Oracle function (rowid value conversion string)

Source: Internet
Author: User


Oracle function (rowid value conversion string) ROWIDTOCHAR (rowid) [function] converts rowid value to varchar2 type [parameter] rowid, fixed parameter [Return] Return the 18-character string www.2cto.com [Example] select rowidtochar (rowid) from dual; [description] in Oracle, each record has a rowid, rowid is unique throughout the database, and rowid determines which data file, block, and row of each record is in Oracle. In repeated records, the content of all columns may be the same, but the rowid may not be the same.
 

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