danny0405 commented on a change in pull request #1189: [CALCITE-2846] Document
Oracle-specific functions, such as NVL and LT…
URL: https://github.com/apache/calcite/pull/1189#discussion_r281000708
##########
File path: site/_docs/reference.md
##########
@@ -2155,6 +2164,42 @@ LIMIT 10;
| ---------- | ---- | ----- | ---- | ---- |
| ["a", "b"] | NULL | ["c"] | NULL | NULL |
+#### DECODE example
+
+SQL
+
+```SQL
+SELECT DECODE (f1, 1, 'aa', 2, 'bb', 3, 'cc', 4, 'dd', 'ee') as c1
+, DECODE (f2, 1, 'aa', 2, 'bb', 3, 'cc', 4, 'dd', 'ee') as c2
+, DECODE (f3, 1, 'aa', 2, 'bb', 3, 'cc', 4, 'dd', 'ee') as c3
+, DECODE (f4, 1, 'aa', 2, 'bb', 3, 'cc', 4, 'dd', 'ee') as c4
+, DECODE (f5, 1, 'aa', 2, 'bb', 3, 'cc', 4, 'dd', 'ee') as c5
+FROM (VALUES (1, 2, 3, 4, 5)) AS t(f1, f2, f3, f4, f5);
+
+```
+ Result
+
+| c1 | c2 | c3 | c4 | c5 |
+| ----------- | ----------- | ----------- | ----------- | ----------- |
+| aa | bb | cc | dd | ee |
+
+#### TRANSLATE3 example
+
+SQL
+
+```SQL
+SELECT TRANSLATE3('Aa*Bb*Cc''D*d', ' */''%', '_') as c1
+, TRANSLATE3('SQL/Plus/User''s/Guide', ' */''%', '_') as c2
+, TRANSLATE3('SQL Plus User''s Guide', ' */''%', '_') as c3
+, TRANSLATE3('SQL%Plus%User''s%Guide', ' */''%', '_') as c4
Review comment:
The query is wrong, i will just update it.
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