YiwenWu commented on code in PR #3684:
URL: https://github.com/apache/calcite/pull/3684#discussion_r1497521713
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site/_docs/reference.md:
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@@ -2700,12 +2700,14 @@ In the following:
| s | BIT_GET(value, position) | Returns the bit (0 or
1) value at the specified *position* of numeric *value*. The positions are
numbered from right to left, starting at zero. The *position* argument cannot
be negative
| b | CEIL(value) | Similar to standard
`CEIL(value)` except if *value* is an integer type, the return type is a double
| m s | CHAR(integer) | Returns the character
whose ASCII code is *integer* % 256, or null if *integer* < 0
+| s | CHR(integer) | Returns the character
whose ASCII code is *integer* % 256, or null if *integer* < 0
Review Comment:
@caicancai The difference：
- Spark [CHR](https://spark.apache.org/docs/latest/api/sql/index.html#chr)：
Returns the ASCII character;
- Currently defined CHR: returns the character UTF-8 code
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