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/*-
* Public Domain 2014-2016 MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "test_util.h"
/*
* JIRA ticket reference: WT-2592
* Test case description: This is an adaptation of the join parts of
* ex_schema.c, but written as a test. Though we have join tests in the
* Python test suite, the Python API uses raw mode for cursors, so errors
* that are specific to non-raw mode are undetected in Python.
* Failure mode: The failure seen in WT-2592 was that no items were returned
* by a join.
*/
/* The C struct for the data we are storing in a WiredTiger table. */
typedef struct {
char country[5];
uint16_t year;
uint64_t population;
} POP_RECORD;
static POP_RECORD pop_data[] = {
{ "AU", 1900, 4000000 },
{ "AU", 1950, 8267337 },
{ "AU", 2000, 19053186 },
{ "CAN", 1900, 5500000 },
{ "CAN", 1950, 14011422 },
{ "CAN", 2000, 31099561 },
{ "UK", 1900, 369000000 },
{ "UK", 1950, 50127000 },
{ "UK", 2000, 59522468 },
{ "USA", 1900, 76212168 },
{ "USA", 1950, 150697361 },
{ "USA", 2000, 301279593 },
{ "", 0, 0 }
};
int
main(int argc, char *argv[])
{
POP_RECORD *p;
TEST_OPTS *opts, _opts;
WT_CURSOR *country_cursor, *country_cursor2, *cursor, *join_cursor,
*subjoin_cursor, *year_cursor;
WT_SESSION *session;
const char *country, *tablename;
char countryuri[256], joinuri[256], yearuri[256];
uint64_t recno, population;
uint16_t year;
int count, ret;
opts = &_opts;
memset(opts, 0, sizeof(*opts));
testutil_check(testutil_parse_opts(argc, argv, opts));
testutil_make_work_dir(opts->home);
tablename = strchr(opts->uri, ':');
testutil_assert(tablename != NULL);
tablename++;
snprintf(countryuri, sizeof(countryuri), "index:%s:country", tablename);
snprintf(yearuri, sizeof(yearuri), "index:%s:year", tablename);
snprintf(joinuri, sizeof(joinuri), "join:%s", opts->uri);
testutil_check(wiredtiger_open(opts->home, NULL,
"create,cache_size=200M", &opts->conn));
testutil_check(
opts->conn->open_session(opts->conn, NULL, NULL, &session));
testutil_check(session->create(session, opts->uri,
"key_format=r,"
"value_format=5sHQ,"
"columns=(id,country,year,population)"));
/* Create an index with a simple key. */
testutil_check(session->create(session,
countryuri, "columns=(country)"));
/* Create an immutable index. */
testutil_check(session->create(session,
yearuri, "columns=(year),immutable"));
/* Insert the records into the table. */
testutil_check(session->open_cursor(
session, opts->uri, NULL, "append", &cursor));
count = 1;
for (p = pop_data; p->year != 0; p++) {
cursor->set_key(cursor, count);
cursor->set_value(cursor, p->country, p->year, p->population);
testutil_check(cursor->insert(cursor));
count++;
}
testutil_check(cursor->close(cursor));
/* Open cursors needed by the join. */
testutil_check(session->open_cursor(session,
joinuri, NULL, NULL, &join_cursor));
testutil_check(session->open_cursor(session,
countryuri, NULL, NULL, &country_cursor));
testutil_check(session->open_cursor(session,
yearuri, NULL, NULL, &year_cursor));
/* select values WHERE country == "AU" AND year > 1900 */
country_cursor->set_key(country_cursor, "AU\0\0\0");
testutil_check(country_cursor->search(country_cursor));
testutil_check(session->join(session, join_cursor, country_cursor,
"compare=eq,count=10"));
year_cursor->set_key(year_cursor, (uint16_t)1900);
testutil_check(year_cursor->search(year_cursor));
testutil_check(session->join(session, join_cursor, year_cursor,
"compare=gt,count=10,strategy=bloom"));
count = 0;
/* List the values that are joined */
while ((ret = join_cursor->next(join_cursor)) == 0) {
testutil_check(join_cursor->get_key(join_cursor, &recno));
testutil_check(join_cursor->get_value(join_cursor, &country,
&year, &population));
printf("ID %" PRIu64, recno);
printf(
": country %s, year %" PRIu16 ", population %" PRIu64 "\n",
country, year, population);
count++;
}
testutil_assert(ret == WT_NOTFOUND);
testutil_assert(count == 2);
testutil_check(join_cursor->close(join_cursor));
testutil_check(year_cursor->close(year_cursor));
testutil_check(country_cursor->close(country_cursor));
/* Open cursors needed by the join. */
testutil_check(session->open_cursor(session,
joinuri, NULL, NULL, &join_cursor));
testutil_check(session->open_cursor(session,
joinuri, NULL, NULL, &subjoin_cursor));
testutil_check(session->open_cursor(session,
countryuri, NULL, NULL, &country_cursor));
testutil_check(session->open_cursor(session,
countryuri, NULL, NULL, &country_cursor2));
testutil_check(session->open_cursor(session,
yearuri, NULL, NULL, &year_cursor));
/*
* select values WHERE (country == "AU" OR country == "UK")
* AND year > 1900
*
* First, set up the join representing the country clause.
*/
country_cursor->set_key(country_cursor, "AU\0\0\0");
testutil_check(country_cursor->search(country_cursor));
testutil_check(session->join(session, subjoin_cursor, country_cursor,
"operation=or,compare=eq,count=10"));
country_cursor2->set_key(country_cursor2, "UK\0\0\0");
testutil_check(country_cursor2->search(country_cursor2));
testutil_check(session->join(session, subjoin_cursor, country_cursor2,
"operation=or,compare=eq,count=10"));
/* Join that to the top join, and add the year clause */
testutil_check(session->join(session, join_cursor, subjoin_cursor,
NULL));
year_cursor->set_key(year_cursor, (uint16_t)1900);
testutil_check(year_cursor->search(year_cursor));
testutil_check(session->join(session, join_cursor, year_cursor,
"compare=gt,count=10,strategy=bloom"));
count = 0;
/* List the values that are joined */
while ((ret = join_cursor->next(join_cursor)) == 0) {
testutil_check(join_cursor->get_key(join_cursor, &recno));
testutil_check(join_cursor->get_value(join_cursor, &country,
&year, &population));
printf("ID %" PRIu64, recno);
printf(
": country %s, year %" PRIu16 ", population %" PRIu64 "\n",
country, year, population);
count++;
}
testutil_assert(ret == WT_NOTFOUND);
testutil_assert(count == 4);
testutil_check(join_cursor->close(join_cursor));
testutil_check(subjoin_cursor->close(subjoin_cursor));
testutil_check(country_cursor->close(country_cursor));
testutil_check(country_cursor2->close(country_cursor2));
testutil_check(year_cursor->close(year_cursor));
testutil_check(session->close(session, NULL));
testutil_cleanup(opts);
return (EXIT_SUCCESS);
}
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