[Fix](statistics) Fix partition name NPE and sample for all table during auto analyze (#28916)

[Jibing-Li]

Fix partition name NPE and sample for all table during auto analyze. Sample for all tables because getData may have latency, which may cause full analyze a huge table and use too much resource. Sample for all tables to avoid this. Will improve the strategy later.

backport #28916

Proposed changes

Issue Number: close #xxx

Further comments

If this is a relatively large or complex change, kick off the discussion at [email protected] by explaining why you chose the solution you did and what alternatives you considered, etc...

[Jibing-Li]

run buildall

[doris-robot]

(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 49.73 seconds
stream load tsv: 565 seconds loaded 74807831229 Bytes, about 126 MB/s
stream load json: 20 seconds loaded 2358488459 Bytes, about 112 MB/s
stream load orc: 65 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 29.7 seconds inserted 10000000 Rows, about 336K ops/s
storage size: 17164913377 Bytes

[Jibing-Li]

run buildall

[doris-robot]

(From new machine)TeamCity pipeline, clickbench performance test result:
the sum of best hot time: 48.62 seconds
stream load tsv: 570 seconds loaded 74807831229 Bytes, about 125 MB/s
stream load json: 20 seconds loaded 2358488459 Bytes, about 112 MB/s
stream load orc: 65 seconds loaded 1101869774 Bytes, about 16 MB/s
stream load parquet: 32 seconds loaded 861443392 Bytes, about 25 MB/s
insert into select: 29.7 seconds inserted 10000000 Rows, about 336K ops/s
storage size: 17162688343 Bytes