Oracle XMLDB Funcionalidades

Oracle XMLDB Funcionalidades de Oracle para el lenguaje XML

Historia de la Relación de XML con Oracle ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Historia de la Relación de XML con Oracle ,[object Object],[object Object],[object Object],[object Object]

Funcionalidades XML de Oracle 10g Java Stored Procedures XDK XML APIs XML DB Repository C-based PL/SQL Packages SQL/XML XMLType Native XML Support Extensible XML Support C External Procedures

Oracle XDK ,[object Object],[object Object],[object Object]

Oracle XDK ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Oracle XDK ,[object Object],[object Object]

Oracle XDK ,[object Object],[object Object],[object Object],[object Object]

Oracle XMLDB ,[object Object],[object Object],[object Object]

O racle XMLDB ,[object Object],[object Object]

Oracle XMLDB ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Oracle XMLDB ,[object Object],[object Object]

Hojas XSQL ,[object Object],[object Object],[object Object],[object Object]

Hojas XSQL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hojas XSQL ,[object Object],[object Object],[object Object]

Hojas XSQL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hojas XSQL ,[object Object],Registro <?xml version = '1.0'?> <ROWSET> <ROW num="1"> <TEXT>Hello, World!</TEXT> </ROW> </ROWSET> Campo Valor <> Nulo

Hojas XSQL ,[object Object],<?xml version="1.0"?> <?xml-stylesheet type="text/xsl" href="HelloWorld.xsl"?> <xsql:query connection="xmlbook" xmlns:xsql="urn:oracle-xsql"> SELECT 'Hello, World!' AS text FROM DUAL </xsql:query>

Hojas XSQL ,[object Object],[object Object],[object Object],<?xml version="1.0"?> <xsql:query connection="xmlbook" msg="Hello, World!" xmlns:xsql="urn:oracle-xsql"> SELECT '{@msg}' AS text, TO_CHAR(sysdate,'DD-MON-YYYY HH24:MI:SS') AS sent FROM dual </xsql:query> Cambiamos el nombre Del elemento usando Alias Cambiamos el nombre Del elemento usando un ALIAS

Hojas XSQL ,[object Object],[object Object],[object Object],<?xml version = '1.0'?> <ROWSET> <ROW num="1"> <TEXT>HOLA</TEXT> <SENT>05-SEP-1999 15:11:45</SENT> </ROW> </ROWSET>

Hojas XSQL ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Hojas XSQL <?xml version="1.0"?> <xsql:query connection="xmlbook" xmlns:xsql="urn:oracle-xsql" rowset-element="DEPARTMENT-LIST" row-element="DEPARTMENT"> SELECT dept.deptno AS "NUMBER", sum(sal) AS "TOTAL-SALARIES" FROM emp,dept WHERE dept.deptno = emp.deptno GROUP BY dept.deptno ORDER BY 1 </xsql:query>

Hojas XSQL ,[object Object],<?xml version = '1.0'?> <DEPARTMENT-LIST> <DEPARTMENT num="1"> <NUMBER>10</NUMBER> <TOTAL-SALARIES>8750</TOTAL-SALARIES> </DEPARTMENT> <DEPARTMENT num="2"> <NUMBER>20</NUMBER> <TOTAL-SALARIES>10875</TOTAL-SALARIES> </DEPARTMENT> <DEPARTMENT num="3"> <NUMBER>30</NUMBER> <TOTAL-SALARIES>9400</TOTAL-SALARIES> </DEPARTMENT> </DEPARTMENT-LIST>

Hojas XSQL ,[object Object],<?xml version="1.0"?> <xsql:query connection="xmlbook" cat="news" skip="0" max-rows="2" skip-rows="{@skip}" xmlns:xsql="urn:oracle-xsql"> SELECT title,url

Hojas XSQL ,[object Object],<xsql:query connection="demo" xmlns:xsql="urn:oracle-xsql"> SELECT dname, CURSOR( SELECT ename,sal FROM emp WHERE emp.deptno = dept.deptno) as employees /* Column Alias */ FROM dept WHERE deptno = {@department} </xsql:query>

Hojas XSQL ,[object Object],<ROWSET> <ROW num="1"> <DNAME>ACCOUNTING</DNAME> <EMPLOYEES> <EMPLOYEES_ROW num="1"> <ENAME>CLARK</ENAME> <SAL>2450</SAL> </EMPLOYEES_ROW> <EMPLOYEES_ROW num="2"> <ENAME>KING</ENAME> <SAL>5000</SAL> </EMPLOYEES_ROW> <EMPLOYEES_ROW num="3"> <ENAME>MILLER</ENAME> <SAL>1300</SAL> </EMPLOYEES_ROW> </EMPLOYEES> </ROW> </ROWSET>

Hojas XSQL ,[object Object],<?xml version="1.0"?> <xsql:query connection="xmlbook" max-rows="1" rowset-element="Ok" row-element="Airport" xmlns:xsql="urn:oracle-xsql"> SELECT tla "Code", description "Description" FROM AIRPORT WHERE tla = UPPER('{@code}') <xsql:no-rows-query max-rows="4" rowset-element="Error" row-element="Airport"> SELECT tla "Code", description "Description" FROM AIRPORT WHERE UPPER(description) LIKE UPPER('%{@code}%') ORDER BY 2 </xsql:no-rows-query> </xsql:query> • Valida y si encuentra una fila crea un elemento error

Hojas XSQL ,[object Object],[object Object],[object Object],<xsql:set-session-param>

Hojas XSQL ,[object Object],[object Object],[object Object],<xsql:set-cookie>

Hojas XSQL ,[object Object],[object Object],[object Object],<xsql:set-page-param>

Hojas XSQL ,[object Object],[object Object],<xsql:include-param>

XMLType ,[object Object],[object Object],[object Object],[object Object]

XMLType ,[object Object],CREATE TABLE warehouses( warehouse_id NUMBER(4), warehouse_spec XMLTYPE , warehouse_name VARCHAR2(35), location_id NUMBER(4));

XMLType ,[object Object],ALTER TABLE po_xml_tab add (custDoc XMLType);

XMLType ,[object Object],ALTER TABLE po_xml_tab drop (custDoc);

XMLType ,[object Object],INSERT INTO warehouses VALUES ( 100, XMLType( '<Warehouse whNo="100"> <Building>Owned</Building> </Warehouse>'), 'Tower Records', 1003);

XMLType ,[object Object],UPDATE warehouses SET warehouse_spec = XMLType ('<Warehouse whono="200"> <Building>Leased</Building> </Warehouse>');

XMLType ,[object Object],CREATE TABLE XMLTABLE OF XMLType;

XMLType ,[object Object],CREATE TABLE po_xml_tab( poid NUMBER(10), poDoc XMLTYPE ) XMLType COLUMN poDoc STORE AS CLOB ( TABLESPACE lob_seg_ts STORAGE (INITIAL 4096 NEXT 4096) CHUNK 4096 NOCACHE LOGGING );

XMLType ,[object Object],[object Object],ALTER TABLE po_xml_tab add( custDoc XMLTYPE ) XMLType COLUMN custDoc STORE AS CLOB ( TABLESPACE lob_seg_ts STORAGE (INITIAL 4096 NEXT 4096) CHUNK 4096 NOCACHE LOGGING );

XMLType ,[object Object],[object Object]

XMLType ,[object Object],[object Object],CREATE TABLE po_clob_tab ( poid number, poClob CLOB ); INSERT INTO po_clob_tab VALUES(100, '<?xml version="1.0"?> <PO pono="1"> <PNAME>Po_1</PNAME> <CUSTNAME>John</CUSTNAME> <SHIPADDR> <STREET>1033, Main Street</STREET> <CITY>Sunnyvalue</CITY> <STATE>CA</STATE> </SHIPADDR> </PO>');

XMLType ,[object Object],[object Object],INSERT INTO po_xml_tab SELECT poid, XMLType(poClob) FROM po_clob_tab;

XMLType ,[object Object],[object Object],INSERT INTO po_xml_tab VALUES(100, XMLType ( '<?xml version="1.0"?> <PO pono="1"> <PNAME>Po_1</PNAME> <CUSTNAME>John</CUSTNAME> <SHIPADDR> <STREET>1033, Main Street</STREET> <CITY>Sunnyvalue</CITY> <STATE>CA</STATE> </SHIPADDR> </PO>' ) );

XMLType ,[object Object],[object Object],INSERT INTO po_xml_tab SELECT XMLelement("po", value(p)) FROM po p WHERE p.pono=2001;

XMLType ,[object Object],[object Object],SET long 2000 SELECT e.poDoc. getClobval() AS poXML FROM po_xml_tab e; POXML --------------------- <?xml version="1.0"?> <PO pono="2"> <PNAME>Po_2</PNAME> <CUSTNAME>Nance</CUSTNAME> <SHIPADDR> <STREET>2 Avocet Drive</STREET> <CITY>Redwood Shores</CITY> <STATE>CA</STATE> </SHIPADDR> </PO>

XMLType ,[object Object],[object Object],[object Object],SELECT e.poDoc.getClobval() AS poXML FROM po_xml_tab e WHERE e.poDoc. existsNode ('/PO[PNAME = "po_2"]') = 1; SELECT warehouse_id, EXISTSNODE (warehouse_spec, '/Warehouse/Docks') "Loading Docks" FROM warehouses WHERE warehouse_spec IS NOT NULL;

XMLType ,[object Object],SELECT warehouse_name, extract (warehouse_spec, '/Warehouse/Docks').getStringVal() "Number of Docks" FROM warehouses WHERE warehouse_spec IS NOT NULL; WAREHOUSE_NAME Number of Docks -------------------- -------------------- Southlake, Texas <Docks>2</Docks> San Francisco <Docks>1</Docks> New Jersey <Docks/> Seattle, Washington <Docks>3</Docks>

XMLType ,[object Object],SELECT warehouse_name, extractValue (e.warehouse_spec, '/Warehouse/Docks') "Docks" FROM warehouses e WHERE warehouse_spec IS NOT NULL; WAREHOUSE_NAME Docks -------------------- ------------ Southlake, Texas 2 San Francisco 1 New Jersey Seattle, Washington 3

XMLType ,[object Object],UPDATE po_xml_tab e SET e.poDoc = XMLType( '<?xml version="1.0"?> <PO pono="2"> <PNAME>Po_2</PNAME> <CUSTNAME>Nance</CUSTNAME> <SHIPADDR> <STREET>2 Avocet Drive</STREET> <CITY>Redwood Shores</CITY> <STATE>CA</STATE> </SHIPADDR> </PO>') WHERE e.poDoc.EXTRACT('/PO/PONO/text()').getNumberVal() = 2001;

XMLType ,[object Object],UPDATE po_xml_tab SET poDoc = UPDATEXML(poDoc, '/PO/CUSTNAME/text()', 'John'); SELECT e.poDoc.getstringval() AS newpo FROM po_xml_tab e; NEWPO -------------------------------------------------------------------- <?xml version="1.0"?> <PO pono="2"> <PNAME>Po_2</PNAME> <CUSTNAME> John </CUSTNAME> <SHIPADDR> <STREET>2 Avocet Drive</STREET> <CITY>Redwood Shores</CITY> <STATE>CA</STATE> </SHIPADDR> </PO>

XMLType ,[object Object],UPDATE emp_tab e SET e.emp_col = UPDATEXML(e.emp_col, '/EMPLOYEES/EMP[EMPNAME="Joe"]/SALARY/text()',100000, '//EMP[EMPNAME="Jack"]/EMPNAME/text()','Jackson', '//EMP[EMPNO=217]',XMLTYPE.CREATEXML( '<EMP><EMPNO>217</EMPNO><EMPNAME>Jane</EMPNAME></EMP>')) WHERE EXISTSNODE(e.emp_col, '//EMP') = 1;

XMLType ,[object Object],CREATE VIEW new_emp_view AS SELECT UPDATEXML(emp_col, '/EMPLOYEES/EMP/SALARY/text()', 0) emp_view_col FROM emp_tab e;

XMLType ,[object Object],DELETE FROM po_xml_tab e WHERE e.poDoc.extract('/PO/PNAME/text()').getStringVal()='Po_2';

XMLType ,[object Object],[object Object],[object Object],CREATE INDEX city_index ON po_xml_tab (poDoc.extract('//PONO/text()').getNumberVal()); CREATE BITMAP INDEX po_index ON po_xml_tab (poDoc.existsNode('//SHIPADDR'));

XML Schema Support ,[object Object],[object Object],[object Object],[object Object]

XML Schema Support ,[object Object],[object Object]

XML Schema Support ,[object Object],[object Object],[object Object],[object Object],XMLIsValid ( XMLType_inst [, schemaurl [, elem]]) MEMBER PROCEDURE schemaValidate MEMBER FUNCTION isSchemaValidated return NUMBER deterministic

XML Schema Support ,[object Object],[object Object],[object Object],MEMBER PROCEDURE setSchemaValidated(flag IN BINARY_INTEGER := 1) SELECT x.xmlcol.isSchemaValid('http://www.example.com/schemas/ipo.xsd', 'purchaseOrder') FROM po_tab x;

XML Repository ,[object Object],[object Object],[object Object]

XML Repository ,[object Object],[object Object]

XML Repository ,[object Object],[object Object],[object Object],[object Object],[object Object]

XML Repository ,[object Object],insert into resource_view values(sys.xmltype.createxml(' <Resource xmlns="http://xmlns.oracle.com/xdb/XDBResource.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.oracle.com/xdb/XDBResource.xsd http://xmlns.oracle.com/xdb/XDBResource.xsd"> < Author >John Doe</Author> <DisplayName>example</DisplayName> <Comment>This resource was contrived for resource view demo</Comment> <Language>en</Language> <CharacterSet>ASCII</CharacterSet> <ContentType>text/plain</ContentType> </Resource>'), '/home/SCOTT');

XML Repository ,[object Object],insert into resource_view values(sys.xmltype.createxml(' update resource_view set res = sys.xmltype.createxml(' <Resource xmlns="http://xmlns.oracle.com/xdb/XDBResource.xsd" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xmlns.oracle.com/xdb/XDBResource.xsd http://xmlns.oracle.com/xdb/XDBResource.xsd"> <Author>John Doe</Author> <DisplayName>example</DisplayName> <Comment>Has this got updated or not ? </Comment> <Language>en</Language> <CharacterSet>ASCII</CharacterSet> <ContentType>text/plain</ContentType> </Resource>') where any_path = '/home/SCOTT/example';

XML Repository ,[object Object],delete from resource_view where any_path = '/home/SCOTT/example

Internet Protocol Support ,[object Object],[object Object]

Versionado ,[object Object],[object Object],[object Object]

Versionado ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

SQLX ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

SQLX ,[object Object],[object Object]

SQLX ,[object Object],SELECT e.employee_id, XMLELEMENT ( "Emp", e.first_name ||' ' || e.last_name ) AS "result" FROM hr.employees e WHERE employee_id > 200; -- ID result -- -------------------- -- 1001 <Emp>John Smith</Emp> -- 1206 <Emp>Mary Martin</Emp>

SQLX ,[object Object],[object Object],[object Object]

SQLX ,[object Object],[object Object],SELECT XMLELEMENT ( "Emp", XMLATTRIBUTES (e.id,e.first_name ||' ' || e.last_name AS "name")) AS "result" FROM employees e WHERE employee_id > 200; result -------------- <Emp ID="1001" name="John Smith"/> <Emp ID="1206" name="Mary Martin"/>

SQLX ,[object Object],SELECT XMLELEMENT("Emp", XMLATTRIBUTES ( e.first_name ||' '|| e.last_name AS "name" ), XMLForest ( e.hire_date, e.department_id AS "department")) AS "result" FROM hr.employees e; <Emp name="John Smith"> <HIRE>2000-05-24</HIRE> <department>Accounting</department> </Emp> <Emp name="Mary Martin"> <HIRE>1996-02-01</HIRE> <department>Shipping</department> </Emp>

SQLX ,[object Object],SELECT SYS_XMLAGG(value(e), xmlformat('EMPLOYEES')) FROM TABLE(XMLSequence(Extract(doc, '/EMPLOYEES/EMP'))) e WHERE EXTRACTVALUE(value(e), '/EMP/SALARY') >= 50000; <EMPLOYEES> <EMP> <EMPNO>112</EMPNO> <EMPNAME>Joe</EMPNAME> <SALARY>50000</SALARY> </EMP> <EMP> <EMPNO>217</EMPNO> <EMPNAME>Jane</EMPNAME> <SALARY>60000</SALARY> </EMP> </EMPLOYEES> <EMPLOYEES> <EMP> <EMPNO>112</EMPNO> <EMPNAME>Joe</EMPNAME> <SALARY>50000</SALARY> </EMP> <EMP> <EMPNO>217</EMPNO> <EMPNAME>Jane</EMPNAME> <SALARY>60000</SALARY> </EMP> <EMP> <EMPNO>412</EMPNO> <EMPNAME>Jack</EMPNAME> <SALARY>40000</SALARY> </EMP> </EMPLOYEES>

SQLX ,[object Object],SELECT XMLConcat ( XMLElement ("first", e.fname), XMLElement ("last", e.lname)) AS "result" FROM employees e ; <first>Mary</first> <last>Martin</last> <first>John</first> <last>Smith</last>

SQLX ,[object Object],SELECT XMLELEMENT("Department", XMLAGG( XMLELEMENT("Employee", e.job_id||' '||e.last_name) ORDER BY last_name)) as "Dept_list" FROM employees e WHERE e.department_id = 30; Dept_list ------------------------------------------- <Department> <Employee>PU_CLERK Baida</Employee> <Employee>PU_CLERK Colmenares</Employee> <Employee>PU_CLERK Himuro</Employee> <Employee>PU_CLERK Khoo</Employee> <Employee>PU_MAN Raphaely</Employee> <Employee>PU_CLERK Tobias</Employee> </Department>

SQLX ,[object Object],SELECT XMLELEMENT("Emp",XMLATTRIBUTES(e.fname ||' '||e.lname AS "name" ), XMLCOLATTVAL ( e.hire, e.dept AS "department")) AS "result" FROM employees e; <Emp name="John Smith"> <column name="HIRE">2000-05-24</column> <column name="department">Accounting</column> </Emp> <Emp name="Mary Martin"> <column name="HIRE">1996-02-01</column> <column name="department">Shipping</column> </Emp> <Emp name="Samantha Stevens"> <column name="HIRE">1992-11-15</column> <column name="department">Standards</column> </Emp>

SQLX ,[object Object],[object Object],[object Object],[object Object]

SQLX ,[object Object],CREATE TABLE temp_clob_tab(result CLOB); DECLARE qryCtx DBMS_XMLGEN.ctxHandle; result CLOB; BEGIN qryCtx := dbms_xmlgen.newContext('SELECT * from scott.emp'); -- set the row header to be EMPLOYEE DBMS_XMLGEN.setRowTag(qryCtx, 'EMPLOYEE'); -- now get the result result := DBMS_XMLGEN.getXML(qryCtx); INSERT INTO temp_clob_tab VALUES(result); --close context DBMS_XMLGEN.closeContext(qryCtx); END; /

SQLX ,[object Object],SELECT * FROM temp_clob_tab; RESULT ------------------------------------ <?xml version=''1.0''?> <ROWSET> <EMPLOYEE> <EMPNO>7369</EMPNO> <ENAME>SMITH</ENAME> <JOB>CLERK</JOB> <MGR>7902</MGR> <HIREDATE>17-DEC-80</HIREDATE> <SAL>800</SAL> <DEPTNO>20</DEPTNO> </EMPLOYEE> <EMPLOYEE> <EMPNO>7499</EMPNO> <ENAME>ALLEN</ENAME> <JOB>SALESMAN</JOB> <MGR>7698</MGR> <HIREDATE>20-FEB-81</HIREDATE> <SAL>1600</SAL> <COMM>300</COMM> <DEPTNO>30</DEPTNO> </EMPLOYEE> ... </ROWSET>

SQLX ,[object Object],[object Object],CREATE TABLE temp_clob_tab ( result clob); declare qryCtx dbms_xmlgen.ctxHandle; result CLOB; begin qryCtx := dbms_xmlgen.newContext('select * from scott.emp'); -- set the maximum number of rows to be 5, dbms_xmlgen.setMaxRows(qryCtx, 5); loop result := dbms_xmlgen.getXML(qryCtx); -- if there were no rows processed, then quit..! exit when dbms_xmlgen.getNumRowsProcessed(qryCtx) = 0; insert into temp_clob_tab values(result); end loop; dbms_xmlgen.closeContext(qryCtx); end; /

http://www.hermenegildoromero.com Hermenegildo Romero [email_address]

Oracle XMLDB Funcionalidades

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Oracle XMLDB Funcionalidades