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Update 03-opentsdb-telnet.mdx

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WANG MINGMING 2022-07-29 16:41:57 +08:00 committed by GitHub
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@ -23,7 +23,7 @@ A single line of text is used in OpenTSDB line protocol to represent one row of
- `metric` will be used as the STable name.
- `timestamp` is the timestamp of current row of data. The time precision will be determined automatically based on the length of the timestamp. Second and millisecond time precision are supported.
- `value` is a metric which must be a numeric value, the corresponding column name is "value".
- `value` is a metric which must be a numeric value, the corresponding column name is "_value".
- The last part is the tag set separated by spaces, all tags will be converted to nchar type automatically.
For example:
@ -74,7 +74,7 @@ taos> show STables;
Query OK, 2 row(s) in set (0.002544s)
taos> select tbname, * from `meters.current`;
tbname | ts | value | groupid | location |
tbname | _ts | _value | groupid | location |
==================================================================================================================================
t_0e7bcfa21a02331c06764f275... | 2022-03-28 09:56:51.249 | 10.800000000 | 3 | California.LoSangeles |
t_0e7bcfa21a02331c06764f275... | 2022-03-28 09:56:51.250 | 11.300000000 | 3 | California.LoSangeles |