set connect_enable_mongo=1;
set connect_json_all_path=0;
#
# Test the MONGO table type
#
CREATE TABLE t1 (Document varchar(1024) JPATH='*')
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants CONNECTION='mongodb://localhost:27017' LRECL=4096
OPTION_LIST='Driver=Java,Version=3' DATA_CHARSET=utf8;
SELECT * from t1 limit 3;
Document
{"_id":{"$oid":"58ada47de5a51ddfcd5ed51c"},"address":{"building":"1007","coord":[-73.856077,40.848447],"street":"Morris Park Ave","zipcode":"10462"},"borough":"Bronx","cuisine":"Bakery","grades":[{"date":{"$date":1393804800000},"grade":"A","score":2},{"date":{"$date":1378857600000},"grade":"A","score":6},{"date":{"$date":1358985600000},"grade":"A","score":10},{"date":{"$date":1322006400000},"grade":"A","score":9},{"date":{"$date":1299715200000},"grade":"B","score":14}],"name":"Morris Park Bake Shop","restaurant_id":"30075445"}
{"_id":{"$oid":"58ada47de5a51ddfcd5ed51d"},"address":{"building":"469","coord":[-73.961704,40.662942],"street":"Flatbush Avenue","zipcode":"11225"},"borough":"Brooklyn","cuisine":"Hamburgers","grades":[{"date":{"$date":1419897600000},"grade":"A","score":8},{"date":{"$date":1404172800000},"grade":"B","score":23},{"date":{"$date":1367280000000},"grade":"A","score":12},{"date":{"$date":1336435200000},"grade":"A","score":12}],"name":"Wendy'S","restaurant_id":"30112340"}
{"_id":{"$oid":"58ada47de5a51ddfcd5ed51e"},"address":{"building":"351","coord":[-73.98513559999999,40.7676919],"street":"West   57 Street","zipcode":"10019"},"borough":"Manhattan","cuisine":"Irish","grades":[{"date":{"$date":1409961600000},"grade":"A","score":2},{"date":{"$date":1374451200000},"grade":"A","score":11},{"date":{"$date":1343692800000},"grade":"A","score":12},{"date":{"$date":1325116800000},"grade":"A","score":12}],"name":"Dj Reynolds Pub And Restaurant","restaurant_id":"30191841"}
DROP TABLE t1;
#
# Test catfunc
#
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants CATFUNC=columns
OPTION_LIST='Depth=1,Driver=Java,Version=3' DATA_CHARSET=utf8 CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * from t1;
Column_Name	Data_Type	Type_Name	Column_Size	Buffer_Length	Decimal_Digits	Nullable	Jpath
_id	1	CHAR	24	24	0	0	_id
address_building	1	CHAR	10	10	0	0	address.building
address_coord	1	CHAR	1024	1024	0	1	address.coord
address_street	1	CHAR	38	38	0	0	address.street
address_zipcode	1	CHAR	5	5	0	0	address.zipcode
borough	1	CHAR	13	13	0	0	
cuisine	1	CHAR	64	64	0	0	
grades_date	1	CHAR	1024	1024	0	1	grades.0.date
grades_grade	1	CHAR	14	14	0	1	grades.0.grade
grades_score	7	INTEGER	2	2	0	1	grades.0.score
name	1	CHAR	98	98	0	0	
restaurant_id	1	CHAR	8	8	0	0	
DROP TABLE t1;
#
# Explicit columns
#
CREATE TABLE t1 (
_id VARCHAR(24) NOT NULL,
name VARCHAR(255) NOT NULL,
cuisine VARCHAR(255) NOT NULL,
borough VARCHAR(255) NOT NULL,
restaurant_id VARCHAR(255) NOT NULL)
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants
CONNECTION='mongodb://localhost:27017' LRECL=1024 DATA_CHARSET=utf8
OPTION_LIST='Driver=Java,Version=3';
SELECT * FROM t1 LIMIT 10;
_id	name	cuisine	borough	restaurant_id
58ada47de5a51ddfcd5ed51c	Morris Park Bake Shop	Bakery	Bronx	30075445
58ada47de5a51ddfcd5ed51d	Wendy'S	Hamburgers	Brooklyn	30112340
58ada47de5a51ddfcd5ed51e	Dj Reynolds Pub And Restaurant	Irish	Manhattan	30191841
58ada47de5a51ddfcd5ed51f	Riviera Caterer	American	Brooklyn	40356018
58ada47de5a51ddfcd5ed520	Tov Kosher Kitchen	Jewish/Kosher	Queens	40356068
58ada47de5a51ddfcd5ed521	Brunos On The Boulevard	American	Queens	40356151
58ada47de5a51ddfcd5ed522	Kosher Island	Jewish/Kosher	Staten Island	40356442
58ada47de5a51ddfcd5ed523	Wilken'S Fine Food	Delicatessen	Brooklyn	40356483
58ada47de5a51ddfcd5ed524	Regina Caterers	American	Brooklyn	40356649
58ada47de5a51ddfcd5ed525	Taste The Tropics Ice Cream	Ice Cream, Gelato, Yogurt, Ices	Brooklyn	40356731
DROP TABLE t1;
#
# Test discovery
#
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants
OPTION_LIST='Depth=1,Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096 DATA_CHARSET=utf8;
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `_id` char(24) NOT NULL `JPATH`='_id',
  `address_building` char(10) NOT NULL `JPATH`='address.building',
  `address_coord` varchar(1024) DEFAULT NULL `JPATH`='address.coord',
  `address_street` char(38) NOT NULL `JPATH`='address.street',
  `address_zipcode` char(5) NOT NULL `JPATH`='address.zipcode',
  `borough` char(13) NOT NULL,
  `cuisine` char(64) NOT NULL,
  `grades_date` varchar(1024) DEFAULT NULL `JPATH`='grades.0.date',
  `grades_grade` char(14) DEFAULT NULL `JPATH`='grades.0.grade',
  `grades_score` int(2) DEFAULT NULL `JPATH`='grades.0.score',
  `name` char(98) NOT NULL,
  `restaurant_id` char(8) NOT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='mongodb://localhost:27017' `TABLE_TYPE`='JSON' `TABNAME`='restaurants' `OPTION_LIST`='Depth=1,Driver=Java,Version=3' `DATA_CHARSET`='utf8' `LRECL`=4096
SELECT * FROM t1 LIMIT 5;
_id	address_building	address_coord	address_street	address_zipcode	borough	cuisine	grades_date	grades_grade	grades_score	name	restaurant_id
58ada47de5a51ddfcd5ed51c	1007	-73.856077, 40.848447	Morris Park Ave	10462	Bronx	Bakery	1393804800	A	2	Morris Park Bake Shop	30075445
58ada47de5a51ddfcd5ed51d	469	-73.961704, 40.662942	Flatbush Avenue	11225	Brooklyn	Hamburgers	1419897600	A	8	Wendy'S	30112340
58ada47de5a51ddfcd5ed51e	351	-73.98513559999999, 40.7676919	West   57 Street	10019	Manhattan	Irish	1409961600	A	2	Dj Reynolds Pub And Restaurant	30191841
58ada47de5a51ddfcd5ed51f	2780	-73.98241999999999, 40.579505	Stillwell Avenue	11224	Brooklyn	American	1402358400	A	5	Riviera Caterer	40356018
58ada47de5a51ddfcd5ed520	97-22	-73.8601152, 40.7311739	63 Road	11374	Queens	Jewish/Kosher	1416787200	Z	20	Tov Kosher Kitchen	40356068
DROP TABLE t1;
#
# Dropping a column
#
CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants DATA_CHARSET=utf8
COLIST='{"grades":0}' OPTION_LIST='Driver=Java,Version=3,level=0' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * FROM t1 LIMIT 10;
_id	address	borough	cuisine	name	restaurant_id
58ada47de5a51ddfcd5ed51c	1007 (-73.856077, 40.848447) Morris Park Ave 10462	Bronx	Bakery	Morris Park Bake Shop	30075445
58ada47de5a51ddfcd5ed51d	469 (-73.961704, 40.662942) Flatbush Avenue 11225	Brooklyn	Hamburgers	Wendy'S	30112340
58ada47de5a51ddfcd5ed51e	351 (-73.98513559999999, 40.7676919) West   57 Street 10019	Manhattan	Irish	Dj Reynolds Pub And Restaurant	30191841
58ada47de5a51ddfcd5ed51f	2780 (-73.98241999999999, 40.579505) Stillwell Avenue 11224	Brooklyn	American	Riviera Caterer	40356018
58ada47de5a51ddfcd5ed520	97-22 (-73.8601152, 40.7311739) 63 Road 11374	Queens	Jewish/Kosher	Tov Kosher Kitchen	40356068
58ada47de5a51ddfcd5ed521	8825 (-73.8803827, 40.7643124) Astoria Boulevard 11369	Queens	American	Brunos On The Boulevard	40356151
58ada47de5a51ddfcd5ed522	2206 (-74.1377286, 40.6119572) Victory Boulevard 10314	Staten Island	Jewish/Kosher	Kosher Island	40356442
58ada47de5a51ddfcd5ed523	7114 (-73.9068506, 40.6199034) Avenue U 11234	Brooklyn	Delicatessen	Wilken'S Fine Food	40356483
58ada47de5a51ddfcd5ed524	6409 (-74.00528899999999, 40.628886) 11 Avenue 11219	Brooklyn	American	Regina Caterers	40356649
58ada47de5a51ddfcd5ed525	1839 (-73.9482609, 40.6408271) Nostrand Avenue 11226	Brooklyn	Ice Cream, Gelato, Yogurt, Ices	Taste The Tropics Ice Cream	40356731
DROP TABLE t1;
#
# Specifying Jpath
#
CREATE TABLE t1 (
_id VARCHAR(24) NOT NULL,
name VARCHAR(64) NOT NULL,
cuisine CHAR(200) NOT NULL,
borough CHAR(16) NOT NULL,
street VARCHAR(65) JPATH='address.street',
building CHAR(16) JPATH='address.building',
zipcode CHAR(5) JPATH='address.zipcode',
grade CHAR(1) JPATH='grades.0.grade',
score INT(4) NOT NULL JPATH='grades.0.score',
`date` DATE JPATH='grades.0.date',
restaurant_id VARCHAR(255) NOT NULL)
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='restaurants' DATA_CHARSET=utf8
OPTION_LIST='Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * FROM t1 LIMIT 1;
_id	58ada47de5a51ddfcd5ed51c
name	Morris Park Bake Shop
cuisine	Bakery
borough	Bronx
street	Morris Park Ave
building	1007
zipcode	10462
grade	A
score	2
date	2014-03-03
restaurant_id	30075445
SELECT name, street, score, date FROM t1 LIMIT 5;
name	street	score	date
Morris Park Bake Shop	Morris Park Ave	2	2014-03-03
Wendy'S	Flatbush Avenue	8	2014-12-30
Dj Reynolds Pub And Restaurant	West   57 Street	2	2014-09-06
Riviera Caterer	Stillwell Avenue	5	2014-06-10
Tov Kosher Kitchen	63 Road	20	2014-11-24
SELECT name, cuisine, borough FROM t1 WHERE grade = 'A' LIMIT 10;
name	cuisine	borough
Morris Park Bake Shop	Bakery	Bronx
Wendy'S	Hamburgers	Brooklyn
Dj Reynolds Pub And Restaurant	Irish	Manhattan
Riviera Caterer	American	Brooklyn
Kosher Island	Jewish/Kosher	Staten Island
Wilken'S Fine Food	Delicatessen	Brooklyn
Regina Caterers	American	Brooklyn
Taste The Tropics Ice Cream	Ice Cream, Gelato, Yogurt, Ices	Brooklyn
Wild Asia	American	Bronx
C & C Catering Service	American	Brooklyn
SELECT COUNT(*) FROM t1 WHERE grade = 'A';
COUNT(*)
20687
SELECT * FROM t1 WHERE cuisine = 'English';
_id	name	cuisine	borough	street	building	zipcode	grade	score	date	restaurant_id
58ada47de5a51ddfcd5ed83d	Tea And Sympathy	English	Manhattan	Greenwich Avenue	108	10011	A	8	2014-10-23	40391531
58ada47de5a51ddfcd5ed85c	Tartine	English	Manhattan	West   11 Street	253	10014	A	11	2014-08-14	40392496
58ada47de5a51ddfcd5ee1f3	The Park Slope Chipshop	English	Brooklyn	5 Avenue	383	11215	B	17	2014-09-29	40816202
58ada47de5a51ddfcd5ee7e4	Pound And Pence	English	Manhattan	Liberty Street	55	10005	A	7	2014-02-11	41022701
58ada47de5a51ddfcd5ee999	Chip Shop	English	Brooklyn	Atlantic Avenue	129	11201	A	9	2014-10-08	41076583
58ada47ee5a51ddfcd5efe3f	The Breslin Bar & Dining Room	English	Manhattan	West   29 Street	16	10001	A	13	2014-06-09	41443706
58ada47ee5a51ddfcd5efe99	Highlands Restaurant	English	Manhattan	West   10 Street	150	10014	A	12	2014-10-22	41448559
58ada47ee5a51ddfcd5f0413	The Fat Radish	English	Manhattan	Orchard Street	17	10002	A	12	2014-07-26	41513545
58ada47ee5a51ddfcd5f0777	Jones Wood Foundry	English	Manhattan	East   76 Street	401	10021	A	12	2014-12-03	41557377
58ada47ee5a51ddfcd5f0ea2	Whitehall	English	Manhattan	Greenwich Avenue	19	10014	Z	15	2015-01-16	41625263
58ada47ee5a51ddfcd5f1004	The Churchill Tavern	English	Manhattan	East   28 Street	45	10016	A	13	2014-08-27	41633327
58ada47ee5a51ddfcd5f13d5	The Monro	English	Brooklyn	5 Avenue	481	11215	A	7	2014-06-03	41660253
58ada47ee5a51ddfcd5f1454	The Cock & Bull	English	Manhattan	West   45 Street	23	10036	A	7	2014-08-07	41664704
58ada47ee5a51ddfcd5f176e	Dear Bushwick	English	Brooklyn	Wilson Avenue	41	11237	A	12	2014-12-27	41690534
58ada47ee5a51ddfcd5f1e91	Snowdonia Pub	English	Queens	32 Street	34-55	11106	A	12	2014-10-28	50000290
58ada47ee5a51ddfcd5f2ddc	Oscar'S Place	English	Manhattan	Hudson Street	466	10014	A	10	2014-08-18	50011097
SELECT * FROM t1 WHERE score = building;
_id	name	cuisine	borough	street	building	zipcode	grade	score	date	restaurant_id
DROP TABLE t1;
#
# Specifying Filter
#
CREATE TABLE t1 (
_id CHAR(24) NOT NULL,
name CHAR(64) NOT NULL,
borough CHAR(16) NOT NULL,
restaurant_id CHAR(8) NOT NULL)
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants DATA_CHARSET=utf8
FILTER='{"cuisine":"French","borough":{"$ne":"Manhattan"}}'
OPTION_LIST='Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT name FROM t1 WHERE borough = 'Queens';
name
La Baraka Restaurant
Air France Lounge
Tournesol
Winegasm
Cafe Henri
Bistro 33
Domaine Wine Bar
Cafe Triskell
Cannelle Patisserie
La Vie
Dirty Pierres Bistro
Fresca La Crepe
Bliss 46  Bistro
Bear
Cuisine By Claudette
Paris Baguette
The Baroness Bar
Francis Cafe
Madame Sou Sou
Crepe 'N' Tearia
Aperitif Bayside Llc
DROP TABLE t1;
#
# Testing pipeline
#
CREATE TABLE t1 (
name VARCHAR(64) NOT NULL,
borough CHAR(16) NOT NULL,
date DATETIME NOT NULL,
grade CHAR(1) NOT NULL,
score INT(4) NOT NULL)
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='restaurants' DATA_CHARSET=utf8
COLIST='{"pipeline":[{"$match":{"cuisine":"French"}},{"$unwind":"$grades"},{"$project":{"_id":0,"name":1,"borough":1,"date":"$grades.date","grade":"$grades.grade","score":"$grades.score"}}]}'
OPTION_LIST='Driver=Java,Version=3,Pipeline=1' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * FROM t1 LIMIT 10;
name	borough	date	grade	score
Tout Va Bien	Manhattan	2014-11-10 01:00:00	B	15
Tout Va Bien	Manhattan	2014-04-03 02:00:00	A	13
Tout Va Bien	Manhattan	2013-07-17 02:00:00	C	36
Tout Va Bien	Manhattan	2013-02-06 01:00:00	B	22
Tout Va Bien	Manhattan	2012-07-16 02:00:00	C	36
Tout Va Bien	Manhattan	2012-03-08 01:00:00	C	7
La Grenouille	Manhattan	2014-04-09 02:00:00	A	10
La Grenouille	Manhattan	2013-03-05 01:00:00	A	9
La Grenouille	Manhattan	2012-02-02 01:00:00	A	13
Le Perigord	Manhattan	2014-07-14 02:00:00	B	14
SELECT name, grade, score, date FROM t1 WHERE borough = 'Bronx';
name	grade	score	date
Bistro Sk	A	10	2014-11-21 01:00:00
Bistro Sk	A	12	2014-02-19 01:00:00
Bistro Sk	B	18	2013-06-12 02:00:00
DROP TABLE t1;
#
# try level 2 discovery
#
CREATE TABLE t1
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME=restaurants
FILTER='{"cuisine":"French","borough":{"$ne":"Manhattan"}}'
COLIST='{"cuisine":0}' CONNECTION='mongodb://localhost:27017' LRECL=4096
OPTION_LIST='Driver=Java,level=2,version=3';
SHOW CREATE TABLE t1;
Table	Create Table
t1	CREATE TABLE `t1` (
  `_id` char(24) NOT NULL `JPATH`='_id',
  `address_building` char(10) NOT NULL `JPATH`='address.building',
  `address_coord` double(18,16) DEFAULT NULL `JPATH`='address.coord.0',
  `address_street` char(38) NOT NULL `JPATH`='address.street',
  `address_zipcode` char(5) NOT NULL `JPATH`='address.zipcode',
  `borough` char(13) NOT NULL,
  `grades_date` bigint(13) DEFAULT NULL `JPATH`='grades.0.date',
  `grades_grade` char(14) DEFAULT NULL `JPATH`='grades.0.grade',
  `grades_score` int(2) DEFAULT NULL `JPATH`='grades.0.score',
  `name` char(98) NOT NULL,
  `restaurant_id` char(8) NOT NULL
) ENGINE=CONNECT DEFAULT CHARSET=latin1 CONNECTION='mongodb://localhost:27017' `TABLE_TYPE`='JSON' `TABNAME`='restaurants' `COLIST`='{"cuisine":0}' `FILTER`='{"cuisine":"French","borough":{"$ne":"Manhattan"}}' `OPTION_LIST`='Driver=Java,level=2,version=3' `LRECL`=4096
SELECT name, borough, address_street, grades_score AS score FROM t1 WHERE grades_grade = 'B';
name	borough	address_street	score
Le Gamin	Brooklyn	Vanderbilt Avenue	24
Bistro 33	Queens	Ditmars Boulevard	15
Dirty Pierres Bistro	Queens	Station Square	22
Santos Anne	Brooklyn	Union Avenue	26
Le Paddock	Brooklyn	Prospect Avenue	17
La Crepe Et La Vie	Brooklyn	Foster Avenue	24
Francis Cafe	Queens	Ditmars Boulevard	19
DROP TABLE t1;
#
# try CRUD operations
#
false
CREATE TABLE t1 (_id INT(4) NOT NULL, msg CHAR(64))
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='testcoll'
OPTION_LIST='Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096;
DELETE FROM t1;
INSERT INTO t1 VALUES(0,NULL),(1,'One'),(2,'Two'),(3,'Three');
SELECT * FROM t1;
_id	msg
0	NULL
1	One
2	Two
3	Three
UPDATE t1 SET msg = 'Deux' WHERE _id = 2;
DELETE FROM t1 WHERE msg IS NULL;
SELECT * FROM t1;
_id	msg
1	One
2	Deux
3	Three
DELETE FROM t1;
DROP TABLE t1;
true
#
# List states whose population is equal or more than 10 millions
#
false
CREATE TABLE t1 (
_id char(5) NOT NULL,
city char(16) NOT NULL,
loc_0 double(12,6) NOT NULL `JPATH`='loc.0',
loc_1 char(12) NOT NULL `JPATH`='loc.1',
pop int(11) NOT NULL,
state char(2) NOT NULL)
ENGINE=CONNECT CONNECTION='mongodb://localhost:27017' TABLE_TYPE=JSON TABNAME='cities'
OPTION_LIST='Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096 DATA_CHARSET='utf8';
# Using SQL for grouping
SELECT state, sum(pop) AS totalPop FROM t1 GROUP BY state HAVING totalPop >= 10000000 ORDER BY totalPop DESC;
state	totalPop
CA	29754890
NY	17990402
TX	16984601
FL	12686644
PA	11881643
IL	11427576
OH	10846517
DROP TABLE t1;
# Using a pipeline for grouping
CREATE TABLE t1 (_id CHAR(2) NOT NULL, totalPop INT(11) NOT NULL)
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='cities' DATA_CHARSET=utf8
COLIST='{"pipeline":[{"$group":{"_id":"$state","totalPop":{"$sum":"$pop"}}},{"$match":{"totalPop":{"$gte":10000000}}},{"$sort":{"totalPop":-1}}]}'
OPTION_LIST='Driver=Java,Version=3,Pipeline=1' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * FROM t1;
_id	totalPop
CA	29754890
NY	17990402
TX	16984601
FL	12686644
PA	11881643
IL	11427576
OH	10846517
DROP TABLE t1;
true
#
# Test making array
#
CREATE TABLE t1 (
_id int(4) NOT NULL,
item CHAR(8) NOT NULL,
prices_0 INT(6) JPATH='prices.0',
prices_1 INT(6) JPATH='prices.1',
prices_2 INT(6) JPATH='prices.2',
prices_3 INT(6) JPATH='prices.3',
prices_4 INT(6) JPATH='prices.4')
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='testcoll' DATA_CHARSET=utf8
OPTION_LIST='Driver=Java,Version=3' CONNECTION='mongodb://localhost:27017' LRECL=4096;
INSERT INTO t1 VALUES
(1,'journal',87,45,63,12,78),
(2,'notebook',123,456,789,NULL,NULL),
(3,'paper',5,7,3,8,NULL),
(4,'planner',25,71,NULL,44,27),
(5,'postcard',5,7,3,8,NULL);
SELECT * FROM t1;
_id	item	prices_0	prices_1	prices_2	prices_3	prices_4
1	journal	87	45	63	12	78
2	notebook	123	456	789	NULL	NULL
3	paper	5	7	3	8	NULL
4	planner	25	71	NULL	44	27
5	postcard	5	7	3	8	NULL
DROP TABLE t1;
#
# Test array aggregation
#
CREATE TABLE t1
ENGINE=CONNECT TABLE_TYPE=JSON TABNAME='testcoll'
COLIST='{"pipeline":[{"$project":{"_id":0,"item":1,"total":{"$sum":"$prices"},"average":{"$avg":"$prices"}}}]}'
OPTION_LIST='Driver=Java,Version=3,Pipeline=YES' CONNECTION='mongodb://localhost:27017' LRECL=4096;
SELECT * FROM t1;
item	total	average
journal	285	57.00
notebook	1368	456.00
paper	23	5.75
planner	167	41.75
postcard	23	5.75
DROP TABLE t1;
true
set connect_enable_mongo=0;