Programming 

Python List insert() Method

How can you insert an element at a given index in a given list? Python’s insert() method is your friend. This tutorial shows you everything you need to know to help you master an essential method of the most fundamental container data type in the Python programming language. Definition and Usage: The list.insert(i, element) method adds an element element to an existing list at position i. All elements j>i will be moved by one index position to the right. Here’s a short example: >>> lst = [1, 2, 3, 4]…

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How to Run a Bulk INSERT .. RETURNING Statement With Oracle and JDBC

When inserting records into SQL databases, we often want to fetch back generated IDs and possibly other trigger, sequence, or default generated values. Let’s assume we have the following table: — DB2 CREATE TABLE x ( i INT GENERATED ALWAYS AS IDENTITY PRIMARY KEY, j VARCHAR(50), k DATE DEFAULT CURRENT_DATE ); — PostgreSQL CREATE TABLE x ( i SERIAL4 PRIMARY KEY, j VARCHAR(50), k DATE DEFAULT CURRENT_DATE ); — Oracle CREATE TABLE x ( i INT GENERATED ALWAYS AS IDENTITY PRIMARY KEY, j VARCHAR2(50), k DATE DEFAULT SYSDATE ); DB2…

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