Selecting pivot in sorted array.
I'm having 200,000 records those are sorted by date. Now i want to insert one back dated record as order. If i using quick sort to insert back dated record inside the file, How to select pivot element ?
for e.g. my records are like this.
How can i sort this using quick sort? How to select pivot element?
I'm using random structure access method in c. The records are stored sequentially in files. I'll store my daily transactions in that tile. If i got any back dated transaction, at that time i need to sort my file.