Questions tagged [xml]
Short for 'eXtensible Markup Language.' A textual markup language for transferring structured data.
332
questions
0
votes
0answers
11 views
How to create index for XML query in PostgreSQL
I am using PostgreSQL 12.
below is my table schema
create table soa_rawdata_lp
(
date_created timestamp with time zone default now(),
filename varchar(128),
xmldata xml
);
Each ...
1
vote
1answer
29 views
Querying XML Nodes with SQL
I think I'm nearly there with this but have reached an impasse!
I've a relatively straightforward XML structure that I need to parse out as a SQL resultset but can't seem to get it to work.
Here is ...
0
votes
1answer
45 views
How to improve the performance of query xmldata in Postgresql 12
I use PostgreSQL 12 for storing XML data. This is my first time to save XML to RDBMS.
Each XML data is about 4.2MB. Below is my table schema:
create table soa_rawdata_lp
(
date_created timestamp ...
2
votes
1answer
14 views
Postgresql query XMLTable with default namespace
I use PostgreSQL 12 to query XML data.
My data is as below
CREATE TABLE xmldata AS SELECT
xml $$
<ROWS xmlns="http://x.y.z">
<ROW id="1">
<COUNTRY_ID>AU</COUNTRY_ID>
...
9
votes
2answers
496 views
Xml index, slow count of rows
I am not getting index seek in the following scenario.
Instead of inserting <Number>xxx</Number> in xml column like in this post Why is the secondary selective index not used when the ...
1
vote
1answer
30 views
If XML child element value contains string return other child element value at same level
I have a database table named Warehouses that contains rows of data related to specific warehouses. One column in that table is named itemStats and contains XML data in the following format:
<...
1
vote
1answer
35 views
Extract Information from XML Document Attributes into PostgreSQL
I am fairly new to SQL, and very unfamiliar with XML. I want to extract the key data from the XML document below into PostgreSQL, but I am having difficulties. Basically, for every data series, I ...
0
votes
1answer
60 views
How to loop through all table rows and perform subquery using values of same row?
I have a table structured as follows:
| reference | valA | valB | xml |
1 NULL NULL <xml stuff>
3 NULL NULL <xml stuff>
4 NULL NULL ...
1
vote
1answer
47 views
ERROR: invalid XML content, when Select unnest(xpath(… on a text column
I have a text column named big_xml in my table which has the following value:
<?xml version=1.0 encoding=UTF-8?>
<dpid:DpidDatabase xmlns:dpid=http://ddex.net/xml/dpid/11 xmlns:xsi=http://...
4
votes
2answers
120 views
Search for values in xml data
I have a table of names:
Table A
John
Jim
Jason
and a table of xml strings:
Table B
Example 1
<Show Title="" ShowTitle="=False" ShowLine="=False" ShowDescription="=False" ...
0
votes
1answer
56 views
How to Load XML child nodes in to multiple tables
I would like to load the below XML into 2 tables
Table 1: Acct Table - it should have the ACCT_NUM and a Key to tie to the Table 2 below
Table 2: Should have all the Contacts (1 record per ...
0
votes
0answers
24 views
Postgresql, export to xml, <row> rename
When exporting to xml, I have this output.
"<product><table xmlns:xsi=""http://www.w3.org/2001/XMLSchema-instance"" xmlns=""test"">
<row>
...
</row>
<row>
... etc
...
0
votes
1answer
30 views
XQquery for specific attribute of all specific elements in XML
I am, looking for a query to get all attribute values "NetAmount" of Element "PRODUCT" from the following samle XML:
<ROOT>
<CATEGORY name="A">
<PRODUCT NetAmount="10.50"/>
<...
8
votes
3answers
175 views
XML Query Question
I'm trying to generate a SQL query to get the "DATE" values out of the following SQL XML:
I've tried something like this but I don't think I'm understanding the concepts.
select
xConfig.value('(/...
3
votes
1answer
34 views
Why is an empty XML node xml datatype not being recognized in this query?
My query seems to not recognize self-closing or empty nodes at all. Shouldn't the empty <td/> node return 'null'? Or an empty string. Even if I place an empty space in the node, it still is ...
7
votes
2answers
110 views
XQuery doesn't update XML data
I am trying to run the script to update an XML column:
UPDATE DataImpTable
SET serviceData.modify('replace value of (/SMObjInfo/CentralData/SMData/CentralSDItem/ControlData/text())[1] with "9876"')
...
14
votes
3answers
1k views
Concatenate all values of the same XML element using XPath/XQuery
I have an XML value like this:
<R>
<I>A</I>
<I>B</I>
<I>C</I>
...
</R>
I want to concatenate all I values and return them as a single string: ...
1
vote
0answers
299 views
IBM db2 FOR XML equivalent
I've been trying to Query an item with its sublist all in one go and one way is to use for xml and subquery. I've been using this strategy with sql server and works fine.
The relationship is Order ...
3
votes
1answer
62 views
ms sql query multiple table colums as identical tag (sequel)
Extending this original question
I am using SQL Server Express 2017
Pretending this is my source table:
+-------------+---------------------------+
| ID | Name | Age | HairColor | HasCar |
+-----...
0
votes
2answers
47 views
ms sql query multiple table colums as identical tag
I am using SQL Server Express 2017
My Table looks like this
+-------------+
| ID | Name |
+-------------+
| 1 | Bert |
| 2 | Agnes |
| 3 | Diane |
+-------------+
I'm looking for this kind ...
2
votes
2answers
772 views
specify delimiter in openrowset bulk insert
I'm trying to insert data from CSV files into tables using a cursor and open rowset bulk insert.
this works for me 99% of the times but if one of the fields in the csv files contains a comma( , ) the ...
2
votes
1answer
180 views
SSIS:How retrieve and insert an XML Column
I'm trying to Insert two columns from one table onto another. The first column is an int but the second column is an XML. I'm having issues inserting the xml column
In first SQL Task I'm doing a ...
3
votes
1answer
185 views
T-SQL LIKE Predicate failed to match with whitespace in XML converted varchar
Recently I attempt to search for a particular pattern by converting XML data into varchar(max) although I'm aware it's not the best practice and found out it's not working as expected:-
Setup
...
1
vote
1answer
712 views
How to insert very big XML data file to PostgreSQL
I'm using PostgreSQL 9.5 and trying to import XML data file to database.
To load the XML I use this function from here
CREATE OR REPLACE FUNCTION bytea_import(p_path text, p_result out bytea) as
$$
...
2
votes
2answers
46 views
How can I position the element generated by XMLTEXT in a FOR XML query?
I'm trying to use FOR XML to simulate an OData feed. One of the requirements I have is that somewhere I need an XML element which is constant for all records; I was planning to use the XMLTEXT ...
1
vote
1answer
61 views
How to get EstimatedRows values from SQL Server execution plan nodes
When I execute the following code in an Azure SQL Database (v12) or SQL Server 2016 instance, I get values in the EstimatedRowsRead column, but not in the EstimatedRows column, and I'm not seeing why. ...
1
vote
0answers
18 views
PostgreSQL FTS for quoted xml tags - is it possible?
I use Pg FTS to text-search database containing some technical descriptions/comments. Which in particular happen to contain XML snippets.
Those are amazingly difficult to find by XML tags. I found ...
0
votes
0answers
387 views
Easiest way to update XML inside of a SQL table column?
I have an SQL DB, Directory. It contains a table, dbo.User. Within that table there is a column, Info.
The Info column contains ~1000 lines of xml tags.
Well I want to modify only one of those tags, ...
0
votes
1answer
45 views
Where clause in a XML column
I have the following XML column in my Oracle 11 G DB:
<?xml version="1.0" encoding="UTF-8"?>
<l-analysis version="2.9">
<vehicle>
<odo-reading latest="true">
...
0
votes
0answers
83 views
Stored procedure or Table Function doesn't return value when parsing XML
Script to create table and function at the bottom of the post:
We have lately ran into problem that sometimes our stored procedures or Multi-statement table value that include sql statement parsing ...
1
vote
1answer
124 views
Microsoft Optimal method for columns into 1 word: XML Raw or Concat
What is fastest, performance method to make columns into one word? Does Microsoft have recommendation, or is there performance Big-O studies on FOR XML RAW vs Concat?
Company has multiple tables with ...
1
vote
1answer
28 views
Update badly formed XML to allow parsing
I have inherited a production system that needs some fine tuning to enable easy extract of the result set. A record gets added to a table which contains an XML field, with contents similar to the ...
6
votes
1answer
1k views
How to split XML array into separate rows (while upholding consistency)
I am working on the database dump of this exact stack exchange section. While I am working on it I have encountered one issue that I am currently unable to solve.
In the XML File Posts.xml the ...
15
votes
3answers
2k views
SQL server changes XML structure when inserted
I'm inserting some XML data to an XML column in SQL server but after the data has been inserted it has been changed by sql server.
Here is the data I insert
<xsl:value-of select="...
1
vote
0answers
88 views
Converting an XML field to nvarchar causes warning on main SELECT in explain plan
I'm getting a warning on my main SELECT on one field in the explain/execution plan of my query on the following:
SELECT
ISNULL(CAST(p.loadDiagnostic as nvarchar(4000)),'''')
FROM myTable p
This ...
3
votes
2answers
248 views
XML/SQL Server 2008 Error: XQuery…Cannot implicitly atomize or apply 'fn:data()' to complex content elements
Update 10/30/2018. Just in case anyone is interested, I have started to document at
the end of this post what I'm actually doing to solve this, just
because I've found some interesting things.
...
1
vote
0answers
20 views
Referencing a value of a prior column in a default expression in xmltable()
I'm trying to reference a preceding column c1 in a default value of another column c2 in the xmltable() function, but I get an error: column c1 does not exist.
SELECT * FROM xmltable(
'.' PASSING ...
0
votes
1answer
39 views
Help - SQL query // Extracting from XML // getting error if no data found
I am building a query, where I am extract values from XML. I am getting output if the xml has values. But if no xml found am getting error I need help to fill those columns with "yet to get" or ...
1
vote
1answer
583 views
INSERT/SELECT xml column from one table to another
First off I apologize for asking a question I'm sure is well answered, however I cannot quite understand what I'm reading.
I have an existing table with an xml column. I have a second table with the ...
-1
votes
1answer
243 views
Migrate View from Oracle to PostgreSQL (with extractvalue() function)
I'm migrating a database from Oracle to PostgreSQL and have a problem with several Views.
I can't find an equivalent function for extractvalue() and xmltype()...
NVL(extractvalue(xmltype(METADATA), '...
6
votes
3answers
889 views
How to query against exact values in XML column set
I have a table that contains 80+ sparse columns along with a column set column, this is a brief example:
DROP TABLE IF EXISTS #ColumnSet
GO
CREATE TABLE #ColumnSet
(
Id INT NOT ...
1
vote
1answer
101 views
PostgreSQL xmloption setting
How long does changing PostgreSQL's xmloption setting to DOCUMENT from its default CONTENT last? It seems to be DB wide, not Cluster wide (any way to set it on a column by column basis?)
It seems to ...
5
votes
1answer
480 views
How to parse query plans to get a count of nested loop operators with unordered prefetch?
My boss wants me to parse a set of query plans stored in a table and to determine how many nested loop operators with unordered prefetching are present in each plan. I only have around 100 query plans ...
1
vote
2answers
31 views
Question about database structure for network visualuzation
Hello folks. I have a matrix I created in Excel that shows 17 nodes, each node's connection to every other node (if any), and that connections strength. Note the error in the image, cells that ...
2
votes
1answer
56 views
How to Store Trees on Disk
I am wondering how to store trees on a physical disk, for perhaps a tree-oriented database like an XML database.
Wikipedia states about XML databases:
...custom optimized data structures are used ...
3
votes
2answers
747 views
Use non-printable characters in SQL Server BCP xml format file as TERMINATOR
I have a flat-text data file containing records which fields are separated by the non printable character "File Separator" (0x1c). I am trying to use SQL Server's bcp utility to load this data into my ...
2
votes
2answers
64 views
XML column list specific value
I have an xml column that looks like this:
<document>
<item>
<key>
<string>Michael Burry</string>
</key>
<value>
...
0
votes
0answers
302 views
Importing XML Data into SQL Server Table
So after searching on here, I couldn't find an answer to this problem I am having.
I am trying to import StackExchange's DB Dump into SQL Server to do some testing and learning overall. However, they ...
0
votes
1answer
3k views
How to update xml using value from a sql query
I have a table with an XML column. I need to insert various nodes and then set those nodes using values from a sub-query.
Setup:
use tempdb
CREATE TABLE [dbo].[Sites](
[SiteID] [int] IDENTITY(...
0
votes
1answer
41 views
Loading XML to table producing nothing
I'm trying to import part of an xml file into a SQL Server database, but while the query successfully executes there is nothing in the table.
XML:
<?xml version="1.0" encoding="utf-16"?>
<...
