I am trying to use a LATERAL JOIN on a particular data set however i cannot seem to get the syntax correct for the query.
What am i trying to achieve:
Take the first column in the dataset (See picture) and use that as the Table headers (rows) and populate the rows with the data from the StringValue column
Currently it appears like this:
cfname | stringvalue |
----------------------------------------
customerrequesttype | newformsubmission|
Assignmentgroup | ITDEPT |
and I would like to have it appear as this:
customerrequesttype| Assignmentgroup|
-------------------------------------
newformsubmission | ITDEPT
As mentioned i am very new to SQL i know limited basics
Related
I apologise if this has been asked before. I'm still not certain how to phrase my question for the title, so wasn't sure what to search for.
I have a hundred or so databases in the same instance, one for each of my customers, named for the customer, and they all have the same structure. I want to select a single result set that includes the database name along with the most recent date entry in one of the tables. I can pull the database names from sys.databases, but then for each database I want to select the most recent date from Events.Date_Logged so that my result set looks something like this:
_______________________________
| | |
|Cust_Name |Latest_Event |
|_______________|_______________|
| | |
|Customer1 |01/02/2020 |
|_______________|_______________|
| | |
|Customer2 |02/02/2020 |
|_______________|_______________|
| | |
|Customer3 |03/02/2020 |
|_______________|_______________|
I'm really struggling with the syntax though. I either get just a single row returned or every single event for each customer. I think my joins are as rusty as hell.
Any help would be appreciated.
What I suggest you do:
Declare a result variable (of type table)
Use a cursor to go over every database
Inside the cursor: do a select top 1 ... order by date desc to get the most recent record. Save this result in the result variable.
After the cursor print the result variable.
That should do the trick.
I have an xml file containing records from a library catalogue. I have imported it into OpenRefine but all the values are in one column. I want to transpose it so each field in the record has its own column. However, this is complicated by the fact that a) each field is optional so does not exist in all records and b) many fields are repeatable so can appear multiple times in each record. Here's a simplified example of what the data looks like:
| RecordID | Tag | Data |
| 1 | 040a | CaABCD |
| 1 | 245a | Go fish |
| 1 | 245a | A guide to fish |
| 1 | 246i | Fish series |
| 1 | 260a | Fishing friends |
| 2 | 040a | CaABDC |
| 2 | 245a | Happy trails |
| 2 | 246i | Hiking series |
| 2 | 260i | The happy hiker |
| 2 | 500a | Notes |
I have read the Q&A here Openrefine - Transpose rows into columns based on text but the problem with this solution is that if I concatenate all the values together I have no way to be sure what field they belong in anymore, as my data is much more complicated than the data in that question (my actual data has 25+ fields and many thousands of records).
I was able to get closer using Google Sheets and making a pivot table with a calculated field (as in PivotTable to show values, not sum of values - see the answer at the very bottom). However, I still don't know how to handle the repeating fields. In the pivot table the multiple values are there but only the first displays (double-clicking on an individual cell brings up a details table which lists all the values), so when I copy-paste the table I lose the additional values. I would like to concatenate them but I cannot see a way to do so within the pivot table.
Can you think of any other way I could do this, in OpenRefine or another tool? Thanks!
The classic way to fix this in OpenRefine is to use "Transpose -> Columnize by key value". But this feature is poorly documented and can cause headaches even for OpenRefine developers. In your case, repeated fields will be problematic, so here is a possible solution.
1° Go to the "tag" column, click on "Transpose -> Columnize by key value" and use the following configuration (don't forget the "Note column (optional)")
The result will look like this (my dataset is not exactly the same as yours, I modified a value to do some test)
2° In the new column "Record ID: 040 a", click on "edit column -> Move Column To Beginning".
3° If you want to merge the repeated fields, go to each column that contains them and click on "Edit Cells -> Join Multi Value cells" by choosing a separator, for example "|".
The end result will look like this.
To get rid of unnecessary columns: Click on Export -> Custom tabular export and deselect the columns whose name starts with RecordId.
OpenRefine also has a native MARC importer which might be something worth trying if you need to work with MARC data in the future. MARCEdit also has some specific OpenRefine support built in.
I am having an issue and I'm not sure how to solve it.
I have an SSRS report that pulls from a table. I want a parameter filter to show de-duplicated values based on available options in one of the columns.
So my dataset with a query like:
SELECT * FROM table1 WITH (NOLOCK) WHERE col1 IN (#param)
Then I want a parameter called param that gets its available and default values from col1 in the above data set and I want them to be de-duplicated.
From reading online I learned I have to create a dummy param and use VBA code to de-duplicate that list.
So I have these params:
param_dummy that gets its available and default values from col1 in the above dataset
param that gets a de-duplicate list from param_dummy using Code.RemoveDuplicates
But I'm having an issue with circular logic. param gets its value from param_default which gets its value from the dataset/query which uses param.
How can I solve this?
One thought is to remove the WHERE col1 IN (#param) and instead use a filter on the Tablix table in the SSRS report. This works but I am wondering how efficient it is.
And/or if anyone has any other suggestions I am all ears.
Updated to add more details...
So let us say I have a table in my DB like so:
| id | col1 | col2 |
|----|------|--------|
| 1 | a | hello |
| 2 | b | how |
| 3 | a | are |
| 4 | c | you |
| 5 | d | on |
| 6 | a | this |
| 7 | b | lovely |
| 8 | c | day |
What I want is:
a Tablix to show all the fields from the table
a filter where the user can select between the available dropdowns in col1 (de-duplicated)
a text filter that allows nulls where a user can filter on col2
the parameters will have default values so the table will load on page load
So I have a dataset with a query like so:
SELECT
*
FROM dbo.table1
WHERE col1 IN (#col1options) AND (#col2value IS NULL OR col2 = #col2value)
Then for col1options I would make available and default options be Get values from a query and I would use the above dataset and col1.
But this won't work since the query/dataset depends on col1options which gets its default values from the query/dataset.
I can use a second dataset but that means making multiple calls to the SQL server and I want to avoid that.
I'm not sure I understand your issue so this is a guess...
If you mean you want to be able to filter your data by choosing one or more entries from a specific column in the table, but this column has duplicates and you want your parameter list to not show duplicates then this is what do to.
Create a new report
Add dataset dsMain as SELECT * FROM myTable WHERE myColumn IN (#myParam)
Add dataset dsParamValues as SELECT DISTINCT myColumn FROM myTable ORDER BY myColumn
Edit the #myParam parameter properties and set the available and default values to a query, then choose dsParamValues
Add you table/matrix control and set it's dataset property to dsMain
Found an easier solution.
Follow this link to build the "dummy" hidden parameter, the visible paramter and the de-dupe VBA code
Add a tablix properties filter where param is in the visible / non-hidden parameter from above VBA (FYI double click to add parameter)
Adding via double click will append a (0) at the end, remove the (0)
It should work as expected at that point! You should be able to select one, some or all parameters and your report should update accordingly.
I am using SQL Server 2012 and I have a table called XMLData that looks like this:
| Tag | Attribute |
|--------------|-----------------------------|
| tag1 | Cantidad=222¬ClaveProdServ=1|
| tag1 | Cantidad=333¬ClaveProdServ=2|
The column Tag has many repeated values, what is different is the column Attribute that has a string of attributes separated by "¬". I want to separate the list of attributes and then pivot the table so the tags are the column names.
The result I want is like this:
| tag1 | tag1 |
|-----------------|----------------|
| Cantidad=222 | Cantidad=333 |
| ClaveProdServ=1 | ClaveProdServ=2|
I have a custom made function that splits the string since SQL server 2012 doesn't have a premade function that does this. The function I have receives a
string as a parameter and the delimiter like so:
select *
from [dbo].[Split]('lol1,lol2,lol3,lol4',',')
this function will return this:
| item |
|--------|
| lol1 |
| lol2 |
| lol3 |
I can't find a way to pass the values of the column Attribute as parameter of this function, something like this:
SELECT *
FROM Split(A.Attribute,'¬'),XMLData A
And then put the values of the column Tag as the the column names for each set of Attributes
My magic crystal ball tells me, that you have - why ever - decided to do it this way and any comments about don't store CSV data are just annoying to you.
How ever...
If this is just a syntax issue, try it like this:
SELECT t.Tag
,t.Attribute
,splitted.item
FROM YourTable AS t
CROSS APPLY dbo.Split(t.Attribute,'¬') AS splitted
Otherwise show some more relevant details. Please read How to ask a good SQL question and How to create a MCVE
Hi I was wondering if there is a way to split long column values in this case I am using SSRS to get the distinct values with the number of product ID against a category into a matrix/pivot table in SSRS. The problem lies with the amount of distinct category makes it a nightmare to make the report look pretty shall we say. Is there a dynamic way to split the columns in say groups of 10 to make the table look nicer and easy to read. I was thinking of using in operator then the list of values but that means managing the data every time a new category gets added. Is there a dynamic way to present the data in the best way possible? There are 135 distinct category values
Also I am open to suggestions to make the report to nicer if anyone has any thoughts. I am new to SSRS and trying to get to grips with its.
Here is an example of my problem
enter image description here
Are your column names coming back from the database under the SubCat field you note in the comments above? If so I imagine your dataset looks something like this
Subcat | Logno
---------+---------------
SubCatA | 34
SubCatB | 65
SubCatC | 120
SubCatD | 8
SubCatE | 19
You can edit this so that there is an index of each individual category being returned also, using the Row_Number() function. Add the field
ROW_NUMBER() OVER (ORDER BY SubCat ASC) AS ColID
To your query. This will result in the following.
Subcat | LogNo | ColID
-----------+--------------+----------
SubCatA | 34 | 1
SubCatB | 65 | 2
SubCatC | 120 | 3
SubCatD | 8 | 4
SubCatE | 19 | 5
Now there is a numeric identifier for each column you can perform some logic on it to arrange itself nicely on the page.
This solution involves a Tablix, nested inside a Matrix nested inside a Matrix as follows
First create a Matrix (Matrix1), and set it’s datasource to your dataset. Set the Row Group Properties to group on the following expression where ‘4’ is the number of columns you wish to display horizontally.
=CInt(Floor((Fields!ColID.Value - 1) / 4))
Then in the data section of the Matrix (bottom right corner) insert a rectangle and on this insert a new Matrix (Matrix 2). Remove the leftmost row. Set the column header to be the Column Name SubCat. This will automatically set the column grouping to be SubCat.
Finally, in the Data Section of Matrix 2 add a new Rectangle and Add a Tablix on it. Remove the Header Row, and set it to be one column wide only. Set the Data to be the information you wish to display, i.e. LogNo.
Finally, delete the Leftmost and Topmost rows/columns from Matrix 1 to make it look tidier (Note Delete Column Row only! Not associated groups!)
Then when the report is run it should look similar to the following. Note in my example SubCat = ColName, and LogNo = NumItems, and I have multiple values per SubCat.
Hopefully you find this helpful. If not, please ask for clarification.
Can you do something like this:
The following gives the steps (in two columns, down then across)