[Backport 2.7] REST API for GET,PUT and DELETE

[opensearch-trigger-bot]

Backport 3fbbaa4 from #1482

[codecov-commenter]

Codecov Report

Merging #1502 (8b04b9a) into 2.7 (0734608) will increase coverage by 0.00%.
The diff coverage is 100.00%.

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@@            Coverage Diff            @@
##                2.7    #1502   +/-   ##
=========================================
  Coverage     98.46%   98.47%           
- Complexity     3867     3884   +17     
=========================================
  Files           345      347    +2     
  Lines          9600     9646   +46     
  Branches        616      625    +9     
=========================================
+ Hits           9453     9499   +46     
  Misses          142      142           
  Partials          5        5           

Flag	Coverage Δ
sql-engine	98.47% <100.00%> (+<0.01%)	⬆️

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Impacted Files	Coverage Δ
...arch/sql/datasource/DataSourceLoaderCacheImpl.java	100.00% <100.00%> (ø)
...ensearch/sql/datasource/DataSourceServiceImpl.java	100.00% <100.00%> (ø)
...source/exceptions/DataSourceNotFoundException.java	100.00% <100.00%> (ø)
...anner/physical/datasource/DataSourceTableScan.java	100.00% <100.00%> (ø)
...l/prometheus/storage/PrometheusStorageFactory.java	100.00% <100.00%> (ø)

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