Advanced Queuing - Oracle

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AQ and Memory Usage /* Allocate an instance of SCOTT.MESSAGE, and get its null indicator: */ checkerr(errhp, OCIObjectNew(envhp, errhp, svchp, OCI_TYPECODE_OBJECT, mesgtdo, (dvoid *)0, OCI_DURATION_SESSION, TRUE, (dvoid **)&mesg)); checkerr(errhp, OCIObjectGetInd(envhp, errhp, (dvoid *)mesg, (dvoid **)&mesgind)); /* Allocate a descriptor for dequeue options and set wait time, navigation: */ checkerr(errhp, OCIDescriptorAlloc(envhp, (dvoid **)&deqopt, OCI_DTYPE_AQDEQ_OPTIONS, 0, (dvoid **)0)); checkerr(errhp, OCIAttrSet(deqopt, OCI_DTYPE_AQDEQ_OPTIONS, (dvoid *)&wait, 0, OCI_ATTR_WAIT, errhp)); checkerr(errhp, OCIAttrSet(deqopt, OCI_DTYPE_AQDEQ_OPTIONS, (dvoid *)&navigation, 0, OCI_ATTR_NAVIGATION, errhp)); /* Dequeue the message and commit: */ checkerr(errhp, OCIAQDeq(svchp, errhp, (CONST text *)"msgqueue", deqopt, 0, mesgtdo, (dvoid **)&mesg, (dvoid **)&mesgind, 0, 0)); checkerr(errhp, OCITransCommit(svchp, errhp, (ub4) 0)); /* Copy the message payload text into the user buffer: */ if (mesgind->null_data) *buflen = 0; else memcpy((dvoid *)buf, (dvoid *)OCIStringPtr(envhp, mesg->data), (size_t)(*buflen = OCIStringSize(envhp, mesg->data))); /* Free the dequeue options descriptor: */ checkerr(errhp, OCIDescriptorFree((dvoid *)deqopt, OCI_DTYPE_AQDEQ_OPTIONS)); /* Free the memory for the objects: */ Checkerr(errhp, OCIObjectFree(envhp, errhp, (dvoid *)mesg, OCI_OBJECTFREE_FORCE)); } /* end deqmesg */ void main() { OCIServer *srvhp; OCISession *usrhp; dvoid *tmp; text buf[80]; /* payload text */ A-74 Oracle9i Application Developer’s Guide - Advanced Queuing
ub4 buflen; OCIInitialize((ub4) OCI_OBJECT, (dvoid *)0, (dvoid * (*)()) 0, (dvoid * (*)()) 0, (void (*)()) 0 ); AQ and Memory Usage OCIHandleAlloc((dvoid *) NULL, (dvoid **) &envhp, (ub4) OCI_HTYPE_ENV, 52, (dvoid **) &tmp); OCIEnvInit( &envhp, (ub4) OCI_DEFAULT, 21, (dvoid **) &tmp ); OCIHandleAlloc((dvoid *) envhp, (dvoid **) &errhp, (ub4) OCI_HTYPE_ERROR, 52, (dvoid **) &tmp); OCIHandleAlloc((dvoid *) envhp, (dvoid **) &srvhp, (ub4) OCI_HTYPE_SERVER, 52, (dvoid **) &tmp); OCIServerAttach(srvhp, errhp, (text *) 0, (sb4) 0, (ub4) OCI_DEFAULT); OCIHandleAlloc((dvoid *) envhp, (dvoid **) &svchp, (ub4) OCI_HTYPE_SVCCTX, 52, (dvoid **) &tmp); /* Set attribute server context in the service context: */ OCIAttrSet((dvoid *) svchp, (ub4) OCI_HTYPE_SVCCTX, (dvoid *)srvhp, (ub4) 0, (ub4) OCI_ATTR_SERVER, (OCIError *) errhp); /* Allocate a user context handle: */ OCIHandleAlloc((dvoid *)envhp, (dvoid **)&usrhp, (ub4) OCI_HTYPE_SESSION, (size_t) 0, (dvoid **) 0); OCIAttrSet((dvoid *)usrhp, (ub4)OCI_HTYPE_SESSION, (dvoid *)"scott", (ub4)strlen("scott"), OCI_ATTR_USERNAME, errhp); OCIAttrSet((dvoid *)usrhp, (ub4)OCI_HTYPE_SESSION, (dvoid *)"tiger", (ub4)strlen("tiger"), OCI_ATTR_PASSWORD, errhp); checkerr(errhp, OCISessionBegin (svchp, errhp, usrhp, OCI_CRED_RDBMS, OCI_DEFAULT)); OCIAttrSet((dvoid *)svchp, (ub4)OCI_HTYPE_SVCCTX, (dvoid *)usrhp, (ub4)0, OCI_ATTR_SESSION, errhp); do { deqmesg(buf, &buflen); printf("%.*s\n", buflen, buf); } while(1); } /* end main */ Oracle Advanced Queuing by Example A-75
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Oracle9i Application Developer’s
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Contents Send Us Your Comments ....
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Enhanced Propagation Scheduling Cap
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Creating AQ Administrators and User
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Support for Statistics Views ......
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Removing an Alias from the LDAP Ser
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Priority and Ordering of Messages..
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Sending a Message Using a Queue Sen
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Specifying JMS Message Property as
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Gateway Agent .....................
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Enqueue of Messages for remote subs
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Send Us Your Comments Oracle9i Appl
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Preface This reference describes fe
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Chapter 9, "Administrative Interfac
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Conventions To download free releas
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Convention Meaning Example [] Brack
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Convention Meaning Example Special
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http://www.oracle.com/accessibility
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What’s New in Advanced Queuing? T
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The servlet parses the content of t
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Dequeue enhancements: Using the deq
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1 Introduction to Oracle Advanced Q
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Figure 1-1 Integrated Application E
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General Features of Advanced Queuin
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Support for Statistics Views Struct
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XMLType Payloads General Features o
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Figure 1-6 Architecture for Perform
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Correlation Identifiers Enqueue Fea
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Sender Identification Enqueue Featu
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Retries with Delays Dequeue Feature
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Third-Party Support Elements of Adv
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Recipient Elements of Advanced Queu
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Demos You can start a maximum of 10
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Table 1-1 Demos Demo and Locations
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The following basic components are
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Table 2-1 Type Name (type_name) Par
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Syntax TYPE aq$_subscriber_list_t I
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Table 2-4 Nonpersistent Queues Queu
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Table 2-7 lists the enumerated cons
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INIT.ORA Parameter File Considerati
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3 AQ Programmatic Environments This
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Table 3-1 (Cont.) AQ Programmatic E
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Examples Using Visual Basic (OO4O)
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Advanced Queuing Examples For JDK 1
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Oracle JMS Extensions Using Oracle
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Using the AQ XML Servlet to Access
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Table 3-2 Comparison of AQ Programm
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Alter a Subscriber DBMS_AQADM.alter
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Comparing AQ Programmatic Environme
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4 Managing AQ This chapter discusse
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Access to AQ Object Types Oracle 8.
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LNOCI Applications Queue Table Expo
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Importing Queue Table Data Creating
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Restrictions on Queue Management ig
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Propagation Issues Propagation Issu
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Propagation Issues all these circum
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Migrating To and From 8.0 Oracle 8.
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Security with 8.0-Style Queues Acce
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5 Performance and Scalability This
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Propagation Tuning Tips same segmen
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General Questions 6 Frequently Aske
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General Questions How do you associ
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General Questions 2 - Ex subscriber
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Messaging Gateway Questions mgwadm.
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Messaging Gateway Questions 3. Veri
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Propagation Questions Messaging Gat
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Transformation Questions Messaging
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Messaging Gateway Questions user. E
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Internet Access Questions Why doesn
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Performance Questions How do I use
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Installation Questions 2. Set up us
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Installation Questions NOTE: In Ora
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7 Modeling and Design This chapter
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Basic Queuing Basic Queuing Illustr
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Modeling Queue Entities Consumers A
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Multiconsumer Dequeuing of the Same
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Modeling Queue Entities produced by
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Modeling Queue Entities list of sub
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Modeling Queue Entities application
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Modeling Queue Entities whether the
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8 A Sample Application Using AQ In
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Structured Payloads General Feature
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For details on XMlType operations r
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end; Nonpersistent Queues END LOOP;
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OCIAttrGet((dvoid *)subscrhp, OCI_H
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printf("Initialization successful\n
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* End of file tkaqdocn.c */ Visual
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AQQueueTableProperty mqt_prop; AQQu
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Support for Statistics Views } Inte
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Enqueue Features cannot have the sa
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compatible => '8.1', \ primary_inst
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Enqueue Features set oraaq = OraDat
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{ AQSession aq_sess; AQQueue booked
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Time Specification: Delay } { /* Cr
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Set OraOrder = OraDatabase.CreateOr
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ack_order_queue_name := 'WS.WS_back
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} Message Grouping } catch (Excepti
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EXECUTE BOLADM.same_order_enq(’My
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dbms_aq.enqueue('WS.ws_bookedorders
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JOHN DASH 100 EXPRESS STREET REDWOO
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Dequeue Features messages with the
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* Dequeue the orders: */ CONNECT ES
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} Multiple Recipients catch (Except
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Dequeue Features init.ora parameter
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deq_cust_data BOLADM.customer_typ;
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Modes of Dequeuing if MsgIsDequeued
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Dequeue Features that the remove de
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Dequeue Features /* Dequeue all int
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} } } db_conn.commit(); Dequeue Fea
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Retry with Delay Interval Dequeue F
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* Create an AQ Session: */ aq_sess
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Dequeue Features DBMS_AQADM.START_Q
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Dequeue Features The following exam
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} Dequeue Features backorders_q = a
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Dequeue Features Eastern Region Sh
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END; queue_name => 'OS.OS_bookedord
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Dequeue Features Scenario In the cu
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no_message EXCEPTION; pragma EXCEPT
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* Get owner, queue where message is
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Dequeue Using the AQ XML Servlet As
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ub4 fedex; ub4 air; ub4 ground; };
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); printf("Initialization successfu
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sb4 errcode = 0; Asynchronous Notif
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Asynchronous Notifications BEGIN --
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Propagation Scenario Enhanced Pro
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PL/SQL (DBMS_AQADM Package): Exampl
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* Check if the schedule has been en
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length is a variable of type NUMBER
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Propagation Features retry time is
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Propagation Features Scenario In th
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import javax.servlet.*; import java
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dbms_aqadm.schedule_propagation('OE
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9 Administrative Interface This cha
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Use Case Model: Administrative Inte
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OR optional information add table d
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Creating a Queue Table Visual Basi
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dbms_aqadm.create_queue_table ( que
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q_table = aq_sess.createQueueTable
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Creating a Queue Table [Set Storage
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Altering a Queue Table PL/SQL (DBMS
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Dropping a Queue Table Figure 9-4 D
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force => TRUE); Java (JDBC): Droppi
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OR OR OR default optional informati
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Creating a queue within a queue tab
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} Creating a multiconsumer queue wi
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Creating a Nonpersistent Queue mess
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See Also: Table 9-1 for a list of a
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Dropping a Queue Figure 9-8 Droppin
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Java (JDBC): Dropping a Queue /* Dr
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Creating a Transformation Usage Not
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Modifying a Transformation Figure 9
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Applying a Transformation Figure 9-
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Dropping a Transformation PL/SQL (D
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Starting a Queue Syntax See Chapter
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Stopping a Queue Figure 9-14 Stoppi
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Java (JDBC): Stopping a Queue /* St
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Granting System Privilege See Chapt
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Revoking System Privilege Figure 9-
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Granting Queue Privilege Figure 9-1
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Revoking Queue Privilege Figure 9-1
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} AQQueue queue; /* Get the queue o
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Purpose Adds a default subscriber t
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* Where the transformation was crea
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agent1 = new AQAgent("East_Shipping
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See Also: Table 9-1 for a list of a
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’AQ.MSG_MAP1’); /* Alter the su
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Purpose Remove a default subscriber
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Scheduling a Queue Propagation Figu
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PL/SQL (DBMS_AQADM): Scheduling a Q
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Unscheduling a Queue Propagation Fi
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} AQAgent agent1; AQAgent agent2; /
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Note: The sys.aq$_message_types tab
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Altering a Propagation Schedule Fig
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eached by the database link another
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Enabling a Propagation Schedule Exa
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Disabling a Propagation Schedule Fi
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} AQQueue queue; AQAgent agent1; AQ
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Purpose Registers an agent for AQ I
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Purpose Alters an agent registered
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PL/SQL: Example not provided. VB (
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Enabling Database Access Examples S
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VB (OO4O): Example not provided. J
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Java (JDBC): Oracle9i Supplied Java
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Removing an Alias from the LDAP Ser
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10 Administrative Interface: Views
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Selecting All Queue Tables in Datab
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Selecting User Queue Tables Figure
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Selecting All Queues in Database Fi
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Selecting All Propagation Schedules
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Purpose This view describes the cur
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Selecting Queues for Which User Has
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Selecting Queues for Which User Has
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Selecting Messages in Queue Table F
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Table 10-8 (Cont.) View for Selecti
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Selecting Queue Tables in User Sche
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Selecting Queues In User Schema Fig
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Selecting Propagation Schedules in
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Purpose Table 10-11 USER_QUEUE_SCHE
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Selecting Queue Subscribers Figure
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Selecting Queue Subscribers and The
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Selecting the Number of Messages in
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Selecting the Number of Messages in
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Selecting the AQ Agents Registered
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Table 10-17 USER_TRANSFORMATIONS Co
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Table 10-19 DBA_TRANSFORMATIONS Col
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11 Operational Interface: Basic Ope
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Table 11-1 (Cont.) Use Case Model:
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Purpose Adds a message to the speci
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See Also: Purpose To specify the op
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Enqueuing a Message [Specify Messag
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Enqueuing a Message [Add Payload] S
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DBMS_AQ.ENQUEUE(queue_name => ’ms
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} Enqueuing a Message [Add Payload]
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} raw_payload.setStream(b_array, b_
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Listening to One or More Single-Con
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Listen to Single-Consumer Queue (Ti
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} Listening to One or More Single-C
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OCIEnvInit( &envhp, (ub4) OCI_DEFAU
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} Listening to One or More Single-C
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OCIEnvInit( &envhp, (ub4) OCI_DEFAU
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Listening to One or More Multiconsu
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Listening to One or More Multiconsu
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} Listening to One or More Multicon
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OCIEnv *envhp; OCIServer *srvhp; OC
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} printf("MESSAGE for :- \n"); GetA
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Usage Notes Search criteria and deq
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Dequeuing a Message from a Single-C
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Dequeuing a Message from a Single-C
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' of "RELATIVE_MSG_ID" Q.Navigation
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See Also: Dequeuing a Message from
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Registering for Notification Figure
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PL/SQL (DBMS_AQ Package): Not avail
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Registering for Notification [Speci
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Posting for Subscriber Notification
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Adding an Agent to the LDAP Server
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Removing an Agent from the LDAP Ser
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12 Creating Applications Using JMS
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J2EE Compliance General Features of
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JMS Connection and Session General
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General Features of JMS To connect
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General Features of JMS A JMS Conne
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General Features of JMS acknowledg
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General Features of JMS There are t
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alter() - alters a queue or topic G
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General Features of JMS CREATE USER
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General Features of JMS backed_orde
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General Features of JMS /* Check in
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General Features of JMS JMS time st
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Table 12-1 Message Header Fields Me
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General Features of JMS Stream Mess
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General Features of JMS Object Mess
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JMS_OracleDelay JMS_OracleOriginalM
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public String getRegion() { return
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eturn quantity; } } /* * BolBook -
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} this.custid = custid; this.name =
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Queue Sender JMS Point-to-Point Mod
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try { JMS Point-to-Point Model Feat
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JMS Publish-Subscribe Model Feature
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Durable Subscriber JMS Publish-Subs
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Example Code JMS Publish-Subscribe
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JMS Publish-Subscribe Model Feature
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TopicReceiver } System.out.println(
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Topic Browser } obj_message = (Obje
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} TopicBrowser browser; Topic topic
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JMS Message Producer Features Examp
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Time Specification - Delay } "OE_bo
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JMS Message Producer Features Examp
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JMS Message Producer Features The m
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} sender.send(obj_message); } catch
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} ObjectMessage obj_message; BolCus
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Message Navigation in Receive } new
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int new_orders = 1; try { JMS Messa
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JMS Message Consumer Features This
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JMS Message Consumer Features The m
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} } try { /* cast to JMS Object Mes
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{ } /* cast to JMS Object Message *
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JMS Message Consumer Features The m
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} } JMS Propagation 3. Receive expi
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JMS Propagation oe_ws from database
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* Create local subscriber - for pri
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JMS Propagation When a schedule is
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Maximum number of bytes propagated
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Message Transformation with JMS AQ
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Message Transformation with JMS AQ
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} Message Transformation with JMS A
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} Message Transformation with JMS A
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13 JMS Administrative Interface: Ba
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Use Case Model: JMS Administrative
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Registering a Queue/Topic Connectio
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Unregistering a Queue/Topic Connect
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Unregistering a Queue/Topic Connect
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Getting a Queue Connection Factory
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Getting a Queue Connection Factory
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Getting a Topic Connection Factory
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Getting a Topic Connection Factory
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Getting a Queue/Topic Connection Fa
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Getting a Queue/Topic in LDAP Figur
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See Also: Table 13-1 for a list of
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Getting a Queue Table Figure 13-15
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Specifying Destination Properties F
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Creating a Queue—Point-to-Point F
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Creating a Topic—Publish-Subscrib
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Granting System Privileges Figure 1
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Purpose Grant a topic privilege in
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Revoking Topic Privileges—Publish
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Purpose Grant a queue privilege in
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Purpose Revoke queue privilege in t
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Starting a Destination Usage Notes
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Purpose Stop a destination. Stoppin
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Syntax See Java (JDBC): Oracle9i Su
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TopicSession t_sess; Topic topic; (
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Enabling a Propagation Schedule Fig
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Altering a Propagation Schedule Fig
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Disabling a Propagation Schedule Fi
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14 JMS Operational Interface: Basic
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Creating a Queue Connection with Us
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See Also: Purpose Create a queue co
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Creating a Queue Connection with an
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Creating a Queue Session Figure 14-
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Sending a Message Using a Queue Sen
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Sending Messages Using a Queue Send
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Creating a Queue Browser for Queues
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Browsing Messages Using a Queue Bro
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Creating a Queue Receiver for Queue
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Creating a Queue Receiver for Queue
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Creating a Queue Connection with an
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Use Case Model: JMS Operational Int
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Usage Notes Not applicable. Creatin
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Creating a Topic Connection with De
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Creating a Topic Connection with an
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Syntax Java (JDBC): Oracle9i Suppli
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See Also: Publishing a Message Usin
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Publishing a Message Using a Topic
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See Also: Publishing a Message Usin
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Creating a Durable Subscriber for a
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See Also: Purpose Create a durable
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Example Creating a Durable Subscrib
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Creating a Remote Subscriber for To
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Creating a Remote Subscriber for To
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Example Creating a Remote Subscribe
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Unsubscribing a Durable Subscriptio
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Unsubscribing a Durable Subscriptio
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Creating a Topic Receiver for a Top
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See Also: Creating a Topic Receiver
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Creating a Topic Browser for Topics
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See Also: Creating a Topic Browser
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Browsing Messages Using a Topic Bro
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Use Case Model: JMS Operational Int
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Starting a JMS Connection Figure 16
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Usage Notes Not applicable. Committ
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See Also: Purpose Rollback All Oper
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Getting the Underlying OracleOCICon
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Creating a Map Message Usage Notes
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Creating a Stream Message Figure 16
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Creating a Text Message Refer to Ja
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Creating a JMS Message Figure 16-12
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Creating an ADT Message Syntax See
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Specifying Message Correlation ID F
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Specifying JMS Message Property Fig
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Page 805 and 806:
Page 807 and 808:
Page 809 and 810:
Page 811 and 812:
Setting Default TimeToLive for All
Page 813 and 814:
Setting Default Priority for All Me
Page 815 and 816:
Usage Notes Not applicable. Creatin
Page 817 and 818:
Receiving a Message Synchronously U
Page 819 and 820:
Specifying the Navigation Mode for
Page 821 and 822:
Specifying a Message Listener to Re
Page 823 and 824:
Specifying a Message Listener to Re
Page 825 and 826:
Getting the Correlation ID of a Mes
Page 827 and 828:
Purpose Get the Message ID of a Mes
Page 829 and 830:
Getting the JMS Message Property Fi
Page 831 and 832:
See Also: Purpose Get the Message P
Page 833 and 834:
Purpose Get the Message Property as
Page 835 and 836:
Page 837 and 838:
Page 839 and 840:
Getting the JMS Message Property as
Page 841 and 842:
See Also: Purpose Get the Message P
Page 843 and 844:
Page 845 and 846:
Closing a Message Producer Figure 1
Page 847 and 848:
Stopping a JMS Connection Figure 16
Page 849 and 850:
See Java (JDBC): Oracle9i Supplied
Page 851 and 852:
Usage Notes Not applicable. Getting
Page 853 and 854:
See Also: Purpose Get the Error Mes
Page 855 and 856:
Printing the Stack Trace for the JM
Page 857 and 858:
Getting the Exception Listener Usag
Page 859 and 860:
Setting the Ping Period for the Exc
Page 861 and 862:
Getting the Ping Period for the Exc
Page 863 and 864:
17 Internet Access to Advanced Queu
Page 865 and 866:
Figure 17-2 Architecture for Perfor
Page 867 and 868:
SOAP Method Invocation The Internet
Page 869 and 870:
Notifications from the server to th
Page 871 and 872:
Message Payloads AQ supports messag
Page 873 and 874:
Required elements are shown in bold
Page 875 and 876:
scott 100 NEW URGENT EAST 1001
Page 877 and 878:
scott 1111 Mary 5000 1996-01-01
Page 879 and 880:
1 1 toyota john scott aqus
Page 881 and 882:
scott The Internet Data Access P
Page 883 and 884:
The Internet Data Access Presentati
Page 885 and 886:
Page 887 and 888:
The Internet Data Access Presenta
Page 889 and 890:
Rollback Request Example A rollback
Page 891 and 892:
. The Internet Data Access Presenta
Page 893 and 894:
Page 895 and 896:
Example A FAULT message has the fol
Page 897 and 898:
IDAP Schema 'http://schemas.xmlsoap
Page 899 and 900:
SOAP and AQ XML Schemas
Page 901 and 902:
Page 903 and 904:
Page 905 and 906:
Page 907 and 908:
Page 909 and 910:
Page 911 and 912:
Deploying the AQ XML Servlet The AQ
Page 913 and 914:
User Authentication $ORACLE_HOME/li
Page 915 and 916:
Deploying the AQ XML Servlet Mappin
Page 917 and 918:
} Hashtable env = new Hashtable(5,
Page 919 and 920:
Deploying the AQ XML Servlet 2. Cre
Page 921 and 922:
Using HTTP to Access the AQ XML Ser
Page 923 and 924:
Using HTTP to Access the AQ XML Ser
Page 925 and 926:
Figure 17-3 HTTP Advanced Queuing P
Page 927 and 928:
. Map the AQ agent to a database us
Page 929 and 930:
} db_drv.getCacheSize(10); this.set
Page 931 and 932:
Customizing the AQ Servlet The void
Page 933 and 934:
} this.setAQDataSource(db_drv); /*
Page 935 and 936:
18 Messaging Gateway Messaging Gate
Page 937 and 938:
Messaging Gateway Architecture For
Page 939 and 940:
Gateway Agent Propagation Processin
Page 941 and 942:
1. Loading Database Objects into th
Page 943 and 944:
Modifying tnsnames.ora: Example MGW
Page 945 and 946:
Setup Verification Creating a Messa
Page 947 and 948:
Working with Messaging Gateway desc
Page 949 and 950:
The following command shuts down th
Page 951 and 952:
end; Working with Messaging Gateway
Page 953 and 954:
Working with Messaging Gateway The
Page 955 and 956:
The propagation type (inbound or ou
Page 957 and 958:
end; Working with Messaging Gateway
Page 959 and 960:
Working with Messaging Gateway inst
Page 961 and 962:
Converting Messages Converting Mess
Page 963 and 964:
Messaging Gateway Canonical Types C
Page 965 and 966:
Converting Messages An AQ payload o
Page 967 and 968:
Converting Messages The MQSeries fi
Page 969 and 970:
Converting Messages Advanced Queuin
Page 971 and 972:
Table 18-4 Messaging Gateway Names
Page 973 and 974:
Table 18-5 MQSeries Header Default
Page 975 and 976:
queue_name => ’AQ_book_orders’,
Page 977 and 978:
Converting Messages Propagating Inb
Page 979 and 980:
File Contents Initialization Parame
Page 981 and 982:
Format: set CLASSPATH= The mgw.ora
Page 983 and 984:
A Oracle Advanced Queuing by Exampl
Page 985 and 986:
- Managing Propagation From One Que
Page 987 and 988:
Creating a Queue Table and Queue of
Page 989 and 990:
Creating an Java AQ Session Creatin
Page 991 and 992:
Creating a Queue and Start Enqueue/
Page 993 and 994:
Enqueuing and Dequeuing Of Messages
Page 995 and 996:
EXEC SQL CONNECT :user; /* On an or
Page 997 and 998:
{ OCIEnv *envhp; OCIServer *srvhp;
Page 999 and 1000:
public static void AQObjectPayloadT
Page 1001 and 1002:
this.empNo = empNo; } ////// implem
Page 1003 and 1004:
} /* Enqueue a message in test_queu
Page 1005 and 1006: void sql_error(msg) char *msg; { EX
Page 1007 and 1008: } Enqueuing and Dequeuing of RAW Ty
Page 1009 and 1010: } /* Get a handle to a queue - aq_q
Page 1011 and 1012: AQRawPayload raw_payload; AQEnqueue
Page 1013 and 1014: DBMS_AQ.ENQUEUE(queue_name => ’pr
Page 1015 and 1016: } } else m_property.setPriority(3);
Page 1017 and 1018: and remove RED from queue: */ DECLA
Page 1019 and 1020: Enqueuing and Dequeuing Of Messages
Page 1021 and 1022: char subject[30]; /* components of
Page 1023 and 1024: * Bind the host variable ’message
Page 1025 and 1026: int main() { OCIEnv *envhp; OCIServ
Page 1027 and 1028: ecipients DBMS_AQ.aq$_recipient_lis
Page 1029 and 1030: WHEN no_messages THEN DBMS_OUTPUT.P
Page 1031 and 1032: OCIEnvInit( &envhp, (ub4) OCI_DEFAU
Page 1035 and 1036: dequeue_options.navigation := DBMS_
Page 1037 and 1038: SELECT t.user_data.data INTO lob_lo
Page 1039 and 1040: Connection db_conn = null; AQEnqueu
Page 1043 and 1044: } Thread.sleep(30000); // dequeue m
Page 1045 and 1046: END; BEGIN DBMS_AQADM.SCHEDULE_PROP
Page 1047 and 1048: queue_name => ’q1def’, destinat
Page 1049 and 1050: EXECUTE DBMS_AQADM.DROP_QUEUE ( que
Page 1051 and 1052: * XA open string */ char xaoinfo[]
Page 1053 and 1054: Deploying AQ with XA envhp = xaoEnv
Page 1055: #include #endif #include static v
Page 1059 and 1060: struct message { OCINumber id; OCIS
Page 1061 and 1062: AQ and Memory Usage OCIHandleAlloc(
Page 1063 and 1064: OCIInd null_adt; OCIInd null_id; OC
Page 1065 and 1066: (ub4) OCI_ATTR_SERVER, (OCIError *)
Page 1067 and 1068: LNOCIError *errhp; LNOCISvcCtx *svc
Page 1069 and 1070: OCIAttrSet((dvoid *)svchp, (ub4)OCI
Page 1071 and 1072: B Oracle JMS Interfaces, Classes, a
Page 1073 and 1074: Table B-1 (Cont.) Interfaces, Class
Page 1075 and 1076: Oracle JMSClasses (part 1) Figure B
Page 1077 and 1078: Oracle JMS Classes (part 2) Figure
Page 1083 and 1084: See Also: "Interface - javax.jms.M
Page 1089 and 1090: See Also: "Interface - javax.jms.Q
Page 1091 and 1092: Oracle JMS Classes (part 10 continu
Page 1093 and 1094: readBoolean() readByte() readBytes(
Page 1095 and 1096: See Also: "Oracle JMSClasses (part
Page 1097 and 1098: setDouble(String, double) setFloat(
Page 1101 and 1102: See Also: "Oracle JMS Classes (par
Page 1105 and 1106: close() commit() createBytesMessage
Page 1107 and 1108:
writeString(String) Interface - jav
Page 1109 and 1110:
See Also: "Oracle JMS Classes (par
Page 1111 and 1112:
getErrorCode() getLinkedException()
Page 1113 and 1114:
getNavigationMode() receiveNoData()
Page 1115 and 1116:
getAdtPayload() setAdtPayload(Custo
Page 1117 and 1118:
STATE_WAITING TRANSACTIONAL WAIT_FO
Page 1119 and 1120:
INFINITE NORMAL_QUEUE > AQjmsDestin
Page 1121 and 1122:
See Also: "Oracle JMS Classes (par
Page 1123 and 1124:
Class - oracle.jms.AQjmsSession > o
Page 1125 and 1126:
Interfaces, Classes, and Exceptions
Page 1127 and 1128:
Exception oracle.jms.AQjmsMessageEO
Page 1129 and 1130:
setPrimaryInstance(int inst) setSec
Page 1131 and 1132:
C Scripts for Implementing BooksOnL
Page 1133 and 1134:
tkaqdoca.sql: Script to Create User
Page 1135 and 1136:
Page 1137 and 1138:
Page 1139 and 1140:
Page 1141 and 1142:
Page 1143 and 1144:
Page 1145 and 1146:
Page 1147 and 1148:
connect CS/CS tkaqdocd.sql: Example
Page 1149 and 1150:
wait_time INTEGER := 120; no_messag
Page 1151 and 1152:
tkaqdoce.sql: Operational Examples
Page 1153 and 1154:
tkaqdocp.sql: Examples of Operation
Page 1155 and 1156:
egin end; dopt.consumer_name := con
Page 1157 and 1158:
end; / show errors; tkaqdocp.sql: E
Page 1159 and 1160:
grant execute on shipping_bookedord
Page 1161 and 1162:
Page 1163 and 1164:
Page 1165 and 1166:
end; / show errors; tkaqdocp.sql: E
Page 1167 and 1168:
tkaqdocc.sql: Clean-Up Script tkaqd
Page 1169 and 1170:
D JMS and AQ XML Servlet Error Mess
Page 1171 and 1172:
JMS Error Messages Cause: An attemp
Page 1173 and 1174:
JMS Error Messages Action: The vali
Page 1175 and 1176:
JMS Error Messages Cause: An attemp
Page 1177 and 1178:
JMS-163 Message not Writeable Cause
Page 1179 and 1180:
JMS Error Messages Action: Specify
Page 1181 and 1182:
JMS Error Messages Cause: There is
Page 1183 and 1184:
AQ XML Servlet Error Messages JMS-4
Page 1185 and 1186:
Action: The valid navigation modes
Page 1187 and 1188:
Action: Specify a valid data source
Page 1189 and 1190:
E Unified Modeling Language Diagram
Page 1191 and 1192:
Use Case Diagrams As shown in Figur
Page 1193 and 1194:
equires that you first create a te
Page 1195 and 1196:
Figure E-9 Required and Optional Op
Page 1197 and 1198:
State Diagrams Figure E-11 A Class
Page 1199 and 1200:
A access control. See system-level
Page 1201 and 1202:
features, 8-58 message navigation,
Page 1203 and 1204:
Interface - javax.jms.TopicSession,
Page 1205 and 1206:
operational interface basic operati
Page 1207 and 1208:
R basic, 7-3 basic, one producer, o
Page 1209 and 1210:
V view, 10-1 attributes, 10-1 views
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