Using own Feature - constant for "delete with returning" #1597

src/main/java/net/sf/jsqlparser/parser/feature/Feature.java

@@ -327,6 +327,11 @@ public enum Feature {
     updateUseSelect,
     updateOrderBy,
     updateLimit,
+    /**
+     * "RETURNING expr(, expr)*"
+     *
+     * @see SelectExpressionItem
+     */
     updateReturning,
     /**
      * SQL "DELETE" statement is allowed
@@ -350,6 +355,12 @@ public enum Feature {
      * "ORDER BY ..."
      */
     deleteOrderBy,
+    /**
+     * "RETURNING expr(, expr)*"
+     *
+     * @see SelectExpressionItem
+     */
+    deleteReturningExpressionList,
 
     /**
      * SQL "UPSERT" statement is allowed
@@ -501,7 +512,7 @@ public enum Feature {
      */
     createTableRowMovement,
     /**
-     * "CREATE TABLE (colspec) SELECT ... 
+     * "CREATE TABLE (colspec) SELECT ...
      */
     createTableFromSelect,
     /**
@@ -615,7 +626,7 @@ public enum Feature {
     set,
     /**
      * @see ResetStatement
-    */
+     */
     reset,
     /**
      * @see Pivot
@@ -724,17 +735,18 @@ public enum Feature {
     allowSquareBracketQuotation(false),
 
     /**
-       allow parsing of RDBMS specific syntax by switching off SQL Standard Compliant Syntax
-    */
+     * allow parsing of RDBMS specific syntax by switching off SQL Standard
+     * Compliant Syntax
+     */
     allowPostgresSpecificSyntax(false),
 
     // PERFORMANCE
-    
+
     /**
      * allows complex expression parameters or named parameters for functions
      * will be switched off, when deep nesting of functions is detected
      */
-     allowComplexParsing(true),
+    allowComplexParsing(true),
 
     /**
      * allows passing through Unsupported Statements as a plain List of Tokens

src/main/java/net/sf/jsqlparser/util/validation/feature/FeaturesAllowed.java

@@ -110,7 +110,8 @@ public class FeaturesAllowed implements FeatureSetValidation, ModifyableFeatureS
      * all {@link Feature}' for SQL UPDATE including {@link #SELECT}
      */
     public static final FeaturesAllowed DELETE = new FeaturesAllowed("DELETE", Feature.delete, Feature.deleteJoin,
-            Feature.deleteLimit, Feature.deleteOrderBy, Feature.deleteTables, Feature.truncate)
+            Feature.deleteLimit, Feature.deleteOrderBy, Feature.deleteTables, Feature.deleteReturningExpressionList,
+            Feature.truncate)
             .add(SELECT).unmodifyable();
 
     /**

src/main/java/net/sf/jsqlparser/util/validation/feature/OracleVersion.java

@@ -100,6 +100,7 @@ public enum OracleVersion implements Version {
 
                     // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/DELETE.html
                     Feature.delete,
+                    Feature.deleteReturningExpressionList,
 
                     // https://www.oracletutorial.com/oracle-basics/oracle-truncate-table/
                     Feature.truncate,

src/main/java/net/sf/jsqlparser/util/validation/feature/PostgresqlVersion.java

@@ -98,7 +98,7 @@ public enum PostgresqlVersion implements Version {
                     // https://www.postgresql.org/docs/current/sql-createindex.html
                     Feature.createIndex,
                     // https://www.postgresql.org/docs/current/sql-createtable.html
-                    Feature.createTable, Feature.createTableUnlogged, 
+                    Feature.createTable, Feature.createTableUnlogged,
                     Feature.createTableCreateOptionStrings, Feature.createTableTableOptionStrings,
                     Feature.createTableFromSelect, Feature.createTableIfNotExists,
                     // https://www.postgresql.org/docs/current/sql-createview.html
@@ -111,12 +111,14 @@ public enum PostgresqlVersion implements Version {
                     Feature.insertValues,
                     Feature.values,
                     Feature.insertFromSelect,
-                    Feature.insertReturningAll, Feature.insertReturningExpressionList,
+                    Feature.insertReturningAll,
+                    Feature.insertReturningExpressionList,
                     // https://www.postgresql.org/docs/current/sql-update.html
                     Feature.update,
                     Feature.updateReturning,
                     // https://www.postgresql.org/docs/current/sql-delete.html
                     Feature.delete,
+                    Feature.deleteReturningExpressionList,
                     // https://www.postgresql.org/docs/current/sql-truncate.html
                     Feature.truncate,
 
@@ -150,7 +152,10 @@ public enum PostgresqlVersion implements Version {
                     // https://www.postgresql.org/docs/current/sql-commit.html
                     Feature.commit
                     )),
-    V11("11", V10.copy().getFeatures()), V12("12", V11.copy().getFeatures());
+    V11("11", V10.copy().getFeatures()),
+    V12("12", V11.copy().getFeatures()),
+    V13("13", V12.copy().getFeatures()),
+    V14("14", V13.copy().getFeatures());
 
     private Set<Feature> features;
     private String versionString;

src/main/java/net/sf/jsqlparser/util/validation/validator/DeleteValidator.java

@@ -28,7 +28,7 @@ public void validate(Delete delete) {
             validateOptionalFeature(c, delete.getJoins(), Feature.deleteJoin);
             validateOptionalFeature(c, delete.getLimit(), Feature.deleteLimit);
             validateOptionalFeature(c, delete.getOrderByElements(), Feature.deleteOrderBy);
-            validateOptionalFeature(c, delete.getReturningExpressionList(), Feature.insertReturningExpressionList);
+            validateOptionalFeature(c, delete.getReturningExpressionList(), Feature.deleteReturningExpressionList);
         }
 
         SelectValidator v = getValidator(SelectValidator.class);