DBE_XML

Frees a given parser object.

The stored procedure prototype of DBE_XML.XML_FREE_PARSER is as follows:

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DBE_XML.XML_FREE_PARSER(
id IN RAW(13))
returns VOID;

Returns the root node of the DOM tree document constructed by the parser.

The prototype of the DBE_XML.XML_PARSER_GET_DOC function is as follows:

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DBE_XML.XML_PARSER_GET_DOC(
id IN RAW(13))
returns RAW(13);

• If the DBE_XML.XML_PARSER_GET_DOC function is empty, NULL is returned.
• If the parser input by the DBE_XML.XML_PARSER_GET_DOC function has not parsed any document, NULL is returned.

DBE_XML.XML_GET_VALIDATION_MODE

Obtains the parsing validation mode of a specified parser. If DTD validation is enabled, TRUE is returned. Otherwise, FALSE is returned.

The prototype of the DBE_XML.XML_GET_VALIDATION_MODE function is as follows:

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DBE_XML.XML_GET_VALIDATION_MODE(
id RAW(13))
returns BOOL;

DBE_XML.XML_NEW_PARSER

Creates a parser object and returns a new parser instance.

The prototype of the DBE_XML.XML_NEW_PARSER function is as follows:

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DBE_XML.XML_NEW_PARSER()
RETURNS RAW(13);

Parses XML documents stored in strings.

The stored procedure prototype of DBE_XML.XML_PARSE_BUFFER is as follows:

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DBE_XML.XML_PARSE_BUFFER(
id RAW(13),
xmlstr VARCHAR2)
RETURNS VOID;

• The maximum length of a character string that can be parsed by the xml_parse_buffer function is 32767. If the length exceeds the maximum, an error is reported.
• Different from the ORA database, this database supports only UTF-8 in terms of character encoding, and version can only be set to 1.0. If versions 1.0 to 1.9 are parsed, a warning appears but the execution is normal. For versions later than 1.9, an error is reported.

• DTD validation differences:
  • !ATTLIST to type (CHECK|check|Check) "Ch..." reports an error because the default value "Ch..." is not an enumerated value in the brackets. However, the ORA database does not report this error.
  • <!ENTITY baidu "www.baidu.com">...... &Baidu;&writer reports an error because the letters are case sensitive. Baidu cannot correspond to baidu. However, the ORA database does not report this error.
• Namespace validation difference: Undeclared namespace tags are parsed. However, the ORA database reports an error.
• Difference in parsing XML predefined entities: &apos; and &quot; are parsed and translated into ' and ". However, predefined entities in database ORA are not translated into characters.

Parses XML documents stored in XML_PARSE_CLOB.

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DBE_XML.XML_PARSE_CLOB(
id IN RAW(13),
doc IN CLOB)
returns VOID;

• xml_parse_clob cannot parse CLOBs larger than 1 GB.
• Different from the ORA database, this database supports only UTF-8 in terms of character encoding, and version can only be set to 1.0. If versions 1.0 to 1.9 are parsed, a warning appears but the execution is normal. For versions later than 1.9, an error is reported.
• DTD validation differences:
  • !ATTLIST to type (CHECK|check|Check) "Ch..." reports an error because the default value "Ch..." is not an enumerated value in the brackets. However, the ORA database does not report this error.
  • <!ENTITY baidu "www.baidu.com">...... &Baidu;&writer reports an error because the letters are case sensitive. Baidu cannot correspond to baidu. However, the ORA database does not report this error.
• Namespace validation difference: Undeclared namespace tags are parsed. However, the ORA database reports an error.
• Difference in parsing XML predefined entities: &apos; and &quot; are parsed and escaped to ' and ". However, predefined entities in database ORA are not escaped into characters.

DBE_XML.XML_SET_VALIDATION_MODE

Sets the parsing validation mode of a specified parser.

The stored procedure prototype of DBE_XML.XML_SET_VALIDATION_MODE is as follows:

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DBE_XML.XML_SET_VALIDATION_MODE(
id RAW(13), 
validate BOOLEAN)
returns VOID;

• If the input parameter validate of the DBE_XML.XML_SET_VALIDATION_MODE function is null, the parsing validation mode of the parser is not changed.
• By default, the DTD validation is enabled during parser initialization.

Adds the newchild node to the end of the parent(n) node and returns the newly added node.

The stored procedure prototype of DBE_XML.XML_DOM_APPEND_CHILD is as follows:

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DBE_XML.XML_DOM_APPEND_CHILD(
    parentId IN RAW(13),
    childId IN RAW(13)
)
RETURNS RAW(13);

Returns the DOMElement object with the specified name.

The prototype of the DBE_XML.XML_DOM_CREATE_ELEMENT function is as follows:

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DBE_XML.XML_DOM_CREATE_ELEMENT(
    id IN RAW(13),
    tagname IN VARCHAR2
)
RETURNS RAW(13);

Returns the DOMElement object with the specified name and namespace.

The prototype of the DBE_XML.XML_DOM_CREATE_ELEMENT_NS function is as follows:

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DBE_XML.XML_DOM_CREATE_ELEMENT_NS(
    id IN RAW(13),
    tagname IN VARCHAR2,
    ns IN VARCHAR2
)
RETURNS RAW(13);

Creates and returns a DOMText object.

The prototype of the DBE_XML.XML_DOM_CREATE_TEXT_NODE function is as follows:

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DBE_XML.XML_DOM_CREATE_TEXT_NODE(
    id IN RAW(13),
    data IN VARCHAR2
)
RETURNS RAW(13);

Frees a specified XML DOM object.

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DBE_XML.XML_DOM_FREE_DOCUMENT(
    id RAW(13)
)
RETURNS VOID;

Frees a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_FREE_ELEMENT is as follows:

DBE_XML.XML_DOM_FREE_ELEMENT (
    id RAW(13)
)
RETURNS VOID;

Frees a DOMNode node.

The prototype of the DBE_XML.XML_DOM_FREE_NODE function is as follows:

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DBE_XML.XML_DOM_FREE_NODE (
    id RAW(13)
)
RETURNS VOID;

Frees a DOMNodeList node.

The stored procedure prototype of DBE_XML.XML_DOM_FREE_NODELIST is as follows:

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DBE_XML.XML_DOM_FREE_NODELIST(
    id IN RAW(13)
    
)
RETURNS VOID

Obtains the attributes of a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_GET_ATTRIBUTE is as follows:

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DBE_XML.XML_DOM_GET_ATTRIBUTE (
    docid   IN  RAW(13),
    name    IN  VARCHAR2
)
RETURNS VARCHAR2;

Returns the attribute values of a DOMNode node as a map.

The prototype of the DBE_XML.XML_DOM_GET_ATTRIBUTES function is as follows:

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DBE_XML.XML_DOM_GET_ATTRIBUTES (
    id RAW(13)
)
RETURNS RAW(13);

Converts several subnodes under a node into a node list.

The prototype of the DBE_XML.XML_DOM_GET_CHILD_NODES function is as follows:

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DBE_XML.XML_DOM_GET_CHILD_NODES(
    id IN RAW(13)
)
RETURNS RAW(13);

Obtains the list of specified subnodes of a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_GET_CHILDREN_BY_TAGNAME is as follows:

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DBE_XML.XML_DOM_GET_CHILDREN_BY_TAGNAME (
    docid   IN  RAW(13),
    name    IN  VARCHAR2
)
RETURNS RAW(13);

Obtains the list of subnodes in the specified namespace of a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_GET_CHILDREN_BY_TAGNAME_NS is as follows:

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DBE_XML.XML_DOM_GET_CHILDREN_BY_TAGNAME_NS (
    docid   IN  RAW(13),
    name    IN  VARCHAR2,
    ns      IN  VARCHAR2
)
RETURNS RAW(13);

Returns the first subnode of the specified document.

The stored procedure prototype of DBE_XML.XML_DOM_GET_DOCUMENT_ELEMENT is as follows:

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DBE_XML.XML_DOM_GET_DOCUMENT_ELEMENT(
    id  RAW(13)
)
RETURNS RAW(13);

Returns the first subnode of a node.

The prototype of the DBE_XML.XML_DOM_GET_FIRST_CHILD function is as follows:

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DBE_XML.XML_DOM_GET_FIRST_CHILD(
    id IN RAW(13)
)
RETURNS RAW(13);

Returns the last subnode of a node.

The prototype of the DBE_XML.XML_DOM_GET_LAST_CHILD function is as follows:

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DBE_XML.XML_DOM_GET_LAST_CHILD(
    id IN RAW(13)
)
RETURNS RAW(13);

Returns the number of nodes based on the content in the node of the specified type.

The stored procedure prototype of DBE_XML.XML_DOM_GET_LENGTH is as follows:

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DBE_XML.XML_DOM_GET_LENGTH(
    id RAW(13)
)
RETURNS VOID;

Returns the local name of the given object.

The stored procedure prototype of DBE_XML.XML_DOM_GET_LOCALNAME is as follows:

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DBE_XML.XML_DOM_GET_LOCALNAME (
    id  RAW(13)
)
RETURNS VARCHAR2;

Returns the node specified by name.

The prototype of the DBE_XML.XML_DOM_GET_NAMED_ITEM function is as follows:

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DBE_XML.XML_DOM_GET_NAMED_ITEM(
    id IN RAW(13),
    nodeName IN VARCHAR2
)
RETURNS RAW(13);

Returns the node specified by name and namespace.

The prototype of the DBE_XML.XML_DOM_GET_NAMED_ITEM_NS function is as follows:

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DBE_XML.XML_DOM_GET_NAMED_ITEM_NS(
    id  RAW(13),
    nodeName IN VARCHAR2,
    ns IN VARCHAR2
)
RETURNS RAW(13);

Returns the next node of the specified node.

The prototype of the DBE_XML.XML_DOM_GET_NEXT_SIBLING function is as follows:

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DBE_XML.XML_DOM_GET_NEXT_SIBLING(
    id IN RAW(13)
)
RETURNS RAW(13);

Returns the name of a node.

The prototype of the DBE_XML.XML_DOM_GET_NODE_NAME function is as follows:

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DBE_XML.XML_DOM_GET_NODE_NAME(
    id IN RAW(13)
)
RETURNS VARCHAR2;

Returns the type of a node.

The prototype of the DBE_XML.XML_DOM_GET_NODE_TYPE function is as follows:

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DBE_XML.XML_DOM_GET_NODE_TYPE(
    id IN RAW(13)
)
RETURNS INTEGER;

DBE_XML.XML_DOM_GET_NODE_VALUE

Returns the value of a node.

The stored procedure prototype of DBE_XML.XML_DOM_GET_NODE_VALUE is as follows:

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DBE_XML.XML_DOM_GET_NODE_VALUE(
id IN RAW(13))
RETURNS VARCHAR2;

Returns the parent node of the given node.

The stored procedure prototype of DBE_XML.XML_DOM_GET_PARENT_NODE is as follows:

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DBE_XML.XML_DOM_GET_PARENT_NODE(
id IN RAW(13))
RETURNS RAW(13);

Obtains the tag name of a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_GET_TAGNAME is as follows:

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DBE_XML.XML_DOM_GET_TAGNAME (
    docid RAW(13)
)
RETURNS VARCHAR2;

Checks whether the DOMNode object has any subnode.

The stored procedure prototype of DBE_XML.XML_DOM_HAS_CHILD_NODES is as follows:

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DBE_XML.XML_DOM_HAS_CHILD_NODES(
id IN RAW(13))
RETURNS BOOLEAN

Copies a node to another node and mounts the copied node to a specified document. If the type of the copied node does not belong to the 12 types specified by constants of XML DOM, an exception indicating that the type is not supported is thrown.

The prototype of the DBE_XML.XML_DOM_IMPORT_NODE function is as follows:

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DBE_XML.XML_DOM_IMPORT_NODE(
    doc_id IN RAW(13),
    node_id IN RAW(13),
    deep IN BOOLEAN
)
RETURNS RAW(13);

Checks whether the given object is null. If yes, TRUE is returned. If no, FALSE is returned.

The prototype of the DBE_XML.XML_DOM_IS_NULL function is as follows:

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DBE_XML.XML_DOM_IS_NULL (
    id  RAW(13)
)
RETURNS BOOLEAN;

Returns the element corresponding to the index in a list or map based on the index.

The prototype of the DBE_XML.XML_DOM_ITEM function is as follows:

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DBE_XML.XML_DOM_ITEM (
    id IN RAW(13),
    index IN INTEGER
)
RETURNS RAW(13);

Returns the DOMElement object after conversion.

The stored procedure prototype of DBE_XML.XML_DOM_MAKE_ELEMENT is as follows:

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DBE_XML.XML_DOM_MAKE_ELEMENT(
id IN RAW(13))
RETURNS RAW(13)

Converts the given object to the DOMNode type.

The stored procedure prototype of DBE_XML.XML_DOM_MAKENODE is as follows:

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DBE_XML.XML_DOM_MAKENODE(
   id    RAW(13)
)
RETURNS DOMNODE;

Returns a new DOMDocument object.

The prototype of the DBE_XML.XML_DOM_NEW_DOM_DOCUMENT_EMPTY function is as follows:

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DBE_XML.XML_DOM_NEW_DOM_DOCUMENT_EMPTY()
RETURNS RAW(13);

Returns a new DOMDocument instance object created from the specified CLOB type.

The prototype of the DBE_XML.XML_DOM_NEW_DOM_DOCUMENT_CLOB function is:

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DBE_XML.XML_DOM_NEW_DOM_DOCUMENT_CLOB(
    content IN  CLOB
)
RETURNS RAW(13);

Returns a new DOMDocument instance object created from the specified XMLType type.

The prototype of the DBE_XML.XML_DOM_NEW_DOCUMENT_XMLTYPE function is as follows:

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DBE_XML.XML_DOM_NEW_DOCUMENT_XMLTYPE(
    content IN  CLOB
)
RETURNS RAW(13);

Sets the attributes of a specified XML DOM object.

The stored procedure prototype of DBE_XML.XML_DOM_SET_ATTRIBUTE is as follows:

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DBE_XML.XML_DOM_SET_ATTRIBUTE(
    docid   IN  RAW(13),
    name    IN  VARCHAR2,
    value   IN  VARCHAR2
)
RETURNS void;

Sets the character set for a DOMDocument object.

The prototype of the DBE_XML.XML_DOM_SET_CHARSET function is as follows:

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DBE_XML.XML_DOM_SET_CHARSET(
    id      IN RAW(13),
    charset IN VARCHAR2
)
RETURNS void;

Sets the external DTD of a DOMDocument object.

The prototype of the DBE_XML.XML_DOM_SET_DOCTYPE function is as follows:

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DBE_XML.XML_DOM_SET_DOCTYPE(
    id          IN  RAW(13),
    dtd_name    IN  VARCHAR2,
    system_id   IN  VARCHAR2,
    public_id   IN  VARCHAR2
)
RETURNS void;

Sets the value of a node in the DOMNode object.

The stored procedure prototype of DBE_XML.XML_DOM_SET_NODE_VALUE is as follows:

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DBE_XML.XML_DOM_SET_NODE_VALUE(
id IN RAW(13),
node_value IN VARCHAR2)
RETURNS VOID

Writes the given DOMDocument object to the buffer.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_BUFFER_DOC is as follows:

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DBE_XML.XML_DOM_WRITE_TO_BUFFER_DOC(
id IN RAW(13))
RETURNS VARCHAR2;

Writes the given DOMNode object to the buffer.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_BUFFER_NODE is as follows:

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DBE_XML.XML_DOM_WRITE_TO_BUFFER_NODE(
id IN RAW(13))
RETURNS VARCHAR2;

Writes the given DOMDocument object to a CLOB.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_CLOB_DOC is as follows:

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DBE_XML.XML_DOM_WRITE_TO_CLOB_DOC(
    id IN RAW(13)
)
RETURNS VARCHAR2;

Writes the given DOMNode object to a CLOB.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_CLOB_NODE is as follows:

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DBE_XML.XML_DOM_WRITE_TO_CLOB_NODE(
    id          IN  RAW(13)
)
RETURNS CLOB;

Writes an XML node to a specified file using the database character set.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_FILE_DOC is as follows:

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DBE_XML.XML_DOM_WRITE_TO_FILE_DOC(
id IN  RAW(13),
file_dir IN  VARCHAR2)
RETURNS VOID

DBE_XML.XML_DOM_WRITE_TO_FILE_DOC(
id IN  RAW(13),
file_dir IN  VARCHAR2,
charset  IN  VARCHAR2)
RETURNS VOID PACKAGE

Writes an XML node to a specified file using the database character set.

The stored procedure prototype of DBE_XML.XML_DOM_WRITE_TO_FILE_NODE is as follows:

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DBE_XML.XML_DOM_WRITE_TO_FILE_NODE(
id IN  RAW(13),
filename IN  VARCHAR2)
RETURNS VOID

Queries the number of DOM trees of all types in the current session.

The prototype of the DBE_XML.XML_DOM_GET_SESSION_TREE_NUM function is as follows:

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DBE_XML.XML_DOM_GET_SESSION_TREE_NUM()
RETURNS INTEGER

Queries the DOM tree information of the document type in the current session, such as the memory usage.

The prototype of the DBE_XML.XML_DOM_GET_DOC_TREES_INFO function is as follows:

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DBE_XML.XML_DOM_GET_DOC_TREES_INFO()
RETURNS VARCHAR2

Queries the number of subnodes of each type in the transferred document.

The prototype of the DBE_XML.XML_DOM_GET_DETAIL_DOC_TREE_INFO function is as follows:

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dbe_xml.xml_dom_get_detail_doc_tree_info(
id IN  RAW(13))
RETURNS VARCHAR2