taptao commented on code in PR #48537:
URL: https://github.com/apache/doris/pull/48537#discussion_r1999064183
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java:
##########
@@ -1694,7 +1694,13 @@ protected LogicalPlan withGenerate(LogicalPlan plan,
LateralViewContext ctx) {
// if later view explode map type, we need to add a project to convert
map to struct
String columnName = ctx.columnNames.get(0).getText();
List<String> expandColumnNames = Lists.newArrayList();
- if (ctx.columnNames.size() > 1) {
+
+ // explode can pass multiple columns
+ // then use struct to return the result of the expansion of multiple
columns.
+ String funcName = ctx.functionName.getText().toLowerCase();
+ if (ctx.columnNames.size() > 1 || (funcName.equals("explode")
+ || funcName.equals("explode_outer")
+ || funcName.equals("explode_variant_array"))) {
Review Comment:
done
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java:
##########
@@ -1694,7 +1694,13 @@ protected LogicalPlan withGenerate(LogicalPlan plan,
LateralViewContext ctx) {
// if later view explode map type, we need to add a project to convert
map to struct
String columnName = ctx.columnNames.get(0).getText();
List<String> expandColumnNames = Lists.newArrayList();
Review Comment:
done
##########
fe/fe-core/src/main/java/org/apache/doris/nereids/trees/expressions/functions/generator/ExplodeOuter.java:
##########
Review Comment:
done
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