INT32 main ( INT32 argc, CHAR **argv )
{
// initialize local variables
CHAR *pHostName = NULL ;
CHAR *pServiceName = NULL ;
CHAR *pUsr = NULL ;
CHAR *pPasswd = NULL ;
// define a connetion handle; use to connect to database
sdbConnectionHandle connection = 0 ;
// define a collection space handle
sdbCSHandle collectionspace = 0 ;
// define a collection handle
sdbCollectionHandle collection = 0 ;
// define a cursor handle for query
sdbCursorHandle cursor = 0 ;
sdbCursorHandle cursor1 = 0 ;
// define local variables
// initialize them before use
INT32 rc = SDB_OK ;
bson obj ;
bson rule ;
bson record ;
bson updatecondition ;
bson tmp ;
bson_iterator it ;
// verify syntax
if ( 5 != argc )
{
displaySyntax ( (CHAR*)argv[0] ) ;
exit ( 0 ) ;
}
// read argument
pHostName = (CHAR*)argv[1] ;
pServiceName = (CHAR*)argv[2] ;
pUsr = (CHAR*)argv[3] ;
pPasswd = (CHAR*)argv[4] ;
// connect to database
rc = sdbConnect ( pHostName, pServiceName, pUsr, pPasswd, &connection ) ;
if( rc!=SDB_OK )
{
printf("Failed to connet to database, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// create collection space
rc = sdbCreateCollectionSpace ( connection, COLLECTION_SPACE_NAME,
SDB_PAGESIZE_4K, &collectionspace ) ;
if( rc!=SDB_OK )
{
printf("Failed to create collection space, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// create collection in a specified colletion space.
rc = sdbCreateCollection ( collectionspace, COLLECTION_NAME, &collection ) ;
if( rc!=SDB_OK )
{
printf("Failed to create collection, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// prepare record
bson_init( &record ) ;
bson_append_int( &record, "age", 10 ) ;
rc = bson_finish( &record ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
// insert record into database
rc = sdbInsert( collection, &record ) ;
if( rc!=SDB_OK )
{
printf("Failed to insert, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
bson_destroy( &record ) ;
// query all the record in this collection
rc = sdbQuery(collection, NULL, NULL, NULL, NULL, 0, -1, &cursor ) ;
if( rc!=SDB_OK )
{
printf("Failed to query, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// get the record from cursor
bson_init(&obj) ;
bson_init(&tmp) ;
rc=sdbNext( cursor, &obj ) ;
if ( rc!= SDB_OK )
{
printf("Failed to get next, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
rc = bson_copy( &tmp, &obj ) ;
CHECK_RC ( rc, "Failed to copy bson" ) ;
printf("Before update, the record is:\n") ;
bson_print( &tmp ) ;
// set the update condition using "_id"
bson_find( &it, &obj, "_id" ) ;
bson_init( &updatecondition ) ;
bson_append_element( &updatecondition, NULL, &it ) ;
rc = bson_finish( &updatecondition ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
// set the update rule
bson_init( &rule ) ;
bson_append_start_object ( &rule, "$set" ) ;
bson_append_int ( &rule, "age", 99 ) ;
bson_append_finish_object ( &rule ) ;
rc = bson_finish ( &rule ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
// update
rc = sdbUpdate(collection, &rule, &updatecondition, NULL ) ;
if ( rc!=SDB_OK )
{
printf("Failed to update, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
bson_destroy(&obj) ;
bson_destroy(&rule) ;
bson_destroy(&updatecondition) ;
// query all the record in this collection again
rc = sdbQuery(collection, NULL, NULL, NULL, NULL, 0, -1, &cursor1 ) ;
if( rc!=SDB_OK )
{
printf("Failed to query, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// get record from cursor1
bson_init(&obj) ;
rc=sdbNext( cursor1, &obj ) ;
if ( rc!= SDB_OK )
{
printf("Failed to get next, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
printf("after update, the record is:\n") ;
bson_print( &obj ) ;
bson_destroy(&obj) ;
done:
// drop collection space
rc = sdbDropCollectionSpace( connection, COLLECTION_SPACE_NAME ) ;
if ( rc != SDB_OK )
{
printf("Failed to drop collection space, rc = %d" OSS_NEWLINE, rc ) ;
}
// disconnect the connection
sdbDisconnect ( connection ) ;
// release the local variables
sdbReleaseCursor ( cursor ) ;
sdbReleaseCursor ( cursor1 ) ;
sdbReleaseCollection ( collection ) ;
sdbReleaseCS ( collectionspace ) ;
sdbReleaseConnection ( connection ) ;
return 0;
error:
goto done ;
}
INT32 main ( INT32 argc, CHAR **argv )
{
// initialize local variables
CHAR *pHostName = NULL ;
CHAR *pServiceName = NULL ;
CHAR *pUsr = NULL ;
CHAR *pPasswd = NULL ;
// define a connetion handle; use to connect to database
sdbConnectionHandle connection = 0 ;
// define a collection space handle
sdbCSHandle collectionspace = 0 ;
// define a collection handle
sdbCollectionHandle collection = 0 ;
// define a cursor handle for query
sdbCursorHandle cursor = 0 ;
// define local variables
// initialize them before use
INT32 rc = SDB_OK ;
INT32 count = 0 ;
bson obj ;
bson rule ;
bson objList [ NUM_RECORD ] ;
// verify syntax
if ( 5 != argc )
{
displaySyntax ( (CHAR*)argv[0] ) ;
exit ( 0 ) ;
}
// read argument
pHostName = (CHAR*)argv[1] ;
pServiceName = (CHAR*)argv[2] ;
pUsr = (CHAR*)argv[3] ;
pPasswd = (CHAR*)argv[4] ;
// connect to database
rc = sdbConnect ( pHostName, pServiceName, pUsr, pPasswd, &connection ) ;
CHECK_RC ( rc, "Failed to connet to database" ) ;
// create collection space
rc = sdbCreateCollectionSpace ( connection, COLLECTION_SPACE_NAME,
SDB_PAGESIZE_4K, &collectionspace ) ;
CHECK_RC ( rc, "Failed to create collection space" ) ;
// create collection in a specified colletion space.
// Here,we build it up in the new collection.
rc = sdbCreateCollection ( collectionspace, COLLECTION_NAME, &collection ) ;
CHECK_RC ( rc, "Failed to create collection" ) ;
// create record list using objList
createRecordList ( &objList[0], NUM_RECORD ) ;
// insert obj and free memory that allocated by createRecordList
for ( count = 0; count < NUM_RECORD; count++ )
{
// all the contents of inserted record are the same except _id
rc = sdbInsert ( collection, &objList[count] ) ;
if ( rc )
{
printf ( "Failed to insert record, rc = %d" OSS_NEWLINE, rc ) ;
}
bson_destroy ( &objList[count] ) ;
}
// query all the record in this collection
// and return the result by the cursor handle
rc = sdbQuery(collection, NULL, NULL, NULL, NULL, 0, -1, &cursor ) ;
CHECK_RC ( rc, "Failed to query" ) ;
// get all the qureied records
bson_init(&obj);
while( !( rc=sdbNext( cursor, &obj ) ) )
{
bson_print( &obj ) ;
bson_destroy(&obj) ;
bson_init(&obj);
}
bson_destroy(&obj) ;
if( rc==SDB_DMS_EOC )
{
printf("All the record had been list." OSS_NEWLINE ) ;
}
else if( rc!=SDB_OK )
{
CHECK_RC ( rc, "Failed to get the record" ) ;
}
// drop the specified collection
rc = sdbDropCollection( collectionspace,COLLECTION_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection" ) ;
// drop the specified collection space
rc = sdbDropCollectionSpace( connection,COLLECTION_SPACE_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection space" ) ;
done:
// disconnect the connection
sdbDisconnect ( connection ) ;
// release the local variables
sdbReleaseCursor ( cursor ) ;
sdbReleaseCollection ( collection ) ;
sdbReleaseCS ( collectionspace ) ;
sdbReleaseConnection ( connection ) ;
return 0;
error:
goto done ;
}
INT32 main ( INT32 argc, CHAR **argv )
{
// initialize local variables
CHAR *pHostName = NULL ;
CHAR *pServiceName = NULL ;
CHAR *pUsr = NULL ;
CHAR *pPasswd = NULL ;
// define a connetion handle; use to connect to database
sdbConnectionHandle connection = 0 ;
// define a collection space handle
sdbCSHandle collectionspace = 0 ;
// define a collection handle
sdbCollectionHandle collection = 0 ;
// define a cursor handle for query
sdbCursorHandle cursor = 0 ;
// define local variables
// initialize them before use
bson obj ;
bson rule ;
INT32 rc = SDB_OK ;
// read argument
pHostName = (CHAR*)argv[1] ;
pServiceName = (CHAR*)argv[2] ;
pUsr = (CHAR*)argv[3] ;
pPasswd = (CHAR*)argv[4] ;
// verify syntax
if ( 5 != argc )
{
displaySyntax ( (CHAR*)argv[0] ) ;
exit ( 0 ) ;
}
// connect to database
rc = sdbConnect ( pHostName, pServiceName, pUsr, pPasswd, &connection ) ;
CHECK_RC ( rc, "Failed to connet to database" ) ;
// create collection space
rc = sdbCreateCollectionSpace ( connection, COLLECTION_SPACE_NAME,
SDB_PAGESIZE_4K, &collectionspace ) ;
CHECK_RC ( rc, "Failed to create collection space" ) ;
// create collection in a specified colletion space.
rc = sdbCreateCollection ( collectionspace, COLLECTION_NAME, &collection ) ;
CHECK_RC ( rc, "Failed to create collection" ) ;
// insert records to the collection
bson_init ( &obj ) ;
// build a English record
createEnglishRecord ( &obj ) ;
// insert
rc = sdbInsert ( collection, &obj ) ;
CHECK_RC ( rc, "Failed to insert record" ) ;
// query the records
// the result is in the cursor handle
rc = sdbQuery(collection, NULL, NULL, NULL, NULL, 0, -1, &cursor ) ;
CHECK_RC ( rc, "Failed to query" ) ;
// update the record
// let's set the rule and query condition first
// here,we make the condition to be NULL
// so all the records will be update
bson_init ( &rule ) ;
bson_append_start_object ( &rule, "$set" ) ;
bson_append_int ( &rule, "age", 19 ) ;
bson_append_finish_object ( &rule ) ;
bson_finish ( &rule ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
printf ( "The update rule is:" ) ;
bson_print( &rule ) ;
// update
rc = sdbUpdate ( collection, &rule, NULL, NULL ) ;
CHECK_RC ( rc, "Failed to update the record" ) ;
// free memory after finish using bson
bson_destroy ( &rule ) ;
printf ( "Success to update!" OSS_NEWLINE ) ;
// drop the specified collection
rc = sdbDropCollection ( collectionspace,COLLECTION_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection" ) ;
// drop the specified collection space
rc = sdbDropCollectionSpace ( connection,COLLECTION_SPACE_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection" ) ;
done:
// disconnect the connection
sdbDisconnect ( connection ) ;
// release the local variables
sdbReleaseCursor ( cursor ) ;
sdbReleaseCollection ( collection ) ;
sdbReleaseCS ( collectionspace ) ;
sdbReleaseConnection ( connection ) ;
return 0;
error:
goto done ;
}
INT32 main ( INT32 argc, CHAR **argv )
{
// initialize local variables
CHAR *pHostName = NULL ;
CHAR *pServiceName = NULL ;
CHAR *pUsr = NULL ;
CHAR *pPasswd = NULL ;
// define a connetion handle; use to connect to database
sdbConnectionHandle connection = 0 ;
// define a collection space handle
sdbCSHandle collectionspace = 0 ;
// define a collection handle
sdbCollectionHandle collection = 0 ;
// define a cursor handle for query
sdbCursorHandle cursor = 0 ;
// define local variables
// initialize them before use
bson obj ;
bson rule ;
bson condition ;
INT32 rc = SDB_OK ;
// read argument
pHostName = (CHAR*)argv[1] ;
pServiceName = (CHAR*)argv[2] ;
pUsr = (CHAR*)argv[3] ;
pPasswd = (CHAR*)argv[4] ;
// verify syntax
if ( 5 != argc )
{
displaySyntax ( (CHAR*)argv[0] ) ;
exit ( 0 ) ;
}
// connect to database
rc = sdbConnect ( pHostName, pServiceName, pUsr, pPasswd, &connection ) ;
if( rc!=SDB_OK )
{
printf("Failed to connet to database, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// create collection space
rc = sdbCreateCollectionSpace ( connection, COLLECTION_SPACE_NAME,
SDB_PAGESIZE_4K, &collectionspace ) ;
if( rc!=SDB_OK )
{
printf("Failed to create collection space, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// create collection in a specified colletion space.
rc = sdbCreateCollection ( collectionspace, COLLECTION_NAME, &collection ) ;
if( rc!=SDB_OK )
{
printf("Failed to create collection, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// insert records to the collection
bson_init( &obj ) ;
// insert a English record
createEnglishRecord ( &obj ) ;
rc = sdbInsert ( collection, &obj ) ;
if ( rc )
{
printf ( "Failed to insert record, rc = %d" OSS_NEWLINE, rc ) ;
}
bson_destroy ( &obj ) ;
// query the records
// the result is in the cursor handle
rc = sdbQuery(collection, NULL, NULL, NULL, NULL, 0, -1, &cursor ) ;
if( rc!=SDB_OK )
{
printf("Failed to query, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
// update the record
// let's set the rule and query condition first
// here,we make the condition to be NULL
// so all the records will be update
bson_init( &rule ) ;
bson_append_start_object ( &rule, "$set" ) ;
bson_append_start_object ( &rule, "dev_id" ) ;
bson_append_binary ( &rule, "id_rand", BSON_BIN_BINARY, "a", 1 ) ;
bson_append_start_object ( &rule, "id_s" ) ;
bson_append_int ( &rule, "year", 2005 ) ;
bson_append_int ( &rule, "mon", 11 ) ;
bson_append_int ( &rule, "day", 10 ) ;
bson_append_int ( &rule, "num", 1024 ) ;
bson_append_finish_object ( &rule ) ;
//bson_append_binary ( &rule, "id_rand", BSON_BIN_BINARY, "a", 1 ) ;
bson_append_finish_object ( &rule ) ;
bson_append_finish_object ( &rule ) ;
rc = bson_finish ( &rule ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
printf("The update rule is:") ;
bson_print( &rule ) ;
bson_init ( &condition ) ;
bson_append_start_object ( &condition, "dev_id.id_s" ) ;
bson_append_int ( &condition, "year", 2007 ) ;
bson_append_int ( &condition, "mon", 11 ) ;
bson_append_int ( &condition, "day", 10 ) ;
bson_append_int ( &condition, "num", 1024 ) ;
bson_append_finish_object ( &condition ) ;
rc = bson_finish ( &condition ) ;
CHECK_RC ( rc, "Failed to build bson" ) ;
rc = sdbUpsert( collection, &rule, &condition, NULL ) ;
if( rc!=SDB_OK )
{
printf("Failed to update the record, rc = %d" OSS_NEWLINE, rc ) ;
goto error ;
}
bson_destroy(&rule);
printf("Success to update!" OSS_NEWLINE ) ;
done:
// drop collection space
rc = sdbDropCollectionSpace( connection, COLLECTION_SPACE_NAME ) ;
if ( rc != SDB_OK )
{
printf("Failed to drop the specified collection,\
rc = %d" OSS_NEWLINE, rc ) ;
}
INT32 main ( INT32 argc, CHAR **argv )
{
// initialize local variables
CHAR *pHostName = NULL ;
CHAR *pServiceName = NULL ;
CHAR *pUsr = NULL ;
CHAR *pPasswd = NULL ;
// define handles
sdbConnectionHandle db = SDB_INVALID_HANDLE ;
sdbCSHandle cs = SDB_INVALID_HANDLE ;
sdbCollectionHandle cl = SDB_INVALID_HANDLE ;
sdbLobHandle lob = SDB_INVALID_HANDLE ;
INT32 rc = SDB_OK ;
CHAR buf[BUFSIZE] = { 'a' } ;
bson_oid_t oid ;
// verify syntax
if ( 5 != argc )
{
displaySyntax ( (CHAR*)argv[0] ) ;
exit ( 0 ) ;
}
// read argument
pHostName = (CHAR*)argv[1] ;
pServiceName = (CHAR*)argv[2] ;
pUsr = (CHAR*)argv[3] ;
pPasswd = (CHAR*)argv[4] ;
// connect to database
rc = sdbConnect ( pHostName, pServiceName, pUsr, pPasswd, &db ) ;
CHECK_RC ( rc, "Failed to connet to database" ) ;
// create collection space
rc = sdbCreateCollectionSpace ( db, COLLECTION_SPACE_NAME,
SDB_PAGESIZE_4K, &cs ) ;
CHECK_RC ( rc, "Failed to create collection space" ) ;
// create collection
rc = sdbCreateCollection ( cs, COLLECTION_NAME, &cl ) ;
CHECK_RC ( rc, "Failed to create collection" ) ;
// create a large object and than write something to it
// we need to gen an oid for the creating large object
bson_oid_gen( &oid ) ;
rc = sdbOpenLob( cl, &oid, SDB_LOB_CREATEONLY, &lob ) ;
CHECK_RC ( rc, "Failed to create large object" ) ;
// write something to the newly created large object
rc = sdbWriteLob( lob, buf, BUFSIZE ) ;
CHECK_RC ( rc, "Failed to write to large object" ) ;
// close the newly created large object
rc = sdbCloseLob( &lob ) ;
CHECK_RC ( rc, "Failed to close large object" ) ;
printf( "Success to create a large object and write something to it!\n" ) ;
// drop the collection
rc = sdbDropCollection( cs,COLLECTION_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection" ) ;
// drop the collection space
rc = sdbDropCollectionSpace( db,COLLECTION_SPACE_NAME ) ;
CHECK_RC ( rc, "Failed to drop the specified collection space" ) ;
done:
// disconnect the connection
sdbDisconnect ( db ) ;
// release the handles
// sdbReleaseLob ( lob ) ;
sdbReleaseCollection ( cl ) ;
sdbReleaseCS ( cs ) ;
sdbReleaseConnection ( db ) ;
return 0;
error:
goto done ;
}