Table Name: employees Right now I am stuck on trying to figure out how to combine two of my SQL queries into one. Query #1: SELECT * FROM `employees` WHERE `name` = ‘BOB’ …
XML to SQL – Selecting multiple nodes with the same name
I have working code that can select a few values from an XML file. The problem is that I have multiple nodes with the same name. Here is a snippet of the XML:
How can I give an alias to a table in Oracle?
Why can’t I give an alias to a table in Oracle DB? I tried to write a statement like this one: select count(id) from users as usr where usr.dept = “SVC”; But Oracle threw me an error. I don’t …
SQL select from inner join where count greater than
Doctor doctorid (PK) doctorname Patient patientid (PK) patientname doctorid I have the following query to get the doctors details with the number of patients that he/she consults. assume a patient has only one doctor to consult. Now I need to get the same information but only for the doctors who has more than…
EXPLAIN ANALYZE within PL/pgSQL gives error: “query has no destination for result data”
I am trying to understand the query plan for a select statement within a PL/pgSQL function, but I keep getting errors. My question: how do I get the query plan? Following is a simple case that reproduces the problem. The table in question is named test_table. The function is as follows: When I run I get the e…
Undefined variable at ‘Incdntno.Value’
I am having trouble getting this to compile, it keeps giving an undefined variable error during compile at ‘Incdntno.Value’. I tried to Dim Incdntno as Integer but then was getting Invalid qualifier. I have a similar code that works (see second code block). I didn’t need a lot of what was go…
Database does not exist. Make sure that the name is entered correctly
Why am I having this error? If you looked at the screenshot, you will see the database. It only happens when I am connected to two database engines. It only detects the databases from database engine …
PostgreSQL says “return and sql tuple descriptions are incompatible”
I have the following data: ID CLASS VALUE 1 NHB 700905.7243 1 HBW 164216.1311 1 HBO 700905.7243 2 NHB 146023.3792 2 HBW 89543.2972 2 HBO 82152.072 3 NHB 1409818….
Retrieve database in java using JTextField to search
So, i would like to retrieve database information where a user will search certain columns using text fields, like this: column1 find userinput, column2 find userinput, column3 find userinput, The …
SqlBulkCopy ColumnMapping Error
My goal is to copy generic tables from one database to another. I would like to have it copy the data as is and it would be fine to either delete whatever is in the table or to add to it with new …