I’m new to DB and SQL so I don’t know if there is anything new I need to try for this. I want to solve this table my senior has given to me: Passbook(Table Name) Date | Amount | Type ———-…
How can I delete or update a record sql from JTable in Java Swing
I’m coding on a java Swing sql project. I’m stuck at deleting and updating an information record. I can add a new record normally but can’t update or delete one. When I delete, it will notify ‘can’t …
Counting How ID has Same Join Combination?
I has Join table, and result is like this IDA IDB QTY A 3 1 A 4 1 A 5 1 B 3 1 B 4 1 C 3 2 D 3 2 E 3 1 F 4 1 G 3 1 G 4 1 G 5 1 H 3 3 H 4 3 H …
SQL Select: Evenly Distribute Results Set
I have a table called TableA, with a Color column. Nine rows total, if I select * from TableA order by Color, I get results set blue blue blue green green green red red red how do I distribute …
Oracle Cursor within a Package not working – ORA 06512
I am trying to build a package that will take in a table of table names and either drop from or delete those tables. I am using dynamic sql, and dropping or deleting the tables works, but I need both …
Update columns in MySQL depending on cell value
I want to update multiple cells in a MySQL table depending on value. I find that if I take a field called engagement I can update it one at a time like so: UPDATE billing_info_test SET Engagement=’…
Avoid duplicates when inserting data into a SQL Server table without unique column
I’m archiving a certain table on regular basis and would like to avoid having duplicates in that archive. There is no unique column in my table, so I’m currently using the following approach: INSERT …
Error with PHP parameters in SQL function call
I have two PHP variables in a class that are integers ($id and $descCode). I’m trying to get these into my SQL function call as characters (the database is looking for these to be CHAR 2 and CHAR 10 …
postgres Finding the difference between numbers of the same column
I have a table like the below | date | key | value | | |————|—–|——-|—| | 01-01-2009 | a | 25 | | | 01-01-2009 | b | 25 | | | 01-01-2009 | c | 10 | | I’…
How to add group by clauses based on different conditions?
I have a database like this : The first column is the name of the city. A, B and C are the columns with binary data 1 for yes and 0 for no. (Database Name – D1) City A B …