Github user liuyu000 commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/1350#discussion_r157654813
--- Diff:
docs/sql_reference/src/asciidoc/_chapters/sql_functions_and_expressions.adoc ---
@@ -213,6 +213,24 @@ corresponding week of the year.
See the individual entry for the function.
+[[lob_functions]]
+== LOB Functions
+
+Trafodion provides following LOB functions to process LOB data.
+
+[cols="25%,75%"]
+|===
+| <<emptyblob_function,EMPTY_BLOB() Function>> | Creates a dummy LOB
handle with BLOB.
+| <<emptyclob_function,EMPTY_CLOB() Function>> | Creates a dummy LOB
handle with CLOB.
+| <<stringtolob_function,STRINGTOLOB Function>> | Converts a simple
string literal into LOB format.
+| <<filetolob_function,FILETOLOB Function>> | Converts data from a
local linux/hdfs file into LOB format.
+| <<buffertolob_function,BUFFERTOLOB_Function>> | Takes an address and
a size of an input buffer, and converts the data pointed to by that buffer into
LOB format.
--- End diff --
OK, thanks Dave, for your detailed explanations. :)
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