(shardingsphere) branch master updated: Fix postgreSQL NPE when parse columnRef (#30211)

[duanzhengqiang]

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duanzhengqiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/shardingsphere.git


The following commit(s) were added to refs/heads/master by this push:
     new b8d19a21dae Fix postgreSQL NPE when parse columnRef (#30211)
b8d19a21dae is described below

commit b8d19a21dae702cd2454d132e65cd643d50020e8
Author: LotusMoon <chenyang...@aliyun.com>
AuthorDate: Tue Feb 20 19:36:27 2024 +0800

    Fix postgreSQL NPE when parse columnRef (#30211)
---
 .../parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/parser/sql/dialect/postgresql/src/main/java/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java
 
b/parser/sql/dialect/postgresql/src/main/java/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java
index 8d1475eac7f..f02081615a8 100644
--- 
a/parser/sql/dialect/postgresql/src/main/java/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java
+++ 
b/parser/sql/dialect/postgresql/src/main/java/org/apache/shardingsphere/sql/parser/postgresql/visitor/statement/PostgreSQLStatementVisitor.java
@@ -517,7 +517,7 @@ public abstract class PostgreSQLStatementVisitor extends 
PostgreSQLStatementPars
     
     @Override
     public ASTNode visitColumnref(final ColumnrefContext ctx) {
-        if (null != ctx.indirection()) {
+        if (null != ctx.indirection() && null != 
ctx.indirection().indirectionEl().attrName()) {
             AttrNameContext attrName = 
ctx.indirection().indirectionEl().attrName();
             ColumnSegment result = new 
ColumnSegment(ctx.start.getStartIndex(), ctx.stop.getStopIndex(), new 
IdentifierValue(attrName.getText()));
             OwnerSegment owner = new 
OwnerSegment(ctx.colId().start.getStartIndex(), 
ctx.colId().stop.getStopIndex(), new IdentifierValue(ctx.colId().getText()));