suibianwanwank commented on code in PR #3936:
URL: https://github.com/apache/calcite/pull/3936#discussion_r1739793258
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site/_docs/reference.md:
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@@ -2944,6 +2944,7 @@ In the following:
| b | TIME_SUB(time, interval) | Returns the TIME value
that is *interval* before *time*
| b | TIME_TRUNC(time, timeUnit) | Truncates *time* to the
granularity of *timeUnit*, rounding to the beginning of the unit
| m o p r | TO_CHAR(timestamp, format) | Converts *timestamp* to
a string using the format *format*
+| m | DATE_FORMAT(timestamp, format) | Converts *timestamp* to
a string using the format *format*
Review Comment:
Yeah, I think they're the same. In fact, Mysql does not have a to_char
function.
> {@code TO_CHAR} is not supported in MySQL, but it is supported in *
MariaDB, a variant of MySQL covered by {@link SqlLibrary#MYSQL}.
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