-- Fix wrong setting of Pipe

  modified:   storage/connect/tabcmg.cpp

-- Fix declaration of drv in MGOColumns
  modified:   storage/connect/mongo.cpp

-- Add jmongo3 test (disabled)
  modified:   storage/connect/mysql-test/connect/disabled.def
  added:      storage/connect/mysql-test/connect/std_data/Mongo3.jar
  added:      storage/connect/mysql-test/connect/t/jmongo3.test

storage/connect/mongo.cpp

@@ -47,7 +47,6 @@ PQRYRES MGOColumns(PGLOBAL g, PCSZ db, PCSZ uri, PTOS topt, bool info)
 	unsigned int length[] = {0, 6, 8, 10, 10, 6, 6, 0};
 	int      ncol = sizeof(buftyp) / sizeof(int);
 	int      i, n = 0;
-//PCSZ     drv;
 	PBCOL    bcp;
 	MGODISC *cmgd;
 	PQRYRES  qrp;
@@ -67,7 +66,7 @@ PQRYRES MGOColumns(PGLOBAL g, PCSZ db, PCSZ uri, PTOS topt, bool info)
 #elif !defined(MONGO_SUPPORT)
 	cmgd = new(g) JMGDISC(g, (int*)length);
 #else
-	drv = GetStringTableOption(g, topt, "Driver", "C");
+	PCSZ drv = GetStringTableOption(g, topt, "Driver", "C");
 
 	if (toupper(*drv) == 'C')
 		cmgd = new(g) CMGDISC(g, (int*)length);

storage/connect/mysql-test/connect/disabled.def

@@ -15,3 +15,4 @@ jdbc_oracle     : Variable settings depend on machine configuration
 jdbc_postgresql : Variable settings depend on machine configuration
 json_mgo        : Need MongoDB running and its C Driver installed
 mongo           : Need MongoDB running and its C Driver installed
+jmongo3         : Need MongoDB running and its Java Driver installed

storage/connect/mysql-test/connect/t/jmongo3.test

+-- source jdbconn.inc
+
+eval SET GLOBAL connect_class_path='$MTR_SUITE_DIR/std_data/Mongo3.jar';
+
+CREATE TABLE t1 (Document varchar(1024) field_format='*') 
+ENGINE=CONNECT TABLE_TYPE=MONGO TABNAME=restaurants OPTION_LIST='Version=3' DATA_CHARSET=utf8;
+SELECT * from t1 limit 3;
+DROP TABLE t1;
+
+#
+# Test catfunc
+#
+CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=MONGO TABNAME=restaurants CATFUNC=columns OPTION_LIST='Level=1,Version=3' DATA_CHARSET=utf8;
+SELECT * from t1;
+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=MONGO TABNAME=restaurants
+CONNECTION='mongodb://localhost:27017' DATA_CHARSET=utf8;
+SELECT * FROM t1 LIMIT 10;
+DROP TABLE t1;
+
+#
+# Test discovery
+#
+CREATE TABLE t1 ENGINE=CONNECT TABLE_TYPE=MONGO TABNAME=restaurants OPTION_LIST='Level=1,Version=3' DATA_CHARSET=utf8;
+SHOW CREATE TABLE t1;
+SELECT * FROM t1 LIMIT 5;
+DROP TABLE t1;
+
+#
+# Dropping a column
+#
+CREATE TABLE t1
+ENGINE=CONNECT TABLE_TYPE=MONGO TABNAME=restaurants DATA_CHARSET=utf8
+COLIST='{"grades":0}' OPTION_LIST='Driver=java,level=0';
+SELECT * FROM t1 LIMIT 10;
+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) FIELD_FORMAT='address.street',
+building CHAR(16) FIELD_FORMAT='address.building',
+zipcode CHAR(5) FIELD_FORMAT='address.zipcode',
+grade CHAR(1) FIELD_FORMAT='grades.0.grade',
+score INT(4) NOT NULL FIELD_FORMAT='grades.0.score',
+`date` DATE FIELD_FORMAT='grades.0.date',
+restaurant_id VARCHAR(255) NOT NULL)
+ENGINE=CONNECT TABLE_TYPE=MONGO TABNAME='restaurants' DATA_CHARSET=utf8;
+--vertical_results
+SELECT * FROM t1 LIMIT 1;
+--horizontal_results
+SELECT name, street, score, date FROM t1 LIMIT 5;
+SELECT name, cuisine, borough FROM t1 WHERE grade = 'A' LIMIT 10;
+SELECT COUNT(*) FROM t1 WHERE grade = 'A';
+SELECT * FROM t1 WHERE cuisine = 'English';
+SELECT * FROM t1 WHERE score = building;
+DROP TABLE t1;
+
+-- source jdbconn_cleanup.inc

storage/connect/tabcmg.cpp

@@ -171,7 +171,7 @@ TDBCMG::TDBCMG(MGODEF *tdp) : TDBEXT(tdp)
 		Pcg.Coll_name = tdp->Tabname;
 		Pcg.Options = tdp->Colist;
 		Pcg.Filter = tdp->Filter;
-		Pcg.Pipe = tdp->Pipe && Options != NULL;
+		Pcg.Pipe = tdp->Pipe && tdp->Colist != NULL;
 		B = tdp->Base ? 1 : 0;
 	} else {
 		Pcg.Uristr = NULL;