Integrate templates to support rule composition

[totalo]

For #12366.

Changes proposed in this pull request:

• integrate templates to support rule composition

[codecov-commenter]

Codecov Report

Merging #14643 (4a9061a) into master (ff8fa34) will decrease coverage by 0.11%.
The diff coverage is n/a.

@@             Coverage Diff              @@
##             master   #14643      +/-   ##
============================================
- Coverage     59.65%   59.54%   -0.12%     
- Complexity     1844     1846       +2     
============================================
  Files          3026     3029       +3     
  Lines         45052    45129      +77     
  Branches       7614     7628      +14     
============================================
- Hits          26876    26870       -6     
- Misses        16077    16163      +86     
+ Partials       2099     2096       -3     

Impacted Files	Coverage Δ
...he/shardingsphere/mode/manager/ContextManager.java	62.11% <0.00%> (-20.27%)	⬇️
...d/OnRuleAlteredActionConfigurationYamlSwapper.java	81.39% <0.00%> (-18.61%)	⬇️
...andler/query/ShardingTableNodesQueryResultSet.java	71.15% <0.00%> (-9.70%)	⬇️
...base/metadata/dialect/SQL92DataSourceMetaData.java	90.90% <0.00%> (-9.10%)	⬇️
.../metadata/dialect/SQLServerDataSourceMetaData.java	90.90% <0.00%> (-9.10%)	⬇️
...ase/metadata/dialect/OracleDataSourceMetaData.java	95.00% <0.00%> (-5.00%)	⬇️
...atabase/metadata/dialect/H2DataSourceMetaData.java	67.56% <0.00%> (-1.88%)	⬇️
...re/infra/database/metadata/DataSourceMetaData.java	100.00% <0.00%> (ø)
...base/metadata/dialect/MySQLDataSourceMetaData.java	100.00% <0.00%> (ø)
...se/metadata/dialect/MariaDBDataSourceMetaData.java	100.00% <0.00%> (ø)
... and 58 more

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