DTStack
diff --git a/‎src/grammar/impala/ImpalaSqlParser.g4
Lines changed: 2 additions & 2 deletions b/‎src/grammar/impala/ImpalaSqlParser.g4
Lines changed: 2 additions & 2 deletions
diff --git a/‎src/lib/impala/ImpalaSqlParser.interp
Lines changed: 1 addition & 1 deletion b/‎src/lib/impala/ImpalaSqlParser.interp
Lines changed: 1 addition & 1 deletion
@@ -169,7 +169,7 @@ alterPartitionCache
     ;
 
 changeColumnDefine
-    : KW_ALTER KW_TABLE tableNamePath KW_CHANGE KW_COLUMN columnSpecWithKudu
+    : KW_ALTER KW_TABLE tableNamePath KW_CHANGE columnNamePath columnSpecWithKudu
     ;
 
 alterDropSingleColumn
@@ -635,7 +635,7 @@ kuduColumnDefinition
     ;
 
 columnSpecWithKudu
-    : columnSpec? (kuduAttributes kuduAttributes*?)?
+    : columnSpec (kuduAttributes kuduAttributes*?)?
     ;
 
 createColumnSpecWithKudu
Original file line number	Diff line number	Diff line change
`@@ -169,7 +169,7 @@ alterPartitionCache`
`169`	`169`	`;`
`170`	`170`
`171`	`171`	`changeColumnDefine`
`172`		`- : KW_ALTER KW_TABLE tableNamePath KW_CHANGE KW_COLUMN columnSpecWithKudu`
	`172`	`+ : KW_ALTER KW_TABLE tableNamePath KW_CHANGE columnNamePath columnSpecWithKudu`
`173`	`173`	`;`
`174`	`174`
`175`	`175`	`alterDropSingleColumn`
`@@ -635,7 +635,7 @@ kuduColumnDefinition`
`635`	`635`	`;`
`636`	`636`
`637`	`637`	`columnSpecWithKudu`
`638`		`- : columnSpec? (kuduAttributes kuduAttributes*?)?`
	`638`	`+ : columnSpec (kuduAttributes kuduAttributes*?)?`
`639`	`639`	`;`
`640`	`640`
`641`	`641`	`createColumnSpecWithKudu`