Bug Description
fix issues found by Coverity Scan in syncMain.c

To Reproduce
N/A

Expected Behavior
fix following issues:
| issue type | category | file path | function | line number |
| -------------------------- | -------------------------- | -------------------------- | -------------------------- |

English Version | 中文版

Wish Request

Make trivial but interesting contributions and start becoming a CnosDB contributor.

Describe the feature you'd like:

Please modify the logo file in cnosdb-cli module in develop branch.
Write down your New Year's resolutions and append them to the end of the file,

Instead of hard-coding u128, the method should accept a generic where the number precision can be specified.

As InfluxDb docs recommend using the lowest precision possible for improved compression of data. This commit s