[CALCITE-3030] SqlParseException when using component identifier for setting in merge statements - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 1.19.0
Fix Version/s: 1.20.0
Component/s: core
Labels:
- pull-request-available
Environment:

OS: win10 (17763)

JDK: 1.7

Description

The update section of "merge SQL" reports an error when using an alias

// if i replace red code with "b = '123456'", I don't get an error
String sql = "merge into xxx as t1 using yyy as t2 on t1.a = t2.a when matched then update set t1.b = '123456'" ; 
SqlParser.ConfigBuilder configBuilder = SqlParser.configBuilder();
configBuilder.setCaseSensitive(false);
SqlParser.Config config = configBuilder.build();
SqlParser parser = SqlParser.create(sql, config);
SqlNode node = parser.parseQuery();

the error

//代码占位符
Exception in thread "main" org.apache.calcite.sql.parser.SqlParseException: Encountered "." at line 1, column 84.
Was expecting:
"=" ...

at org.apache.calcite.sql.parser.impl.SqlParserImpl.convertException(SqlParserImpl.java:355)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.normalizeException(SqlParserImpl.java:143)
at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:156)
at com.yatop.Calcite.main(Calcite.java:39)
Caused by: org.apache.calcite.sql.parser.impl.ParseException: Encountered "." at line 1, column 84.
Was expecting:
"=" ...

at org.apache.calcite.sql.parser.impl.SqlParserImpl.generateParseException(SqlParserImpl.java:25299)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.jj_consume_token(SqlParserImpl.java:25116)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.WhenMatchedClause(SqlParserImpl.java:1414)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.SqlMerge(SqlParserImpl.java:1383)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.SqlStmt(SqlParserImpl.java:861)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.SqlStmtEof(SqlParserImpl.java:877)
at org.apache.calcite.sql.parser.impl.SqlParserImpl.parseSqlStmtEof(SqlParserImpl.java:199)
at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:148)
... 1 more