textset_unnest.c File Reference

A simple program that reads from a CSV file a set of records containing text sets, group them by the key % 10, and at the end apply a union aggregate to the groups. More...

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <meos.h>
#include <meos_internal.h>

Data Structures
struct	textset_record

Macros
#define	MAX_LENGTH_HEADER   1024
#define	MAX_LENGTH_SET   1024

Functions
int	main (void)

Detailed Description

A simple program that reads from a CSV file a set of records containing text sets, group them by the key % 10, and at the end apply a union aggregate to the groups.

The program can be build as follows

gcc -Wall -g -I/usr/local/include -o textset_unnest textset_unnest.c -L/usr/local/lib -lmeos

Note

The program illustrates the expandable set data structure.