fd23fdcc90
* add stubs for statistics cursors * more configuration checking * remove "_table" suffix from WT_SESSION methods, make "table:" part of the object name so the same methods can work on indices or column sets in the future refs #28 --HG-- rename : src/api/cur_btree.c => src/api/cur_stat.c
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/*-
|
|
* See the file LICENSE for redistribution information.
|
|
*
|
|
* Copyright (c) 2008-2011 WiredTiger, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* ex_cursor.c
|
|
* This is an example demonstrating some cursor types and operations.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include <wiredtiger.h>
|
|
|
|
const char *home = "WT_TEST";
|
|
|
|
int main(void)
|
|
{
|
|
int ret;
|
|
WT_CONNECTION *conn;
|
|
WT_SESSION *session;
|
|
WT_CURSOR *cursor;
|
|
|
|
/* Open a connection to the database, creating it if necessary. */
|
|
if ((ret = wiredtiger_open(home, NULL, "create", &conn)) != 0)
|
|
fprintf(stderr, "Error connecting to %s: %s\n",
|
|
home, wiredtiger_strerror(ret));
|
|
|
|
/* Open a session for the current thread's work. */
|
|
if ((ret = conn->open_session(conn, NULL, NULL, &session)) != 0)
|
|
fprintf(stderr, "Error opening a session on %s: %s\n",
|
|
home, wiredtiger_strerror(ret));
|
|
|
|
ret = session->create(session, "table:map",
|
|
"key_format=r,value_format=5sii,"
|
|
"columns=(id,country,population,area)");
|
|
|
|
ret = session->open_cursor(session, "table:map", NULL, NULL, &cursor);
|
|
cursor->close(cursor, NULL);
|
|
|
|
ret = session->open_cursor(session, "table:map(country,population)",
|
|
NULL, NULL, &cursor);
|
|
cursor->close(cursor, NULL);
|
|
|
|
ret = session->open_cursor(session, "table:", NULL, NULL, &cursor);
|
|
cursor->close(cursor, NULL);
|
|
|
|
ret = session->open_cursor(session, "statistics:", NULL, NULL, &cursor);
|
|
cursor->close(cursor, NULL);
|
|
|
|
/* Note: closing the connection implicitly closes open session(s). */
|
|
if ((ret = conn->close(conn, NULL)) != 0)
|
|
fprintf(stderr, "Error connecting to %s: %s\n",
|
|
home, wiredtiger_strerror(ret));
|
|
|
|
return (ret);
|
|
}
|