feat: update default execute mode

[dl239]

Update the default value of execute mode from online to offline.
The main branch will be modified in #1231

[tobegit3hub]

LGTM

[github-actions]

Linux Test Report

     102 files       228 suites   40m 50s ⏱️
  8 593 tests   8 590 ✔️ 3 💤 0 ❌
12 715 runs  12 712 ✔️ 3 💤 0 ❌

Results for commit cfcb21c.

♻️ This comment has been updated with latest results.

[codecov]

Codecov Report

Merging #1332 (cfcb21c) into branch-0.4 (d4a07c5) will decrease coverage by 0.06%.
The diff coverage is 68.08%.

@@               Coverage Diff                @@
##             branch-0.4    #1332      +/-   ##
================================================
- Coverage         65.50%   65.44%   -0.07%     
  Complexity          222      222              
================================================
  Files               570      570              
  Lines            106347   106375      +28     
  Branches            841      853      +12     
================================================
- Hits              69664    69618      -46     
- Misses            36537    36611      +74     
  Partials            146      146              

Impacted Files	Coverage Δ
...openmldb/taskmanager/config/TaskManagerConfig.java	0.00% <0.00%> (ø)
...m/_4paradigm/openmldb/taskmanager/dao/JobInfo.java	0.00% <0.00%> (ø)
...nmldb/taskmanager/server/impl/TaskManagerImpl.java	0.00% <0.00%> (ø)
...paradigm/openmldb/taskmanager/JobInfoManager.scala	0.00% <0.00%> (ø)
src/cmd/sql_cmd.h	21.41% <ø> (-0.10%)	⬇️
..._4paradigm/openmldb/batch/utils/HybridseUtil.scala	60.90% <38.46%> (-2.44%)	⬇️
...4paradigm/openmldb/batch/nodes/WindowAggPlan.scala	73.89% <66.66%> (-0.24%)	⬇️
...4paradigm/openmldb/batch/api/OpenmldbSession.scala	57.57% <94.11%> (+4.70%)	⬆️
..._4paradigm/openmldb/batch/utils/SparkRowUtil.scala	61.90% <100.00%> (+9.27%)	⬆️
src/storage/table.h	76.08% <0.00%> (-10.87%)	⬇️
... and 14 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 4f45b30...cfcb21c. Read the comment docs.