optimize: optimize the error of join table syntax

[l81893521]

Ⅰ. Describe what this PR did

Ⅱ. Does this pull request fix one issue?

#2442

Ⅲ. Why don't you add test cases (unit test/integration test)?

Ⅳ. Describe how to verify it

Ⅴ. Special notes for reviews

[caohdgege]

Is there nessnary to modify the method getTableAlias？
plz modify the title.

[funky-eyes]

LGTM

[caohdgege]

LGTM

[l81893521]

Is there nessnary to modify the method getTableAlias？
plz modify the title.

Maybe change it when support join sql.

[codecov-io]

Codecov Report

Merging #3638 (91c8639) into develop (d8c09ab) will decrease coverage by 0.08%.
The diff coverage is 8.51%.

@@              Coverage Diff              @@
##             develop    #3638      +/-   ##
=============================================
- Coverage      52.15%   52.06%   -0.09%     
  Complexity      3509     3509              
=============================================
  Files            638      638              
  Lines          21109    21146      +37     
  Branches        2614     2628      +14     
=============================================
+ Hits           11009    11010       +1     
- Misses          9014     9048      +34     
- Partials        1086     1088       +2     

Impacted Files	Coverage Δ	Complexity Δ
...sqlparser/druid/oracle/OracleDeleteRecognizer.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...sqlparser/druid/oracle/OracleUpdateRecognizer.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...r/druid/postgresql/PostgresqlDeleteRecognizer.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...r/druid/postgresql/PostgresqlUpdateRecognizer.java	0.00% <0.00%> (ø)	0.00 <0.00> (ø)
...a/sqlparser/druid/mysql/MySQLDeleteRecognizer.java	66.66% <25.00%> (-14.29%)	8.00 <0.00> (ø)
...a/sqlparser/druid/mysql/MySQLUpdateRecognizer.java	84.00% <28.57%> (-9.34%)	15.00 <0.00> (ø)

[slievrly]

LGTM