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git-svn-id: svn://ultimatepp.org/upp/trunk@7705 f0d560ea-af0d-0410-9eb7-867de7ffcac7
This commit is contained in:
cxl 2014-09-20 17:30:51 +00:00
parent 5994be5148
commit f005c4986c
1 changed files with 43 additions and 0 deletions
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43
reference/SqlExp/SqlExp.cpp
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@ -177,6 +177,49 @@ GUI_APP_MAIN
(SelectAll().From(TNSIZE))
);
SqlId COUNT("COUNT");
EXP(
WithRecursive(TN)(ID, NAME, PARENT_ID)
.As(Select(ID, NAME, PARENT_ID).From(TREENODE).Where(IsNull(PARENT_ID))
+
Select(TREENODE(ID, NAME, PARENT_ID)).From(TREENODE, TN)
.Where(TREENODE(PARENT_ID) == TN(ID)))
.With(TNSIZE)(NAME, COUNT)
.As(Select(Select(NAME).From(TREENODE).Where(ID == TN(PARENT_ID)).AsValue(),
SqlCountRows())
.From(TN)
.GroupBy(PARENT_ID))
(Insert(TABLE1)(NAME, NAME)(COL, COUNT).From(TNSIZE))
);
EXP(
WithRecursive(TN)(ID, NAME, PARENT_ID)
.As(Select(ID, NAME, PARENT_ID).From(TREENODE).Where(IsNull(PARENT_ID))
+
Select(TREENODE(ID, NAME, PARENT_ID)).From(TREENODE, TN)
.Where(TREENODE(PARENT_ID) == TN(ID)))
.With(TNSIZE)(ID, COUNT)
.As(Select(ID,
SqlCountRows())
.From(TN)
.GroupBy(PARENT_ID))
(Delete(TREENODE).Where(ID == Select(ID).From(TNSIZE).Where(COUNT == 0)))
);
EXP(
WithRecursive(TN)(ID, NAME, PARENT_ID)
.As(Select(ID, NAME, PARENT_ID).From(TREENODE).Where(IsNull(PARENT_ID))
+
Select(TREENODE(ID, NAME, PARENT_ID)).From(TREENODE, TN)
.Where(TREENODE(PARENT_ID) == TN(ID)))
.With(TNSIZE)(ID, COUNT)
.As(Select(ID,
SqlCountRows())
.From(TN)
.GroupBy(PARENT_ID))
(Update(TABLE1)(COL, Select(COUNT).From(TNSIZE).Where(TNSIZE(ID) == TABLE1(ID)).AsValue()))
);
#ifdef GENERATE_QTF
qtf << "}}";