diff --git a/docs/en/07-develop/03-insert-data/30-influxdb-line.mdx b/docs/en/07-develop/03-insert-data/30-influxdb-line.mdx index e2e31ba07fbf44e7c9635fb1dc435115dcbd175a..c85363c9db46ea3d673cd6a55aff843b345a8aa6 100644 --- a/docs/en/07-develop/03-insert-data/30-influxdb-line.mdx +++ b/docs/en/07-develop/03-insert-data/30-influxdb-line.mdx @@ -40,7 +40,6 @@ meters,location=California.LosAngeles,groupid=2 current=13.4,voltage=223,phase=0 - Multiple kinds of precision can be used for the `timestamp` field. Time precision can be from nanosecond (ns) to hour (h) - The child table name is created automatically in a rule to guarantee its uniqueness. But you can configure `smlChildTableName` in taos.cfg to specify a tag value as the table names if the tag value is unique globally. For example, if a tag is called `tname` and you set `smlChildTableName=tname` in taos.cfg, when you insert `st,tname=cpu1,t1=4 c1=3 1626006833639000000`, the child table `cpu1` will be created automatically. Note that if multiple rows have the same tname but different tag_set values, the tag_set of the first row is used to create the table and the others are ignored - It is assumed that the order of field_set in a supertable is consistent, meaning that the first record contains all fields and subsequent records store fields in the same order. If the order is not consistent, set smlDataFormat in taos.cfg to false. Otherwise, data will be written out of order and a database error will occur.(smlDataFormat in taos.cfg default to false after version of 3.0.1.3, smlDataFormat is discarded since 3.0.3.0) -- Due to the fact that SQL table names do not support point(.), schemaless has also processed point(.) and automatically replaced them with underscores(_) ::: diff --git a/docs/en/07-develop/03-insert-data/40-opentsdb-telnet.mdx b/docs/en/07-develop/03-insert-data/40-opentsdb-telnet.mdx index fe35df2f43658c151f9388533f6a8e325d1cc446..1147ce01b0811239f43010300346daa3b2fc0341 100644 --- a/docs/en/07-develop/03-insert-data/40-opentsdb-telnet.mdx +++ b/docs/en/07-develop/03-insert-data/40-opentsdb-telnet.mdx @@ -34,7 +34,6 @@ meters.current 1648432611250 11.3 location=California.LosAngeles groupid=3 ``` - The child table name is created automatically in a rule to guarantee its uniqueness. But you can configure `smlChildTableName` in taos.cfg to specify a tag value as the table names if the tag value is unique globally. For example, if a tag is called `tname` and you set `smlChildTableName=tname` in taos.cfg, when you insert `st,tname=cpu1,t1=4 c1=3 1626006833639000000`, the child table `cpu1` will be automatically created. Note that if multiple rows have the same tname but different tag_set values, the tag_set of the first row is used to create the table and the others are ignored. -- Due to the fact that SQL table names do not support point(.), schemaless has also processed point(.) and automatically replaced them with underscores(_) Please refer to [OpenTSDB Telnet API](http://opentsdb.net/docs/build/html/api_telnet/put.html) for more details. diff --git a/docs/en/07-develop/03-insert-data/50-opentsdb-json.mdx b/docs/en/07-develop/03-insert-data/50-opentsdb-json.mdx index 8ed11339604c9699c8bbc0a8e5d3728819e663ce..3dd6c6b756d13b18ac767e5ed6b69dbb2e842b05 100644 --- a/docs/en/07-develop/03-insert-data/50-opentsdb-json.mdx +++ b/docs/en/07-develop/03-insert-data/50-opentsdb-json.mdx @@ -49,7 +49,6 @@ Please refer to [OpenTSDB HTTP API](http://opentsdb.net/docs/build/html/api_http - In JSON protocol, strings will be converted to NCHAR type and numeric values will be converted to double type. - The child table name is created automatically in a rule to guarantee its uniqueness. But you can configure `smlChildTableName` in taos.cfg to specify a tag value as the table names if the tag value is unique globally. For example, if a tag is called `tname` and you set `smlChildTableName=tname` in taos.cfg, when you insert `st,tname=cpu1,t1=4 c1=3 1626006833639000000`, the child table `cpu1` will be automatically created. Note that if multiple rows have the same tname but different tag_set values, the tag_set of the first row is used to create the table and the others are ignored. -- Due to the fact that SQL table names do not support point(.), schemaless has also processed point(.) and automatically replaced them with underscores(_) ::: diff --git a/docs/zh/07-develop/03-insert-data/30-influxdb-line.mdx b/docs/zh/07-develop/03-insert-data/30-influxdb-line.mdx index df69974e4b3c56cad51969bd8f3dc6c4d4f08c58..eb17386fd04775e0fe2f63b2160debf886eaaa21 100644 --- a/docs/zh/07-develop/03-insert-data/30-influxdb-line.mdx +++ b/docs/zh/07-develop/03-insert-data/30-influxdb-line.mdx @@ -39,8 +39,8 @@ meters,location=California.LosAngeles,groupid=2 current=13.4,voltage=223,phase=0 - timestamp 支持多种时间精度。写入数据的时候需要用参数指定时间精度，支持从小时到纳秒的 6 种时间精度 - 为了提高写入的效率，默认假设同一个超级表中 field_set 的顺序是一样的（第一条数据包含所有的 field，后面的数据按照这个顺序），如果顺序不一样，需要配置参数 smlDataFormat 为 false，否则，数据写入按照相同顺序写入，库中数据会异常。（3.0.1.3 之后的版本 smlDataFormat 默认为 false，从3.0.3.0开始，该配置废弃） [TDengine 无模式写入参考指南](/reference/schemaless/#无模式写入行协议) - 默认产生的子表名是根据规则生成的唯一 ID 值。用户也可以通过在client端的 taos.cfg 里配置 smlChildTableName 参数来指定某个标签值作为子表名。该标签值应该具有全局唯一性。举例如下：假设有个标签名为tname, 配置 smlChildTableName=tname, 插入数据为 st,tname=cpu1,t1=4 c1=3 1626006833639000000 则创建的子表名为 cpu1。注意如果多行数据 tname 相同，但是后面的 tag_set 不同，则使用第一行自动建表时指定的 tag_set，其他的行会忽略）。[TDengine 无模式写入参考指南](/reference/schemaless/#无模式写入行协议) -- 由于sql建表表名不支持点号（.），所以schemaless也对点号（.）做了处理，自动替换为下划线（_） -:: + +::: 要了解更多可参考：[InfluxDB Line 协议官方文档](https://docs.influxdata.com/influxdb/v2.0/reference/syntax/line-protocol/) 和 [TDengine 无模式写入参考指南](/reference/schemaless/#无模式写入行协议) diff --git a/docs/zh/07-develop/03-insert-data/40-opentsdb-telnet.mdx b/docs/zh/07-develop/03-insert-data/40-opentsdb-telnet.mdx index 2219c70a2a306d40af0c2627f382c49147be8729..97cb0d4a1101481b19688bcd963f9d5c81823288 100644 --- a/docs/zh/07-develop/03-insert-data/40-opentsdb-telnet.mdx +++ b/docs/zh/07-develop/03-insert-data/40-opentsdb-telnet.mdx @@ -33,7 +33,6 @@ meters.current 1648432611250 11.3 location=California.LosAngeles groupid=3 ``` - 默认生产的子表名是根据规则生成的唯一 ID 值。用户也可以通过在client端的 taos.cfg 里配置 smlChildTableName 参数来指定某个标签值作为子表名。该标签值应该具有全局唯一性。举例如下：假设有个标签名为tname, 配置 smlChildTableName=tname, 插入数据为 meters.current 1648432611250 11.3 tname=cpu1 location=California.LosAngeles groupid=3 则创建的表名为 cpu1，注意如果多行数据 tname 相同，但是后面的 tag_set 不同，则使用第一行自动建表时指定的 tag_set，其他的行会忽略）。 -- 由于sql建表表名不支持点号（.），所以schemaless也对点号（.）做了处理，自动替换为下划线（_）。 参考 [OpenTSDB Telnet API 文档](http://opentsdb.net/docs/build/html/api_telnet/put.html)。 ## 示例代码 diff --git a/docs/zh/07-develop/03-insert-data/50-opentsdb-json.mdx b/docs/zh/07-develop/03-insert-data/50-opentsdb-json.mdx index 6f978d926738303f1add60abb2726a844c4575e1..a63579bb2c9404e85a45273615865347ed9bbddd 100644 --- a/docs/zh/07-develop/03-insert-data/50-opentsdb-json.mdx +++ b/docs/zh/07-develop/03-insert-data/50-opentsdb-json.mdx @@ -48,7 +48,7 @@ OpenTSDB JSON 格式协议采用一个 JSON 字符串表示一行或多行数据 - 对于 JSON 格式协议，TDengine 并不会自动把所有标签转成 NCHAR 类型， 字符串将将转为 NCHAR 类型， 数值将同样转换为 DOUBLE 类型。 - 默认生成的子表名是根据规则生成的唯一 ID 值。用户也可以通过在client端的 taos.cfg 里配置 smlChildTableName 参数来指定某个标签值作为子表名。该标签值应该具有全局唯一性。举例如下：假设有个标签名为tname, 配置 smlChildTableName=tname, 插入数据为 `"tags": { "host": "web02","dc": "lga","tname":"cpu1"}` 则创建的子表名为 cpu1。注意如果多行数据 tname 相同，但是后面的 tag_set 不同，则使用第一行自动建表时指定的 tag_set，其他的行会忽略）。 -- 由于sql建表表名不支持点号（.），所以schemaless也对点号（.）做了处理，自动替换为下划线（_）。 + ::: ## 示例代码 diff --git a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c index 247c1729a34b32243d01ac7b80c96ad3b606f1a7..44a27fb791a288f2c151eccea53430908d1409d7 100644 --- a/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c +++ b/source/dnode/mgmt/mgmt_vnode/src/vmWorker.c @@ -114,9 +114,10 @@ static void vmProcessFetchQueue(SQueueInfo *pInfo, STaosQall *qall, int32_t numO const STraceId *trace = &pMsg->info.traceId; dGTrace("vgId:%d, msg:%p get from vnode-fetch queue", pVnode->vgId, pMsg); + terrno = 0; int32_t code = vnodeProcessFetchMsg(pVnode->pImpl, pMsg, pInfo); if (code != 0) { - if (terrno != 0) { + if (code == -1 && terrno != 0) { code = terrno; }