Adjust schemaName to databaseName

[zhaojinchao95]

For #14004

[codecov-commenter]

Codecov Report

Merging #16930 (0bb8deb) into master (21b6b78) will increase coverage by 0.03%.
The diff coverage is 95.57%.

@@             Coverage Diff              @@
##             master   #16930      +/-   ##
============================================
+ Coverage     60.19%   60.23%   +0.03%     
  Complexity     2128     2128              
============================================
  Files          3441     3439       -2     
  Lines         51739    51700      -39     
  Branches       8845     8844       -1     
============================================
- Hits          31146    31139       -7     
+ Misses        17971    17938      -33     
- Partials       2622     2623       +1     

Impacted Files	Coverage Δ
...ateShardingBroadcastTableRuleStatementUpdater.java	0.00% <0.00%> (ø)
...tion/resource/RequiredResourceMissedException.java	0.00% <0.00%> (ø)
...le/DropDefaultSingleTableRuleStatementUpdater.java	75.00% <66.66%> (ø)
...er/update/DropShadowAlgorithmStatementUpdater.java	65.62% <71.42%> (ø)
.../CreateDefaultSingleTableRuleStatementUpdater.java	73.68% <80.00%> (ø)
...terDatabaseDiscoveryHeartbeatStatementUpdater.java	70.83% <85.71%> (ø)
...te/AlterDatabaseDiscoveryTypeStatementUpdater.java	87.09% <85.71%> (ø)
.../AlterDefaultShardingStrategyStatementUpdater.java	90.56% <85.71%> (ø)
...lterShardingBindingTableRulesStatementUpdater.java	45.94% <85.71%> (ø)
...reateShardingBindingTableRuleStatementUpdater.java	52.94% <85.71%> (ø)
... and 48 more

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