The following function checks to see if a zip code is present in a table called ZIPCODE: The schema for the ZIPCODE table is as follows: To test this function, I issued the following statement which should return false as the zip code passed as an argument is present in the ZIPCODE table: However, I receive t…
MERGE statement conflicts with foreign key constraint
I have two tables. STCH is one to many to SSBT. TN in STCH is a foreign key in SSBT. SSBT is a list of assignments by TN. I want to keep STCH (employee list) updated with changes and am using a MERGE …
How to do division in SQL query between two column
In the above image I have 4 column and I am trying to get the average value of criticality and Priority by dividing it by the totalNumber. But for some reason my query is not working and I also trying to just get one decimal place after the division. My sql query: Answer Try to use cast(round(criticality/tota…
Generate a Complete List of Parent-Child IDs in Single Column Using SQL
I have seen numerous examples on this, but none do exactly what I need…and I am having a hard time figuring it out. (all the examples I see list the results in 2 columns…I don’t need that) I …
How to prevent sql without limit in Hive?
Many users are used to using ‘select * from tables’ in oracle/mysql But i should not allow them to query like that in hive Is there any way to prevent a full_table scan in hive? Like trigger or somethng else? Thanks a lot! Answer To prevent full table scan use these settings. Hive will generate ex…
SQL REPLACE special characters with value from another table
All, I am trying to replace the special characters in a string with the URL encoding values to which they correspond. Below is some example code I have been working with. Thanks for the help. …
convert sql query included case when then to entity frame work query
I need to do the below query in my project with entity framework. This the query from SQL server select sum(case when beef_dairy_stat = 1 and param_id = 1 then 1 else 0 end) as ctn from …
Order by SQL line
How would I go about creating an SQL line that puts each car from new to old (Years) but also keeps it in alphabetical order For example it needs to do this This is how its displaying MY View Answer You may try the following query: The call I make to SUBSTRING_INDEX extracts the second word from the model str…
how to sum multiple rows with same id in SQL Server
Lets say I have following table: id | name | no ————– 1 | A | 10 1 | A | 20 1 | A | 40 2 | B | 20 2 | B | 20 And I want to perform a select query in SQL server which …
java netbean inserting data to db does not work
I’m trying to insert data to data base by my own interface using java netbean But I’m stuck with insert query doesn’t work here is my code segment st.executeUpdate(query) mark as wrong. Answer Ok, let me explain your problem. You don’t have configured jdbc driver. Don’t need to cast anything…