fix: report a feature for every statement in StatementValidator

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

@@ -510,6 +510,13 @@ public enum Feature {
     executeStatementImmediate,
 
     executeUsing,
+    /**
+     * "PREPARE" and "DEALLOCATE" of a prepared statement are allowed
+     *
+     * @see net.sf.jsqlparser.statement.PrepareStatement
+     * @see net.sf.jsqlparser.statement.DeallocateStatement
+     */
+    prepare, deallocate,
     /**
      * SQL "REPLACE" statement is allowed
      */
@@ -521,6 +528,12 @@ public enum Feature {
      * @see Drop
      */
     drop, dropTable, dropIndex, dropView, dropSchema, dropSequence, dropTableIfExists, dropIndexIfExists, dropViewIfExists, dropSchemaIfExists, dropSequenceIfExists,
+    /**
+     * Oracle "PURGE" statement is allowed
+     *
+     * @see net.sf.jsqlparser.statement.PurgeStatement
+     */
+    purge,
     /**
      * PostgreSQL "REASSIGN OWNED BY ... TO ..." statement is allowed
      *
@@ -540,6 +553,13 @@ public enum Feature {
      * @see net.sf.jsqlparser.statement.alter.database.AlterDatabase
      */
     alterDatabase,
+    /**
+     * "ALTER SESSION" and "ALTER SYSTEM" statements are allowed
+     *
+     * @see net.sf.jsqlparser.statement.alter.AlterSession
+     * @see net.sf.jsqlparser.statement.alter.AlterSystemStatement
+     */
+    alterSession, alterSystem,
     /**
      * SQL "CREATE SCHEMA" statement is allowed
      *
@@ -628,6 +648,11 @@ public enum Feature {
      * Structured type, domain and extension statements.
      */
     createType, alterType, createDomain, alterDomain, createExtension, alterExtension,
+    /**
+     * PostgreSQL "CREATE POLICY", "ALTER POLICY", "CREATE STATISTICS" and "ALTER STATISTICS"
+     * statements are allowed
+     */
+    createPolicy, alterPolicy, createStatistics, alterStatistics,
     /**
      * SQL "CREATE SYNONYM" statement is allowed
      *
@@ -638,6 +663,13 @@ public enum Feature {
      * SQL "CREATE TRIGGER" statement is allowed
      */
     createTrigger,
+    /**
+     * MySQL/MariaDB "CREATE EVENT" and "ALTER EVENT" statements are allowed
+     *
+     * @see net.sf.jsqlparser.statement.create.event.CreateEvent
+     * @see net.sf.jsqlparser.statement.create.event.AlterEvent
+     */
+    createEvent, alterEvent,
     /**
      * PostgreSQL "CREATE EVENT TRIGGER" and "ALTER EVENT TRIGGER" statements are allowed
      *
@@ -664,8 +696,12 @@ public enum Feature {
      * @see Commit
      */
     commit,
+    /** SQL "ROLLBACK" statement is allowed */
+    rollback,
     /** START TRANSACTION and dialect-specific BEGIN transaction statements. */
     startTransaction,
+    /** SAVEPOINT statements. */
+    savepoint,
     /** RELEASE [SAVEPOINT] statements. */
     releaseSavepoint,
     /** Explicit AND [NO] CHAIN transaction completion. */
@@ -676,6 +712,12 @@ public enum Feature {
     transactionDeferrable,
     /** MySQL WITH CONSISTENT SNAPSHOT transaction characteristic. */
     transactionConsistentSnapshot,
+    /**
+     * SQL "LOCK TABLE" statement is allowed
+     *
+     * @see net.sf.jsqlparser.statement.lock.LockStatement
+     */
+    lock,
     /**
      * SQL "COMMENT ON" statement is allowed
      *
@@ -784,16 +826,17 @@ public enum Feature {
      */
     grant, revoke, createRole, alterRole, alterDefaultPrivileges,
     /**
-     * MySQL/MariaDB account management: "ALTER USER", "RENAME USER", "SET ROLE", "SET DEFAULT ROLE"
-     * and "SET PASSWORD"
+     * MySQL/MariaDB account management: "CREATE USER", "ALTER USER", "RENAME USER", "SET ROLE",
+     * "SET DEFAULT ROLE" and "SET PASSWORD"
      *
+     * @see net.sf.jsqlparser.statement.create.user.CreateUser
      * @see net.sf.jsqlparser.statement.alter.AlterUser
      * @see net.sf.jsqlparser.statement.alter.RenameUser
      * @see net.sf.jsqlparser.statement.SetRoleStatement
      * @see net.sf.jsqlparser.statement.SetDefaultRoleStatement
      * @see net.sf.jsqlparser.statement.SetPasswordStatement
      */
-    alterUser, renameUser, setRole, setDefaultRole, setPassword,
+    createUser, alterUser, renameUser, setRole, setDefaultRole, setPassword,
     /**
      * @see Function
      */
@@ -1041,10 +1084,38 @@ public enum Feature {
     imprt,
 
     /**
-     * "EXPORT"
+     * "EXPORT" and BigQuery "EXPORT DATA"
      */
     export,
 
+    /**
+     * PostgreSQL and DuckDB "COPY" and BigQuery "LOAD DATA" statements are allowed
+     *
+     * @see net.sf.jsqlparser.statement.CopyStatement
+     * @see net.sf.jsqlparser.statement.load.LoadDataStatement
+     */
+    copy, loadData,
+
+    /**
+     * DuckDB "ATTACH", "DETACH", "CONNECT", "DISCONNECT", "PRAGMA", "INSTALL", "LOAD", "CREATE
+     * MACRO" and "CREATE EXTENSION REPOSITORY" statements are allowed
+     */
+    attach, detach, connect, disconnect, pragma, installExtension, loadExtension, createMacro, createExtensionRepository,
+
+    /**
+     * BigQuery "ASSERT" statement is allowed
+     *
+     * @see net.sf.jsqlparser.statement.AssertStatement
+     */
+    assertStatement,
+
+    /**
+     * "SESSION" statement is allowed
+     *
+     * @see net.sf.jsqlparser.statement.SessionStatement
+     */
+    session,
+
     /**
      * MySQL allows a ',' as a separator between key and value entries. We allow that by default,
      * but it can be disabled here

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

@@ -112,7 +112,8 @@ public class FeaturesAllowed implements FeatureSetValidation, ModifyableFeatureS
             Feature.createTableCreateOptionStrings, Feature.createTableTableOptionStrings,
             Feature.createTableIfNotExists, Feature.createTableRowMovement,
             Feature.createTableFromSelect,
-            Feature.createTrigger, Feature.createEventTrigger,
+            Feature.createTrigger, Feature.createEventTrigger, Feature.createEvent,
+            Feature.createPolicy, Feature.createStatistics,
             Feature.createView).unmodifyable();
     /**
      * all "ALTER" {@link Feature}'s
@@ -122,7 +123,8 @@ public class FeaturesAllowed implements FeatureSetValidation, ModifyableFeatureS
                     Feature.alterTextSearchConfiguration,
                     Feature.alterCollation,
                     Feature.alterTablespace,
-                    Feature.alterEventTrigger,
+                    Feature.alterEventTrigger, Feature.alterEvent,
+                    Feature.alterPolicy, Feature.alterStatistics,
                     Feature.alterView, Feature.alterIndex, Feature.alterSchema,
                     Feature.alterForeignDataWrapper, Feature.alterServer, Feature.alterUserMapping)
                     .unmodifyable();

src/main/java/net/sf/jsqlparser/util/validation/feature/H2Version.java

@@ -24,17 +24,13 @@
  */
 public enum H2Version implements Version {
     V_1_4_200("1.4.200",
-            EnumSet.of(
-                    // supported if used with jdbc
+            EnumSet.of(// supported if used with jdbc
                     Feature.jdbcParameter,
-                    Feature.jdbcNamedParameter,
-                    // expressions
-                    Feature.exprLike,
-                    // http://h2database.com/html/commands.html#select
+                    Feature.jdbcNamedParameter, // expressions
+                    Feature.exprLike, // http://h2database.com/html/commands.html#select
                     Feature.select,
                     Feature.selectGroupBy, Feature.function,
-                    Feature.selectHaving,
-                    // https://h2database.com/html/grammar.html?#table_expression
+                    Feature.selectHaving, // https://h2database.com/html/grammar.html?#table_expression
                     // https://h2database.com/html/grammar.html?#join_specification
                     Feature.join,
                     Feature.joinSimple,
@@ -71,73 +67,54 @@ public enum H2Version implements Version {
                     Feature.setOperationMinus,
 
                     // http://h2database.com/html/commands.html#create_sequence
-                    Feature.createSequence,
-                    // http://h2database.com/html/commands.html#alter_sequence
-                    Feature.alterSequence,
-                    // http://h2database.com/html/commands.html#create_schema
-                    Feature.createSchema,
-                    // http://h2database.com/html/commands.html#create_index
-                    Feature.createIndex,
-                    // http://h2database.com/html/commands.html#create_table
+                    Feature.createSequence, // http://h2database.com/html/commands.html#alter_sequence
+                    Feature.alterSequence, // http://h2database.com/html/commands.html#create_schema
+                    Feature.createSchema, // http://h2database.com/html/commands.html#create_index
+                    Feature.createIndex, // http://h2database.com/html/commands.html#create_table
                     Feature.createTable, Feature.createTableCreateOptionStrings,
                     Feature.createTableTableOptionStrings, Feature.createTableFromSelect,
-                    Feature.createTableIfNotExists,
-                    // http://h2database.com/html/commands.html#create_view
+                    Feature.createTableIfNotExists, // http://h2database.com/html/commands.html#create_view
                     Feature.createView,
-                    Feature.createViewForce, Feature.createOrReplaceView,
-                    // http://h2database.com/html/commands.html#alter_view_rename
+                    Feature.createViewForce, Feature.createOrReplaceView, // http://h2database.com/html/commands.html#alter_view_rename
                     // Feature.alterView,
 
                     // http://h2database.com/html/commands.html#select
-                    Feature.top,
-                    // http://www.h2database.com/html/advanced.html?search=limit#result_sets
+                    Feature.top, // http://www.h2database.com/html/advanced.html?search=limit#result_sets
                     Feature.fetch, Feature.fetchFirst,
 
                     // http://www.h2database.com/html/commands.html?highlight=DISTINCT&search=SELECT#firstFound
-                    Feature.distinct,
-                    // http://www.h2database.com/html/commands.html?highlight=DISTINCT%20ON&search=SELECT#firstFound
-                    Feature.distinctOn,
-                    // http://h2database.com/html/commands.html#insert
+                    Feature.distinct, // http://www.h2database.com/html/commands.html?highlight=DISTINCT%20ON&search=SELECT#firstFound
+                    Feature.distinctOn, // http://h2database.com/html/commands.html#insert
                     Feature.insert,
                     Feature.insertValues,
                     Feature.values,
-                    Feature.insertFromSelect,
-                    // http://h2database.com/html/commands.html#update
-                    Feature.update,
-                    // http://h2database.com/html/commands.html#delete
-                    Feature.delete,
-                    // http://h2database.com/html/commands.html#truncate_table
+                    Feature.insertFromSelect, // http://h2database.com/html/commands.html#update
+                    Feature.update, // http://h2database.com/html/commands.html#delete
+                    Feature.delete, // http://h2database.com/html/commands.html#truncate_table
                     Feature.truncate,
 
                     // http://www.h2database.com/html/commands.html#execute_immediate
                     Feature.executeStatementImmediate,
 
                     // http://h2database.com/html/commands.html#drop_table
                     // http://h2database.com/html/commands.html#drop_index
-                    Feature.drop,
-                    // http://h2database.com/html/commands.html#drop_table
-                    Feature.dropTable,
-                    // http://h2database.com/html/commands.html#drop_index
-                    Feature.dropIndex,
-                    // http://h2database.com/html/commands.html#drop_view
-                    Feature.dropView,
-                    // http://h2database.com/html/commands.html#drop_schema
-                    Feature.dropSchema,
-                    // http://h2database.com/html/commands.html#drop_sequence
+                    Feature.drop, // http://h2database.com/html/commands.html#drop_table
+                    Feature.dropTable, // http://h2database.com/html/commands.html#drop_index
+                    Feature.dropIndex, // http://h2database.com/html/commands.html#drop_view
+                    Feature.dropView, // http://h2database.com/html/commands.html#drop_schema
+                    Feature.dropSchema, // http://h2database.com/html/commands.html#drop_sequence
                     Feature.dropSequence,
                     Feature.dropTableIfExists, Feature.dropIndexIfExists, Feature.dropViewIfExists,
-                    Feature.dropSchemaIfExists, Feature.dropSequenceIfExists,
-                    // http://h2database.com/html/commands.html#alter_table_add
+                    Feature.dropSchemaIfExists, Feature.dropSequenceIfExists, // http://h2database.com/html/commands.html#alter_table_add
                     // http://h2database.com/html/commands.html#alter_table_add_constraint
                     // ...
-                    Feature.alterTable,
-                    // http://www.h2database.com/html/commands.html#explain
-                    Feature.explain,
-                    // http://www.h2database.com/html/commands.html#grant_right
+                    Feature.alterTable, // http://www.h2database.com/html/commands.html#explain
+                    Feature.explain, // http://www.h2database.com/html/commands.html#grant_right
                     // http://www.h2database.com/html/commands.html#grant_role
-                    Feature.grant,
-                    // http://h2database.com/html/commands.html#commit
-                    Feature.commit));
+                    Feature.grant, // http://h2database.com/html/commands.html#commit
+                    // http://h2database.com/html/commands.html#rollback
+                    // http://h2database.com/html/commands.html#savepoint
+                    Feature.commit, Feature.rollback, Feature.savepoint));
 
     private Set<Feature> features;
     private String versionString;

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

@@ -84,12 +84,16 @@ public enum MariaDbVersion implements Version {
                     Feature.tableMaintenance,
 
                     // https://mariadb.com/kb/en/account-management-sql-statements/
-                    Feature.createRole, Feature.alterUser, Feature.renameUser, Feature.setRole,
+                    Feature.createRole, Feature.createUser, Feature.alterUser, Feature.renameUser,
+                    Feature.setRole,
                     Feature.setDefaultRole, Feature.setPassword,
 
                     // https://mariadb.com/kb/en/call/
                     Feature.execute, Feature.executeCall,
 
+                    // https://mariadb.com/kb/en/deallocate-drop-prepare/
+                    Feature.deallocate,
+
                     // https://mariadb.com/kb/en/drop/
                     Feature.drop, // https://mariadb.com/kb/en/drop-index/
                     Feature.dropIndex, // https://mariadb.com/kb/en/drop-table/
@@ -121,6 +125,10 @@ public enum MariaDbVersion implements Version {
                     Feature.createSchema, // https://mariadb.com/kb/en/create-trigger/
                     Feature.createTrigger,
 
+                    // https://mariadb.com/kb/en/create-event/
+                    // https://mariadb.com/kb/en/alter-event/
+                    Feature.createEvent, Feature.alterEvent,
+
                     // https://mariadb.com/kb/en/create-database/
                     // https://mariadb.com/kb/en/alter-database/
                     Feature.createDatabase, Feature.alterDatabase,
@@ -141,7 +149,9 @@ public enum MariaDbVersion implements Version {
                     Feature.use, // https://mariadb.com/kb/en/grant/
                     Feature.grant, // https://mariadb.com/kb/en/revoke/
                     Feature.revoke, // https://mariadb.com/kb/en/commit/
-                    Feature.commit, // https://mariadb.com/kb/en/optimizer-hints/
+                    Feature.commit, // https://mariadb.com/kb/en/rollback/
+                    Feature.rollback, // https://mariadb.com/kb/en/savepoint/
+                    Feature.savepoint, // https://mariadb.com/kb/en/optimizer-hints/
                     Feature.mySqlHintStraightJoin,
                     Feature.mysqlSelectModifiers, Feature.mysqlCalcFoundRows,
                     Feature.mysqlSqlCacheFlag)),

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

@@ -80,12 +80,16 @@ public enum MySqlVersion implements Version {
                     Feature.tableMaintenance,
 
                     // https://dev.mysql.com/doc/refman/8.0/en/account-management-statements.html
-                    Feature.createRole, Feature.alterUser, Feature.renameUser, Feature.setRole,
+                    Feature.createRole, Feature.createUser, Feature.alterUser, Feature.renameUser,
+                    Feature.setRole,
                     Feature.setDefaultRole, Feature.setPassword,
 
                     // https://dev.mysql.com/doc/refman/8.0/en/call.html
                     Feature.execute, Feature.executeCall,
 
+                    // https://dev.mysql.com/doc/refman/8.0/en/deallocate-prepare.html
+                    Feature.deallocate,
+
                     Feature.drop, // https://dev.mysql.com/doc/refman/8.0/en/drop-table.html
                     Feature.dropTable, // https://dev.mysql.com/doc/refman/8.0/en/drop-index.html
                     Feature.dropIndex, // https://dev.mysql.com/doc/refman/8.0/en/drop-view.html
@@ -121,6 +125,10 @@ public enum MySqlVersion implements Version {
                     Feature.createIndex, // https://dev.mysql.com/doc/refman/8.0/en/create-trigger.html
                     Feature.createTrigger,
 
+                    // https://dev.mysql.com/doc/refman/8.0/en/create-event.html
+                    // https://dev.mysql.com/doc/refman/8.0/en/alter-event.html
+                    Feature.createEvent, Feature.alterEvent,
+
                     // https://dev.mysql.com/doc/refman/8.0/en/describe.html
                     Feature.describe,
                     Feature.desc, // https://dev.mysql.com/doc/refman/8.0/en/explain.html
@@ -134,7 +142,8 @@ public enum MySqlVersion implements Version {
                     Feature.grant, // https://dev.mysql.com/doc/refman/8.0/en/revoke.html
                     Feature.revoke, // https://dev.mysql.com/doc/refman/8.0/en/use.html
                     Feature.use, // https://dev.mysql.com/doc/refman/8.0/en/commit.html
-                    Feature.commit, Feature.startTransaction, Feature.releaseSavepoint,
+                    Feature.commit, Feature.rollback, Feature.startTransaction,
+                    Feature.savepoint, Feature.releaseSavepoint,
                     Feature.transactionChain, Feature.transactionConsistentSnapshot, //
                     Feature.mySqlHintStraightJoin,
                     Feature.mysqlSqlCacheFlag,

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

@@ -123,7 +123,17 @@ public enum OracleVersion implements Version {
                     Feature.createTrigger, // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/CREATE-SCHEMA.html
                     Feature.createSchema,
 
-                    Feature.commit,
+                    Feature.commit, Feature.rollback, Feature.savepoint,
+
+                    // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/LOCK-TABLE.html
+                    Feature.lock,
+
+                    // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/ALTER-SESSION.html
+                    // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/ALTER-SYSTEM.html
+                    Feature.alterSession, Feature.alterSystem,
+
+                    // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/PURGE.html
+                    Feature.purge,
 
                     // https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/COMMENT.html
                     Feature.comment, Feature.commentOnTable, Feature.commentOnColumn,