[Enhancement] Support sampling statistics collection for external table

[Youngwb]

Why I'm doing:

What I'm doing:

1. support analyze sample tbl xx for external table
2. support create analyze sample tbl for external table
3. support query tigger analyze with partition sample

This sampling method only performs sampling at the partition level and does not sample within the partitions.

Fixes #issue

What type of PR is this:

• BugFix
• Feature
• Enhancement
• Refactor
• UT
• Doc
• Tool

Does this PR entail a change in behavior?

• Yes, this PR will result in a change in behavior.
• No, this PR will not result in a change in behavior.

If yes, please specify the type of change:

• Interface/UI changes: syntax, type conversion, expression evaluation, display information
• Parameter changes: default values, similar parameters but with different default values
• Policy changes: use new policy to replace old one, functionality automatically enabled
• Feature removed
• Miscellaneous: upgrade & downgrade compatibility, etc.

Checklist:

• I have added test cases for my bug fix or my new feature
• This pr needs user documentation (for new or modified features or behaviors)
  • I have added documentation for my new feature or new function
• This is a backport pr

Bugfix cherry-pick branch check:

• I have checked the version labels which the pr will be auto-backported to the target branch
  • 3.3
  • 3.2
  • 3.1
  • 3.0
  • 2.5

[sonarcloud]

Quality Gate passed

Issues
12 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud

[github-actions]

[Java-Extensions Incremental Coverage Report]

✅ pass : 0 / 0 (0%)

[github-actions]

[FE Incremental Coverage Report]

✅ pass : 174 / 189 (92.06%)

file detail

	path	covered_line	new_line	coverage	not_covered_line_detail
🔵	com/starrocks/connector/statistics/StatisticsUtils.java	10	18	55.56%	[87, 92, 101, 102, 104, 105, 107, 108]
🔵	com/starrocks/statistic/ColumnStatsMeta.java	10	11	90.91%	[86]
🔵	com/starrocks/statistic/StatisticsCollectJobFactory.java	57	62	91.94%	[146, 225, 260, 262, 263]
🔵	com/starrocks/statistic/StatisticUtils.java	53	54	98.15%	[575]
🔵	com/starrocks/connector/statistics/ConnectorAnalyzeTask.java	21	21	100.00%	[]
🔵	com/starrocks/connector/hive/HiveStatisticsProvider.java	1	1	100.00%	[]
🔵	com/starrocks/server/MetadataMgr.java	3	3	100.00%	[]
🔵	com/starrocks/statistic/ExternalBasicStatsMeta.java	1	1	100.00%	[]
🔵	com/starrocks/common/Config.java	1	1	100.00%	[]
🔵	com/starrocks/statistic/StatisticExecutor.java	10	10	100.00%	[]
🔵	com/starrocks/sql/optimizer/statistics/CachedStatisticStorage.java	1	1	100.00%	[]
🔵	com/starrocks/statistic/ExternalSampleStatisticsCollectJob.java	6	6	100.00%	[]

[github-actions]

[BE Incremental Coverage Report]

✅ pass : 0 / 0 (0%)