What's the easiest way to implement following solution: There is an old legacy app which uses Oracle DB, the idea is to create a new service in SpringBoot which would observe for changes on a few specific tables in this…
I am working on an application that performs bulk insertion(~12k but it can be more than that) in the Oracle database. Below is the SQL script:- DECLARE errstr VARCHAR2(4000) := ''; errors NUMBER; i NUMBER; er NUMBER; bk1 acct_common.type_tabnumber; bk2…
I am trying to connect to an Oracle XE instance on an AWS EC2 instance. I found this answer: Connecting dto an oracle database running on ec2. The answer gave some info which I had found already , and talks…
In oracle, I can use wm_concat to implement row-to-column conversion, as follows: SELECT * FROM STU_TEST name project Alice Machine Learning Alice Data Science Bob Web Development Bob Mobile Development Carol Data Science Carol Cloud Computing David Artificial Intelligence SELECT…
In my Laravel/Lumen Project (Version 8) I try to retrieve data from my Oracle Database, but I get unexpected data. My database contains following 4 entries: ID FOREIGN_ID NAME 1 100 Entry1 2 100 Entry2 3 100 Entry3 4 200…
how to replace bitand function and decode oracle function in postgres sql? select decode(bitand(p.privilege, 2), 2, 'true', 'false') as is_approver from person p; tried below sql select case ((p.privilege & 2 = 2))::int when 2 then 'true' else 'false' end…
I have to get some columns as is and some columns from a query as JSON document. The as is column names are known to me but rest are dynamic columns so there are not known beforehand. Below is the…
I am using the oracledb package to retrieve some data and output the data as json and I have successfully done that but I want the values to be in quotes for example this is the output i get. {…
I have JSON document column in one of the table and its structure is like:- { "root":[{"MCR":"MCR_1", "MCR_COLUMNS":{ "MCR_COLUMN_1":"ABC1", "MCR_COLUMN_2":"ABC2" } }, {"MCR":"MCR_2", "MCR_COLUMNS":{ "MCR_COLUMN_1":"XYZ1", "MCR_COLUMN_2":"XYZ2" } } ] } Now I want to write a merge statement to merge…
So I have three databases - an Oracle one, SQL Server one, and a Postgres one. I have a table that has two columns: name, and value, both are texts. The value is a stringified JSON object. I need to…