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Commit abb926c3 authored by tomas@poseidon.ndb.mysql.com's avatar tomas@poseidon.ndb.mysql.com
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updated all examples to use mysql c-api create table

parent c1cfd9b4
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Showing with 286 additions and 340 deletions
ndb/examples/ndbapi_async_example/Makefile
View file @ abb926c3
-include .defs.mk
#NDB_OS = OS_YOU_ARE_RUNNING_ON
#NDB_OS = LINUX
#You need to set the NDB_OS variable here (LINUX, SOLARIS, MACOSX)
TARGET = ndbapi_async
SRCS = ndbapi_async.cpp
OBJS = ndbapi_async.o
CC = g++
CFLAGS = -c -Wall -fno-rtti -D$(NDB_OS)
SRCS = $(TARGET).cpp
OBJS = $(TARGET).o
CXX = g++
CFLAGS = -g -c -Wall -fno-rtti -fno-exceptions
CXXFLAGS = -g
DEBUG =
LFLAGS = -Wall
INCLUDE_DIR = ../../include
LIB_DIR = ../../lib
ifeq ($(NDB_OS), SOLARIS)
# Here is the definition of system libraries necessary for Solaris 7
SYS_LIB = -lpthread -lsocket -lnsl -lrt
endif
ifeq ($(NDB_OS), LINUX)
# Here is the definition of system libraries necessary for Linux 2.4
SYS_LIB = -lpthread
endif
ifeq ($(NDB_OS), MACOSX)
# Here is the definition of system libraries necessary for Mac OS X
TOP_SRCDIR = ../../..
INCLUDE_DIR = $(TOP_SRCDIR)
LIB_DIR = -L$(TOP_SRCDIR)/ndb/src/.libs \
-L$(TOP_SRCDIR)/libmysql_r/.libs \
-L$(TOP_SRCDIR)/mysys
SYS_LIB =
endif
$(TARGET): $(OBJS)
$(CC) $(LFLAGS) -L$(LIB_DIR) -lNDB_API $(OBJS) $(SYS_LIB) -o $(TARGET)
$(CXX) $(CXXFLAGS) $(LFLAGS) $(LIB_DIR) $(OBJS) -lndbclient -lmysqlclient_r -lmysys -lz $(SYS_LIB) -o $(TARGET)
$(TARGET).o: $(SRCS)
$(CC) $(CFLAGS) -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/ndbapi $(SRCS)
$(CXX) $(CFLAGS) -I$(INCLUDE_DIR)/include -I$(INCLUDE_DIR)/extra -I$(INCLUDE_DIR)/ndb/include -I$(INCLUDE_DIR)/ndb/include/ndbapi $(SRCS)
clean:
rm -f *.o $(TARGET)
ndb/examples/ndbapi_async_example/ndbapi_async.cpp
View file @ abb926c3
......@@ -24,9 +24,12 @@
*
* Classes and methods in NDBAPI used in this example:
*
* Ndb_cluster_connection
* connect()
* wait_until_ready()
*
* Ndb
* init()
* waitUntilRead()
* getDictionary()
* startTransaction()
* closeTransaction()
......@@ -38,23 +41,6 @@
* executeAsynchPrepare()
* getNdbError()
*
* NdbDictionary::Dictionary
* getTable()
* dropTable()
* createTable()
* getNdbError()
*
* NdbDictionary::Column
* setName()
* setType()
* setLength()
* setPrimaryKey()
* setNullable()
*
* NdbDictionary::Table
* setName()
* addColumn()
*
* NdbOperation
* insertTuple()
* equal()
......@@ -63,10 +49,10 @@
*/
#include <ndb_global.h>
#include <mysql.h>
#include <mysqld_error.h>
#include <NdbApi.hpp>
#include <NdbScanFilter.hpp>
#include <iostream> // Used for cout
/**
......@@ -85,11 +71,16 @@ milliSleep(int milliseconds){
/**
* error printout macro
*/
#define APIERROR(error) \
{ std::cout << "Error in " << __FILE__ << ", line:" << __LINE__ << ", code:" \
<< error.code << ", msg: " << error.message << "." << std::endl; \
#define PRINT_ERROR(code,msg) \
std::cout << "Error in " << __FILE__ << ", line: " << __LINE__ \
<< ", code: " << code \
<< ", msg: " << msg << "." << std::endl
#define MYSQLERROR(mysql) { \
PRINT_ERROR(mysql_errno(&mysql),mysql_error(&mysql)); \
exit(-1); }
#define APIERROR(error) { \
PRINT_ERROR(error.code,error.message); \
exit(-1); }
#ifndef DOXYGEN_SHOULD_SKIP_INTERNAL
/**
......@@ -207,61 +198,26 @@ callback(int result, NdbConnection* trans, void* aObject)
/**
* Create table "GARAGE"
*/
int create_table(Ndb * myNdb)
int create_table(MYSQL &mysql)
{
NdbDictionary::Table myTable;
NdbDictionary::Column myColumn;
NdbDictionary::Dictionary* myDict = myNdb->getDictionary();
/*********************************************************
* Create a table named GARAGE if it does not exist *
*********************************************************/
if (myDict->getTable("GARAGE") != NULL)
while (mysql_query(&mysql,
"CREATE TABLE"
" GARAGE"
" (REG_NO INT UNSIGNED NOT NULL,"
" BRAND CHAR(20) NOT NULL,"
" COLOR CHAR(20) NOT NULL,"
" PRIMARY KEY USING HASH (REG_NO))"
" ENGINE=NDB"))
{
std::cout << "NDB already has example table: GARAGE. "
if (mysql_errno(&mysql) != ER_TABLE_EXISTS_ERROR)
MYSQLERROR(mysql);
std::cout << "MySQL Cluster already has example table: GARAGE. "
<< "Dropping it..." << std::endl;
if(myDict->dropTable("GARAGE") == -1)
{
std::cout << "Failed to drop: GARAGE." << std::endl;
exit(1);
}
}
myTable.setName("GARAGE");
/**
* Column REG_NO
*/
myColumn.setName("REG_NO");
myColumn.setType(NdbDictionary::Column::Unsigned);
myColumn.setLength(1);
myColumn.setPrimaryKey(true);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
/**
* Column BRAND
*/
myColumn.setName("BRAND");
myColumn.setType(NdbDictionary::Column::Char);
myColumn.setLength(20);
myColumn.setPrimaryKey(false);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
/**
* Column COLOR
*/
myColumn.setName("COLOR");
myColumn.setType(NdbDictionary::Column::Char);
myColumn.setLength(20);
myColumn.setPrimaryKey(false);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
if (myDict->createTable(myTable) == -1) {
APIERROR(myDict->getNdbError());
/**************
* Drop table *
**************/
if (mysql_query(&mysql, "DROP TABLE GARAGE"))
MYSQLERROR(mysql);
}
return 1;
}
......@@ -455,21 +411,47 @@ int populate(Ndb * myNdb, int data, async_callback_t * cbData)
int main()
{
ndb_init();
Ndb* myNdb = new Ndb( "TEST_DB" ); // Object representing the database
MYSQL mysql;
/*******************************************
* Initialize NDB and wait until its ready *
*******************************************/
if (myNdb->init(1024) == -1) { // Set max 1024 parallel transactions
APIERROR(myNdb->getNdbError());
/**************************************************************
* Connect to mysql server and create table *
**************************************************************/
{
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
3306, "/tmp/mysql.sock", 0) )
MYSQLERROR(mysql);
mysql_query(&mysql, "CREATE DATABASE TEST_DB");
if (mysql_query(&mysql, "USE TEST_DB") != 0) MYSQLERROR(mysql);
if (myNdb->waitUntilReady(30) != 0) {
std::cout << "NDB was not ready within 30 secs." << std::endl;
create_table(mysql);
}
/**************************************************************
* Connect to ndb cluster *
**************************************************************/
Ndb_cluster_connection cluster_connection;
if (cluster_connection.connect(4, 5, 1))
{
std::cout << "Unable to connect to cluster within 30 secs." << std::endl;
exit(-1);
}
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster_connection.wait_until_ready(30,0) < 0)
{
std::cout << "Cluster was not ready within 30 secs.\n";
exit(-1);
}
create_table(myNdb);
Ndb* myNdb = new Ndb( &cluster_connection,
"TEST_DB" ); // Object representing the database
if (myNdb->init(1024) == -1) { // Set max 1024 parallel transactions
APIERROR(myNdb->getNdbError());
}
/**
* Initialise transaction array
......
ndb/examples/ndbapi_example1/ndbapi_example1.cpp
View file @ abb926c3
......@@ -141,8 +141,8 @@ static void create_table(MYSQL &mysql)
if (mysql_query(&mysql,
"CREATE TABLE"
" MYTABLENAME"
" (ATTR1 INT UNSIGNED PRIMARY KEY,"
" ATTR2 INT UNSIGNED)"
" (ATTR1 INT UNSIGNED NOT NULL PRIMARY KEY,"
" ATTR2 INT UNSIGNED NOT NULL)"
" ENGINE=NDB"))
MYSQLERROR(mysql);
}
......@@ -234,7 +234,7 @@ static void do_read(Ndb &myNdb)
NdbOperation *myOperation= myTransaction->getNdbOperation("MYTABLENAME");
if (myOperation == NULL) APIERROR(myTransaction->getNdbError());
myOperation->readTuple();
myOperation->readTuple(NdbOperation::LM_Read);
myOperation->equal("ATTR1", i);
NdbRecAttr *myRecAttr= myOperation->getValue("ATTR2", NULL);
......
ndb/examples/ndbapi_example4/Makefile
View file @ abb926c3
TARGET = ndbapi_example4
SRCS = ndbapi_example4.cpp
OBJS = ndbapi_example4.o
SRCS = $(TARGET).cpp
OBJS = $(TARGET).o
CXX = g++
CFLAGS = -c -Wall -fno-rtti -fno-exceptions
CXXFLAGS =
DEBUG =
LFLAGS = -Wall
INCLUDE_DIR = ../../include
LIB_DIR = -L../../src/.libs \
-L../../../libmysql_r/.libs \
-L../../../mysys
TOP_SRCDIR = ../../..
INCLUDE_DIR = $(TOP_SRCDIR)
LIB_DIR = -L$(TOP_SRCDIR)/ndb/src/.libs \
-L$(TOP_SRCDIR)/libmysql_r/.libs \
-L$(TOP_SRCDIR)/mysys
SYS_LIB =
$(TARGET): $(OBJS)
$(CXX) $(LFLAGS) $(LIB_DIR) $(OBJS) -lndbclient -lmysqlclient_r -lmysys -lz $(SYS_LIB) -o $(TARGET)
$(CXX) $(CXXFLAGS) $(LFLAGS) $(LIB_DIR) $(OBJS) -lndbclient -lmysqlclient_r -lmysys -lz $(SYS_LIB) -o $(TARGET)
$(TARGET).o: $(SRCS)
$(CXX) $(CFLAGS) -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/ndbapi $(SRCS)
$(CXX) $(CFLAGS) -I$(INCLUDE_DIR)/include -I$(INCLUDE_DIR)/ndb/include -I$(INCLUDE_DIR)/ndb/include/ndbapi $(SRCS)
clean:
rm -f *.o $(TARGET)
ndb/examples/ndbapi_scan_example/Makefile
View file @ abb926c3
TARGET = ndbapi_scan
SRCS = ndbapi_scan.cpp
OBJS = ndbapi_scan.o
SRCS = $(TARGET).cpp
OBJS = $(TARGET).o
CXX = g++
CFLAGS = -c -Wall -fno-rtti -fno-exceptions
CXXFLAGS =
CFLAGS = -g -c -Wall -fno-rtti -fno-exceptions
CXXFLAGS = -g
DEBUG =
LFLAGS = -Wall
TOP_SRCDIR = ../../..
INCLUDE_DIR = $(TOP_SRCDIR)/ndb/include
INCLUDE_DIR = $(TOP_SRCDIR)
LIB_DIR = -L$(TOP_SRCDIR)/ndb/src/.libs \
-L$(TOP_SRCDIR)/libmysql_r/.libs \
-L$(TOP_SRCDIR)/mysys
......@@ -17,7 +17,7 @@ $(TARGET): $(OBJS)
$(CXX) $(CXXFLAGS) $(LFLAGS) $(LIB_DIR) $(OBJS) -lndbclient -lmysqlclient_r -lmysys -lz $(SYS_LIB) -o $(TARGET)
$(TARGET).o: $(SRCS)
$(CXX) $(CFLAGS) -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/ndbapi $(SRCS)
$(CXX) $(CFLAGS) -I$(INCLUDE_DIR)/include -I$(INCLUDE_DIR)/extra -I$(INCLUDE_DIR)/ndb/include -I$(INCLUDE_DIR)/ndb/include/ndbapi $(SRCS)
clean:
rm -f *.o $(TARGET)
ndb/examples/ndbapi_scan_example/ndbapi_scan.cpp
View file @ abb926c3
......@@ -38,8 +38,6 @@
* getNdbScanOperation()
* execute()
*
* NdbResultSet
*
* NdbScanOperation
* getValue()
* readTuples()
......@@ -47,21 +45,14 @@
* deleteCurrentTuple()
* updateCurrentTuple()
*
* NdbDictionary::Dictionary
* const NdbDictionary::Dictionary
* getTable()
* dropTable()
* createTable()
*
* NdbDictionary::Column
* setName()
* setType()
* setLength()
* setPrimaryKey()
* setNullable()
* const NdbDictionary::Table
* getColumn()
*
* NdbDictionary::Table
* setName()
* addColumn()
* const NdbDictionary::Column
* getLength()
*
* NdbOperation
* insertTuple()
......@@ -76,6 +67,8 @@
*/
#include <mysql.h>
#include <mysqld_error.h>
#include <NdbApi.hpp>
// Used for cout
#include <iostream>
......@@ -97,9 +90,15 @@ milliSleep(int milliseconds){
/**
* Helper sleep function
*/
#define APIERROR(error) \
{ std::cout << "Error in " << __FILE__ << ", line:" << __LINE__ << ", code:" \
<< error.code << ", msg: " << error.message << "." << std::endl; \
#define PRINT_ERROR(code,msg) \
std::cout << "Error in " << __FILE__ << ", line: " << __LINE__ \
<< ", code: " << code \
<< ", msg: " << msg << "." << std::endl
#define MYSQLERROR(mysql) { \
PRINT_ERROR(mysql_errno(&mysql),mysql_error(&mysql)); \
exit(-1); }
#define APIERROR(error) { \
PRINT_ERROR(error.code,error.message); \
exit(-1); }
struct Car
......@@ -112,55 +111,26 @@ struct Car
/**
* Function to create table
*/
int create_table(Ndb * myNdb)
int create_table(MYSQL &mysql)
{
NdbDictionary::Table myTable;
NdbDictionary::Column myColumn;
NdbDictionary::Dictionary* myDict = myNdb->getDictionary();
/*********************************************************
* Create a table named GARAGE if it does not exist *
*********************************************************/
if (myDict->getTable("GARAGE") != NULL) {
std::cout << "NDB already has example table: GARAGE. "
while (mysql_query(&mysql,
"CREATE TABLE"
" GARAGE"
" (REG_NO INT UNSIGNED NOT NULL,"
" BRAND CHAR(20) NOT NULL,"
" COLOR CHAR(20) NOT NULL,"
" PRIMARY KEY USING HASH (REG_NO))"
" ENGINE=NDB"))
{
if (mysql_errno(&mysql) != ER_TABLE_EXISTS_ERROR)
MYSQLERROR(mysql);
std::cout << "MySQL Cluster already has example table: GARAGE. "
<< "Dropping it..." << std::endl;
if(myDict->dropTable("GARAGE") == -1)
{
std::cout << "Failed to drop: GARAGE." << std::endl;
exit(1);
}
}
Car car;
myTable.setName("GARAGE");
myColumn.setName("REG_NO");
myColumn.setType(NdbDictionary::Column::Unsigned);
myColumn.setLength(1);
myColumn.setPrimaryKey(true);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
myColumn.setName("BRAND");
myColumn.setType(NdbDictionary::Column::Char);
myColumn.setLength(sizeof(car.brand));
myColumn.setPrimaryKey(false);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
myColumn.setName("COLOR");
myColumn.setType(NdbDictionary::Column::Char);
myColumn.setLength(sizeof(car.color));
myColumn.setPrimaryKey(false);
myColumn.setNullable(false);
myTable.addColumn(myColumn);
if (myDict->createTable(myTable) == -1) {
APIERROR(myDict->getNdbError());
return -1;
/**************
* Drop table *
**************/
if (mysql_query(&mysql, "DROP TABLE GARAGE"))
MYSQLERROR(mysql);
}
return 1;
}
......@@ -460,7 +430,7 @@ int scan_update(Ndb* myNdb,
/**
* Define a result set for the scan.
*/
if( myScanOp->readTuplesExclusive(NdbOperation::LM_Exclusive) )
if( myScanOp->readTuples(NdbOperation::LM_Exclusive) )
{
std::cout << myTrans->getNdbError().message << std::endl;
myNdb->closeTransaction(myTrans);
......@@ -726,35 +696,66 @@ int scan_print(Ndb * myNdb)
int main()
{
ndb_init();
MYSQL mysql;
Ndb_cluster_connection cluster_connection;
/**************************************************************
* Connect to mysql server and create table *
**************************************************************/
{
if ( !mysql_init(&mysql) ) {
std::cout << "mysql_init failed\n";
exit(-1);
}
if ( !mysql_real_connect(&mysql, "localhost", "root", "", "",
3306, "/tmp/mysql.sock", 0) )
MYSQLERROR(mysql);
if (cluster_connection.connect(12, 5, 1))
mysql_query(&mysql, "CREATE DATABASE TEST_DB");
if (mysql_query(&mysql, "USE TEST_DB") != 0) MYSQLERROR(mysql);
create_table(mysql);
}
/**************************************************************
* Connect to ndb cluster *
**************************************************************/
Ndb_cluster_connection cluster_connection;
if (cluster_connection.connect(4, 5, 1))
{
std::cout << "Unable to connect to cluster within 30 secs." << std::endl;
exit(-1);
}
if (cluster_connection.wait_until_ready(30,30))
// Optionally connect and wait for the storage nodes (ndbd's)
if (cluster_connection.wait_until_ready(30,0) < 0)
{
std::cout << "Cluster was not ready within 30 secs." << std::endl;
std::cout << "Cluster was not ready within 30 secs.\n";
exit(-1);
}
Ndb myNdb(&cluster_connection,"TEST_DB" );
/*******************************************
* Initialize NDB and wait until its ready *
*******************************************/
Ndb myNdb(&cluster_connection,"TEST_DB");
if (myNdb.init(1024) == -1) { // Set max 1024 parallel transactions
APIERROR(myNdb.getNdbError());
exit(-1);
}
create_table(&myNdb);
/*******************************************
* Check table definition *
*******************************************/
int column_color;
{
const NdbDictionary::Dictionary* myDict= myNdb.getDictionary();
const NdbDictionary::Table *t= myDict->getTable("GARAGE");
NdbDictionary::Dictionary* myDict = myNdb.getDictionary();
int column_color = myDict->getTable("GARAGE")->getColumn("COLOR")->getColumnNo();
Car car;
if (t->getColumn("COLOR")->getLength() != sizeof(car.color) ||
t->getColumn("BRAND")->getLength() != sizeof(car.brand))
{
std::cout << "Wrong table definition" << std::endl;
exit(-1);
}
column_color= t->getColumn("COLOR")->getColumnNo();
}
if(populate(&myNdb) > 0)
std::cout << "populate: Success!" << std::endl;
......@@ -789,4 +790,6 @@ int main()
}
if(scan_print(&myNdb) > 0)
std::cout << "scan_print: Success!" << std::endl << std::endl;
return 0;
}
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