Oracle C++ Call Interface Programmer's Guide

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List of Figures xxiv 1–1 The OCCI Development Process......................................................................................... 1-3 3–1 Basic Object Operational Flow............................................................................................. 3-9 7–1 The OTT Utility with OCCI................................................................................................ 7-29
List of Tables 2–1 Normal Data - Not Null and Not Truncated................................................................... 2-22 2–2 Null Data .............................................................................................................................. 2-22 2–3 Truncated Data .................................................................................................................... 2-22 4–1 Oracle Internal Datatypes .................................................................................................... 4-3 4–2 External Datatypes, C++ Datatypes, and OCCI Types.................................................... 4-5 4–3 Format of the DATE Datatype............................................................................................. 4-9 4–4 VARNUM Examples........................................................................................................... 4-19 4–5 Data Conversions ................................................................................................................ 4-21 4–6 Data Conversions for LOBs................................................................................................ 4-22 5–1 OCCI LOB Classes and Methods ........................................................................................ 5-5 6–1 Attribute Groupings.............................................................................................................. 6-4 6–2 Attributes Belonging to All Elements............................................................................... 6-10 6–3 Attributes Belonging to Tables or Views ......................................................................... 6-11 6–4 Attributes Specific to Tables .............................................................................................. 6-12 6–5 Attributes Belonging to Procedures or Functions .......................................................... 6-12 6–6 Attributes Belonging to Package Subprograms.............................................................. 6-12 6–7 Attributes Belonging to Packages ..................................................................................... 6-13 6–8 Attributes Belonging to Types........................................................................................... 6-13 6–9 Attributes Belonging to Type Attributes ......................................................................... 6-15 6–10 Attributes Belonging to Type Methods............................................................................ 6-16 6–11 Attributes Belonging to Collection Types........................................................................ 6-18 6–12 Attributes Belonging to Synonyms................................................................................... 6-19 6–13 Attributes Belonging to Sequences ................................................................................... 6-19 6–14 Attributes Belonging to Columns of Tables or Views.................................................... 6-20 6–15 Attributes Belonging to Arguments / Results ................................................................ 6-21 6–16 Values for ATTR_LIST_TYPE............................................................................................ 6-23 6–17 Attributes Specific to Schemas .......................................................................................... 6-24 6–18 Attributes Specific to Databases........................................................................................ 6-24 7–1 C Object Datatype Mappings for Object Type Attributes ............................................. 7-18 7–2 C++ Object Datatype Mappings for Object Type Attributes ........................................ 7-19 8–1 OCCI Classes.......................................................................................................................... 8-2 8–2 Bfile Methods ......................................................................................................................... 8-5 8–3 Blob Methods ....................................................................................................................... 8-12 8–4 Bytes Methods...................................................................................................................... 8-23 8–5 Clob Methods....................................................................................................................... 8-26 8–6 Connection Methods........................................................................................................... 8-38 8–7 ConnectionPool Methods................................................................................................... 8-43 8–8 Date Methods....................................................................................................................... 8-50 8–9 Environment Methods........................................................................................................ 8-62 xxv
Page 1 and 2: Oracle® C++ Call Interface Program
Page 3 and 4: List List of Figures Tables Content
Page 5 and 6: Null and Truncated Data............
Page 7 and 8: 6 Metadata Overview of Metadata ...
Page 9 and 10: length() ..........................
Page 11 and 12: flushCache().......................
Page 13 and 14: getSecond() .......................
Page 15 and 16: cos()..............................
Page 17 and 18: operator new().....................
Page 19 and 20: isTruncated() .....................
Page 21 and 22: setCharacterStreamMode() ..........
Page 23: Index occiinh.typ .................
Page 27 and 28: Oracle C++ Call Interface Programme
Page 29 and 30: Preface The Oracle C++ Call Interfa
Page 31 and 32: Related Documentation Chapter 4, "D
Page 33 and 34: Conventions in Text We use various
Page 35 and 36: Convention Meaning Example UPPERCAS
Page 37 and 38: What’s New in Orace C++ Call Inte
Page 39: ■ Number Class ■ operator signe
Page 43 and 44: 1 Introduction to OCCI This chapter
Page 45 and 46: Building an OCCI Application Overvi
Page 47 and 48: Processing of SQL Statements In an
Page 49 and 50: Overview of PL/SQL SELECT dname FRO
Page 51 and 52: Object Support Client-Side Object C
Page 53 and 54: Metadata Class Object Support ■ B
Page 55 and 56: 2 Relational Programming This chapt
Page 57 and 58: . . . stmt->closeResultSet(rs); con
Page 59 and 60: const string poolUserName = "SCOTT"
Page 61 and 62: ■ executeArrayUpdate: To execute
Page 63 and 64: Standard Statements Types of SQL St
Page 65 and 66: Types of SQL Statements in the OCCI
Page 67 and 68: Executing SQL Queries Executing SQL
Page 69 and 70: Specifying the Query } Executing SQ
Page 71 and 72: Status Definitions Executing Statem
Page 73 and 74: Executing Statements Dynamically No
Page 75 and 76:
Null and Truncated Data Error Handl
Page 77 and 78:
Advanced Relational Techniques In T
Page 79 and 80:
Note: Advanced Relational Technique
Page 81 and 82:
Optimizing Performance Advanced Rel
Page 83 and 84:
Advanced Relational Techniques indi
Page 85 and 86:
3 Object Programming This chapter p
Page 87 and 88:
Persistent Objects Working with Obj
Page 89 and 90:
Values In the context of this manua
Page 91 and 92:
See Also: Developing an OCCI Object
Page 93 and 94:
Figure 3-1 Basic Object Operational
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Developing an OCCI Object Applicati
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Overview of Associative Access Maxi
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Retrieving an Object Reference (REF
Page 101 and 102:
} Overview of Navigational Access T
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Overview of Complex Object Retrieva
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■ The reference to the root purch
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} void *operator new(size_t size, c
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Freeing Objects Type Inheritance Ty
Page 111 and 112:
Type Inheritance Instance substitut
Page 113 and 114:
A Sample OCCI Application void *ope
Page 115 and 116:
} cout
Page 117 and 118:
} A Sample OCCI Application /* comm
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4 Datatypes This chapter is a refer
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Internal Datatypes Note: There are
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External Datatypes ■ OCCI_SQLT_CH
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Table 4-2 External Datatypes, C++ D
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External Datatypes CHARZ The extern
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External Datatypes FLOAT The extern
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External Datatypes LONG The externa
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OCCI BYTES OCCI CLOB OCCI DATE See
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External Datatypes When RAW data in
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External Datatypes is not an intege
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Table 4-5 Data Conversions Internal
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LONG RAW I/O LONG VARRAW I/O OCCI B
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The following topics are covered in
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External LOBs (BFILEs) Overview of
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Table 5-1 OCCI LOB Classes and Meth
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Creating LOBs Table 5-1 OCCI LOB Cl
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LOB Classes and Methods Note: For i
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{ Blob blob=rset->getBlob(1); if(bl
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} blob.writeChunk(, buffer, BUFSIZE
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Updating LOBs LOB Classes and Metho
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Objects with LOB Attributes 5. Repi
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6 Metadata This chapter describes h
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Describing Database Metadata You ob
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Metatdata Code Examples Table 6-1 A
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Describing Database Metadata /* Cal
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Attribute Reference . . /* Create a
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Table 6-2 Attributes Belonging to A
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Package Attributes Type Attributes
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Type Attribute Attributes Table 6-8
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Collection Attributes Table 6-10 At
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Synonym Attributes Sequence Attribu
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Table 6-14 Attributes Belonging to
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List Attributes Table 6-15 Attribut
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Table 6-18 Attributes Specific to D
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7 How to Use the Object Type Transl
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How to Use the OTT Utility the Type
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How to Use the OTT Utility Example
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}; virtual void writeSQL(oracle::oc
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} streamOCCI_.setString(name); stre
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Invoking the OTT Utility For global
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Invoking the OTT Utility userid Par
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Overview of the INTYPE File The lin
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OTT Utility Datatype Mappings The O
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OTT Utility Datatype Mappings Note:
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the_clob CLOB, the_object object_ty
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OTT Utility Datatype Mappings When
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class other_type : public oracle::o
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Overview of the OUTTYPE File its ve
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Figure 7-1 The OTT Utility with OCC
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The OTT Utility and OCCI Applicatio
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}; static void *readSQL(void *ctxOC
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public: }; void *operator new(size_
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{ FullName *objOCCI_ = (FullName *)
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excep.setErrorCtx(ctxOCCI_); } retu
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} setVector(streamOCCI_, PREV_ADDR_
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TYPE SCOTT.FULL_NAME AS FullName VE
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}; The OTT Utility and OCCI Applica
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***********************************
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#endif Map Registry Function The OT
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public: }; void *operator new(size_
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}; static void *readSQL(void *ctxOC
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eturn; } void CFullName::writeSQL(o
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Page 247 and 248:
eturn oracle::occi::PObject::operat
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Properties of OTT Markers Following
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Where the Markers Can Be Used Carry
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Carrying Forward User Added Code be
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DROP TABLE PERSON_TAB; DROP TABLE A
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Carrying Forward User Added Code AD
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}; PERSON_O(); Carrying Forward Use
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addr = new_addr; this->markModified
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} return; } void ADDRESS_O::writeSQ
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} streamOCCI_.setString(last_name);
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mdemo1m.cpp // --------------------
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conn->terminateStatement(stmt); //
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Example OCCI Application Example OC
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■ Example of C++ Source File for
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OCCI_STD_NAMESPACE::string STATE; O
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}; void *operator new(size_t size);
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OCCI_STD_NAMESPACE::string CFullNam
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} streamOCCI_.setString(FirstName);
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{ if (objOCCI_->isNull()) streamOCC
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OCCI_STD_NAMESPACE::string CPerson:
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{ return oracle::occi::PObject::ope
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#ifndef CPERSON_ORACLE # include "c
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Example OCCI Application /*********
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* initialize MyFullName */ MyFullNa
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* Display all the information of My
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Example OCCI Application conn, and
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} RefAny jillrefany = resultSet2->g
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Connection *conn = env->createConne
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OTT Command Line Syntax OTT Utility
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■ CPPFILE Parameter ■ ERRTYPE P
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OTT Utility Reference CONFIG Parame
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INITFUNC=filename OTT Utility Refer
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See Also: "SCHEMA_NAMES Usage" on p
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Structure of the INTYPE File OTT Ut
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■ It appears in the INTYPE file.
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struct px1_ind col1 }; typedef stru
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OTT Utility Reference The Pro*C/C++
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OTT Utility Reference Once the OTT
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This part contains one chapter: ■
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Summary of OCCI Classes Summary of
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OCCI Classes and Methods using Decl
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Bfile Class close() closeStream() T
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Bfile Class isInitialized() isNull(
Page 334 and 335:
Bfile Class operator!=() read() Syn
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Blob Class Blob Class The Blob clas
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Blob Class close() closeStream() co
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Blob Class getStream() isInitialize
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Blob Class operator==() operator!=
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Blob Class setNull() trim() write()
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Blob Class buffer The buffer contai
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Bytes Class getBytes() isNull() Par
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Clob Class Clob Class The Clob clas
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Clob Class append() close() closeSt
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Clob Class getCharSetId() getChunkS
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Clob Class open() operator=() opera
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Clob Class setCharSetId() setCharSe
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Clob Class write() Valid values are
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Connection Class Connection Class T
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Connection Class flushCache() This
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Connection Class Syntax LNOCIServer
Page 368 and 369:
ConnectionPool Class createConnecti
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ConnectionPool Class getMinConnecti
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ConnectionPool Class Syntax void te
Page 374 and 375:
Date Class Summary of Date Methods
Page 376 and 377:
Date Class addDays() addMonths() da
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Date Class getDate() getSystemDate(
Page 380 and 381:
Date Class operator==() operator!=(
Page 382 and 383:
Date Class operator
Page 384 and 385:
Date Class toZone() const string &n
Page 386 and 387:
Environment Class Environment Class
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Environment Class Syntax Connection
Page 390 and 391:
Environment Class getCacheMaxSize()
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Environment Class terminateConnecti
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IntervalDS Class Constructs an Inte
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IntervalDS Class fromText() getDay(
Page 398 and 399:
IntervalDS Class operator*=() opera
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IntervalDS Class operator/=() opera
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IntervalDS Class operator-=() opera
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IntervalDS Class toText() This meth
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IntervalYM Class The following code
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IntervalYM Class getMonth() getYear
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IntervalYM Class operator!=() opera
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IntervalYM Class operator
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IntervalYM Class set() setNull() to
Page 416 and 417:
Map Class Map Class The Map class i
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MetaData Class MetaData Class A Met
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MetaData Class Summary of MetaData
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MetaData Class getMetaData() getNum
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MetaData Class getVector() operator
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Number Class Translates a native lo
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Number Class nu4 = nu1 + nu2; /* Co
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Number Class Table 8-14 Number Meth
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Number Class arcTan2() ceil() cos()
Page 434 and 435:
Number Class hypCos() hypSin() hypT
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Number Class operator++() operator-
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Number Class operator-() operator-(
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Number Class operator>=() operator=
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Number Class operator%=() operator+
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Number Class operator long() operat
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Number Class round() setNull() shif
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Number Class toText() trunc() Synta
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PObject Class PObject Class OCCI pr
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PObject Class isLocked() isNull() l
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PObject Class operator new() pin()
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Ref Class Ref Class The mapping in
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Ref Class isClear() isNull() markDe
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Ref Class operator=() ptr() Paramet
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Ref Class setNull() unmarkDelete()
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RefAny Class getConnection() getRef
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ResultSet Class ResultSet Class Res
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ResultSet Class Table 8-18 ResultSe
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ResultSet Class getBfile() getBlob(
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ResultSet Class getCurrentStreamCol
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ResultSet Class getFloat() getInt()
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ResultSet Class getNumber() getObje
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ResultSet Class getString() getTime
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ResultSet Class vector &vect); void
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ResultSet Class isNull() isTruncate
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ResultSet Class Parameters setBinar
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ResultSet Class in the *length para
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ResultSet Class setMaxColumnSize()
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SQLException Class getMessage() set
Page 492 and 493:
Statement Class Table 8-20 Statemen
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Statement Class Table 8-20 Statemen
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Statement Class closeStream() execu
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Statement Class arrayLength paramet
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Statement Class getBfile() getBlob(
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Statement Class getCurrentStreamIte
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Statement Class getFloat() getInt()
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Statement Class getObject() getOCIS
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Statement Class getString() getTime
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Statement Class vector &vect; void
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Statement Class isNull() isTruncate
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Statement Class setAutoCommit() set
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Statement Class setBytes() x The pa
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Statement Class Syntax void setDate
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Statement Class setDataBufferArray(
Page 522 and 523:
Statement Class setDouble() setErro
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Statement Class setIntervalDS() set
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Statement Class setNumber() setObje
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Statement Class setRef() setRowid()
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Statement Class setUInt() setVector
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Statement Class void setVector(Stat
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Statement Class status() sqltype sq
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Stream Class readLastBuffer() write
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Timestamp Class Timestamp Class Thi
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Timestamp Class } if(reft() on page
Page 542 and 543:
Timestamp Class getDate() getTime()
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Timestamp Class intervalSub() isNul
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Timestamp Class operator>=() operat
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Timestamp Class setNull() setTime()
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Timestamp Class toText() Return str
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A OCCI Demonstration Programs Oracl
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OCCI Demonstration Programs # 2. A
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OCCI Demonstration Programs # 2. A
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OCCI Demonstration Programs occidem
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occiblob.cpp build_static: $(OBJS)
Page 563 and 564:
} /** * printing the blob data as i
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occiclob.cpp { Blob blob = rset->ge
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* populating the clob; */ void popu
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int clobLength=clob.length (); cout
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~occicoll () { env->terminateConnec
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Deleting a row in a nested table vo
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occidesc.cpp cout
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OCCI Demonstration Programs cout
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OCCI Demonstration Programs else co
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cout
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case OCCI_SQLT_LBI : return "LONG R
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void insertBind (int c1, string c2)
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{ OCCI Demonstration Programs strin
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using namespace oracle::occi; using
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fs_obj->setpartner(fs_partner); fs_
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fs_ref->getleader(); /* Leader's Pa
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occiobj.cpp OCCI Demonstration Prog
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}catch(SQLException ex) { cout
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occipobj.typ occipobj.cpp demo->upd
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OCCI Demonstration Programs /** * I
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OCCI Demonstration Programs RefAny
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** * Destructor for the occipool te
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#include #include using namespace
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occistre.cpp OCCI Demonstration Pro
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delete (demo); cout
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A application-provided serializatio
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OCCI DATE, 4-15 OCCI INTERVALDS, 4-
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N RefAny methods, 8-139, 8-143 setD
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RESULT_SET_AVAILABLE status, 2-17,
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