May 2012
Intermediate to advanced
440 pages
9h 1m
English
Content preview from Oracle Advanced PL/SQL Developer Professional GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Managing LOB data types
The LOB data management includes its interaction with the loading interface, data manipulation strategies, and selection of the LOB data. The section makes certain recommendations to manage internal LOBs, BFILEs, and temporary LOBs.
Managing internal LOBs
An internal LOB data type that is, a CLOB or BLOB data type column can be interacted through supported interfaces such as DBMS_LOB, JDBC, or OLE object structure. In PL/SQL, LOB data is majorly managed through the DBMS_LOB package which provides a wide variety of subprograms to populate the LOB data, manipulate it, and extract relevant information such as length, size, and so on.
Few of the recommendations to manage the internal LOB are as follows:
- The LOB column can be initialized ...
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