op SQL operator or expression.
- * @param crrl The identifier of the correlation.
+ * @param op SQL operator or expression.
[...1619 lines suppressed...]
return wire1(sql_not, a);
}
+
/**
* Create a SQL tree node representing a boolean
* `and' operator.
@@ -1196,6 +1372,7 @@
return wire2(sql_and, a, b);
}
+
/**
* Create a SQL tree node representing a boolean
* `or' operator.
@@ -1209,3 +1386,4 @@
return wire2(sql_or, a, b);
}
+/* vim:set shiftwidth=4 expandtab: */
Index: lalg2sql.brg
===================================================================
RCS file: /cvsroot/monetdb/pathfinder/compiler/sql/lalg2sql.brg,v
retrieving revision 1.40
retrieving revision 1.41
diff -u -d -r1.40 -r1.41
--- lalg2sql.brg 2 Apr 2007 19:41:06 -0000 1.40
+++ lalg2sql.brg 7 May 2007 11:46:46 -0000 1.41
@@ -1,71 +1,72 @@
%{
-/**
- * @file
- *
- * Transforms the logical algebra tree into a tree that represents
- * sql statements.
- *
- * Copyright Notice:
- * -----------------
- *
[...7923 lines suppressed...]
+ assert (n);
- max_pre_frag = fragrelation ();
+ /* set reference counters in algebra tree nodes */
+ inc_refctr (n);
+ PFla_dag_reset (n);
- parse (n);
-
- return sql_stmts;
+ max_pre_frag = fragrelation ();
+
+ parse (n);
+
+ return sql_stmts;
}
-/* vim:set shiftwidth=4 expandtab filetype=c: */
+
+
+/* vim:set shiftwidth=4 expandtab filetype=c: */
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