Model PostgreSQL CREATE ACCESS METHOD as a typed statement (#2725)

Signed-off-by: minleejae <mmj9808@gmail.com>

Author: minleejae

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

@@ -578,7 +578,7 @@ public enum Feature {
      *
      * @see CreateSequence
      */
-    createSequence,
+    createSequence, createAccessMethod, createAccessMethodTable,
     /** Publication and subscription definitions. */
     createForeignDataWrapper, alterForeignDataWrapper, createServer, alterServer, createUserMapping, alterUserMapping,
 

src/main/java/net/sf/jsqlparser/statement/StatementFeatureVisitor.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.statement;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.oracle.OracleBlock;
 import net.sf.jsqlparser.statement.oracle.OracleAssignment;
 import net.sf.jsqlparser.statement.oracle.OracleNullStatement;
@@ -1152,4 +1154,9 @@ public <S> Void visit(OracleNullStatement statement, S context) {
         return null;
     }
 
+
+    @Override
+    public <S> Void visit(CreateAccessMethod statement, S context) {
+        return schemaOnly();
+    }
 }

src/main/java/net/sf/jsqlparser/statement/StatementVisitor.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.statement;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.create.fdw.CreateForeignDataWrapper;
 import net.sf.jsqlparser.statement.alter.AlterForeignDataWrapper;
 import net.sf.jsqlparser.statement.create.server.CreateServer;
@@ -810,6 +812,14 @@ default void visit(AlterUserMapping statement) {
         visit(statement, null);
     }
 
+    default <S> T visit(CreateAccessMethod statement, S context) {
+        return null;
+    }
+
+    default void visit(CreateAccessMethod statement) {
+        visit(statement, null);
+    }
+
     default <S> T visit(CreateTextSearchConfiguration statement, S context) {
         return null;
     }

src/main/java/net/sf/jsqlparser/statement/StatementVisitorAdapter.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.statement;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.oracle.OracleBlock;
 import net.sf.jsqlparser.statement.oracle.OracleAssignment;
 
@@ -897,4 +899,9 @@ public <S> T visit(OracleAssignment assignment, S context) {
         return null;
     }
 
+
+    @Override
+    public <S> T visit(CreateAccessMethod statement, S context) {
+        return null;
+    }
 }

src/main/java/net/sf/jsqlparser/statement/create/accessmethod/CreateAccessMethod.java

@@ -0,0 +1,63 @@
+/*-
+ * #%L
+ * JSQLParser library
+ * %%
+ * Copyright (C) 2004 - 2026 JSQLParser
+ * %%
+ * Dual licensed under GNU LGPL 2.1 or Apache License 2.0
+ * #L%
+ */
+package net.sf.jsqlparser.statement.create.accessmethod;
+
+import net.sf.jsqlparser.statement.Statement;
+import net.sf.jsqlparser.statement.StatementVisitor;
+
+/** A PostgreSQL table or index access method, whose handler names a function, not a table. */
+public class CreateAccessMethod implements Statement {
+    public enum Type {
+        TABLE, INDEX
+    }
+
+    private String name;
+    private Type type;
+    private String handler;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Type getType() {
+        return type;
+    }
+
+    public void setType(Type type) {
+        this.type = type;
+    }
+
+    public String getHandler() {
+        return handler;
+    }
+
+    public void setHandler(String handler) {
+        this.handler = handler;
+    }
+
+    @Override
+    public <T, S> T accept(StatementVisitor<T> visitor, S context) {
+        return visitor.visit(this, context);
+    }
+
+    public StringBuilder appendTo(StringBuilder builder) {
+        return builder.append("CREATE ACCESS METHOD ").append(name)
+                .append(" TYPE ").append(type).append(" HANDLER ").append(handler);
+    }
+
+    @Override
+    public String toString() {
+        return appendTo(new StringBuilder()).toString();
+    }
+}

src/main/java/net/sf/jsqlparser/util/TablesNamesFinder.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.util;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.create.fdw.CreateForeignDataWrapper;
 import net.sf.jsqlparser.statement.alter.AlterForeignDataWrapper;
 import net.sf.jsqlparser.statement.create.server.CreateServer;
@@ -3029,6 +3031,11 @@ public <S> Void visit(AlterUserMapping statement, S context) {
         return null;
     }
 
+    @Override
+    public <S> Void visit(CreateAccessMethod statement, S context) {
+        return null;
+    }
+
     @Override
     public <S> Void visit(CreateTextSearchConfiguration statement, S context) {
         return null;

src/main/java/net/sf/jsqlparser/util/deparser/StatementDeParser.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.util.deparser;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.create.fdw.CreateForeignDataWrapper;
 import net.sf.jsqlparser.statement.alter.AlterForeignDataWrapper;
 import net.sf.jsqlparser.statement.create.server.CreateServer;
@@ -895,6 +897,11 @@ public <S> StringBuilder visit(AlterUserMapping statement, S context) {
                 expression -> expression.accept(expressionDeParser, context));
     }
 
+    @Override
+    public <S> StringBuilder visit(CreateAccessMethod statement, S context) {
+        return statement.appendTo(builder);
+    }
+
     @Override
     public <S> StringBuilder visit(CreateTextSearchConfiguration statement, S context) {
         return statement.appendTo(builder);

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

@@ -106,6 +106,7 @@ public class FeaturesAllowed implements FeatureSetValidation, ModifyableFeatureS
             Feature.createCollation,
             Feature.createSchema, Feature.createSequence, Feature.createTable,
             Feature.createForeignDataWrapper, Feature.createServer, Feature.createUserMapping,
+            Feature.createAccessMethod, Feature.createAccessMethodTable,
             Feature.createTableUnlogged,
             Feature.createTableCreateOptionStrings, Feature.createTableTableOptionStrings,
             Feature.createTableIfNotExists, Feature.createTableRowMovement,

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

@@ -98,6 +98,7 @@ public enum PostgresqlVersion implements Version {
 
                     // https://www.postgresql.org/docs/current/sql-createsequence.html
                     Feature.createSequence,
+                    Feature.createAccessMethod,
                     Feature.createForeignDataWrapper, Feature.alterForeignDataWrapper,
                     Feature.createServer, Feature.alterServer, Feature.createUserMapping,
                     Feature.alterUserMapping,
@@ -160,10 +161,13 @@ public enum PostgresqlVersion implements Version {
                     Feature.commit, Feature.startTransaction, Feature.releaseSavepoint,
                     Feature.transactionIsolationLevel, Feature.transactionDeferrable)), V11("11",
                             V10.copy().getFeatures()), V12("12",
-                                    V11.copy().add(Feature.transactionChain).getFeatures()), V13(
-                                            "13",
-                                            V12.copy().getFeatures()), V14("14",
-                                                    V13.copy().getFeatures());
+                                    V11.copy()
+                                            .add(Feature.createAccessMethodTable,
+                                                    Feature.transactionChain)
+                                            .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/StatementValidator.java

@@ -9,6 +9,8 @@
  */
 package net.sf.jsqlparser.util.validation.validator;
 
+import net.sf.jsqlparser.statement.create.accessmethod.CreateAccessMethod;
+
 import net.sf.jsqlparser.statement.create.fdw.CreateForeignDataWrapper;
 import net.sf.jsqlparser.statement.alter.AlterForeignDataWrapper;
 import net.sf.jsqlparser.statement.create.server.CreateServer;
@@ -1117,6 +1119,15 @@ public <S> Void visit(AlterUserMapping statement, S context) {
         return null;
     }
 
+    @Override
+    public <S> Void visit(CreateAccessMethod statement, S context) {
+        validateFeature(Feature.createAccessMethod);
+        if (statement.getType() == CreateAccessMethod.Type.TABLE) {
+            validateFeature(Feature.createAccessMethodTable);
+        }
+        return null;
+    }
+
     @Override
     public <S> Void visit(CreateTextSearchConfiguration statement, S context) {
         validateFeature(Feature.createTextSearchConfiguration);