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CLOB Data Type → The CLOB data type stores single-byte and multibyte character data. Both fixed-width and variable … -width character sets are supported, and both use the database character set. CLOB objects can store … gigabytes - 1) * (database block size). CLOB objects have full transactional support. Changes made through … SQL, the DBMS_LOB
Clob() → Clob class constructor. Syntax Description Clob(); Creates a NULL Clob object. Clob( const … Connection *connectionp); Creates an uninitialized Clob object. Clob( const Clob *srcClob); Creates a copy … of a Clob object. Parameter Description connectionp
append() → Appends a CLOB to the end of the current CLOB. Syntax void append( const Clob &srcClob); Parameter … Description srcClob The CLOB to be appended to the current CLOB.
copy() → Copies a part or all of a BFILE or CLOB into the current CLOB. OCCI does not perform any … characterset conversions when loading data from a Bfile into a Clob. therefore, ensure that the contents of … the Bfile are character data in the server's Clob storage characterset. Syntax Description void copy … ); Copies
getCharSetIdUString() → Retrieves the characterset name associated with the Clob. UString version. Syntax UString getCharSetIdUString() const;
getChunkSize() → Returns the smallest data size to perform efficient writes to the CLOB. Syntax unsigned int getChunkSize() const;
getOptions() → Returns the CLOB 's LobOptionValue for a specified LobOptionType. Throws an exception if attempting … stores the CLOB. Syntax LobOptionValue getOptions( LobOptionType optType); Parameter Description
trim() → Truncates the CLOB to the new length specified. Syntax void trim( unsigned int newlen); Parameter … Description newlen The new length of the CLOB. Valid values are numbers less than or equal to the current length of the CLOB.
isNull() → Tests whether the Clob object is atomically NULL. If the Clob object is atomically NULL, TRUE is
setEmpty() → Sets the Clob object to empty. Syntax Description void setEmpty(); Sets the Clob object to empty … . void setEmpty( const Connection* connectionp); Sets the Clob object to empty and initializes the … connection pointer to the passed parameter. Parameter Description connectionp The new connection pointer for the Clob
getStream() → Returns a Stream object from the CLOB. If a stream is open, it is disallowed to open another stream … on CLOB object, so the user must always close the stream before performing any Clob object … from the CLOB. If offset is not specified, the data is written from the beginning of the CLOB. Valid
isInitialized() → Tests whether the Clob object is initialized. If the Clob object is initialized, TRUE is returned
operator==() → Compares two Clob objects for equality. Two Clob objects are equal if they both refer to the same … CLOB. Two NULL Clob objects are not considered equal. If the Blob objects are equal, then TRUE is … returned; otherwise, FALSE is returned. Syntax bool operator==( const Clob &srcClob) const; Parameter
setNull() → Sets the Clob object to atomically NULL. Syntax void setNull();
closeStream() → Closes the Stream object obtained from the CLOB. Syntax void closeStream( Stream *stream
getCharSetForm() → Returns the character set form of the CLOB. Syntax CharSetForm getCharSetForm() const;
getContentType() → Returns the content type of the Clob. If a content type has not been assigned, returns a NULL string. Syntax string getContentType();
read() → Reads a part or all of the CLOB into a buffer. Returns the actual number of characters read for … bufsize, unsigned int offset=1) const; Reads a part or all of the CLOB into a buffer. unsigned int read … part or all of the CLOB into a buffer; globalization enabled. Should be called after setting … be read. from the CLOB.
setOptions() → configured on the database column or partition that stores the CLOB. Throws an exception if … attempting to turn off encryption in an encrypted CLOB column. Syntax void setOptions( LobOptionType optType
Clob Class → The Clob class defines the common properties of objects of type CLOB. A Clob is a large character … object stored as a column value in a row of a database table. A Clob object contains a logical … pointer to a CLOB, not the CLOB itself. Methods of the Clob class enable