Parse DATE as TIMESTAMP(0) in Oracle Mode

h2/src/main/org/h2/engine/Mode.java

@@ -5,6 +5,7 @@
  */
 package org.h2.engine;
 
+import java.sql.Types;
 import java.util.Collections;
 import java.util.HashMap;
 import java.util.Set;
@@ -289,7 +290,11 @@ public class Mode {
         mode.supportedClientInfoPropertiesRegEx =
                 Pattern.compile(".*\\..*");
         mode.prohibitEmptyInPredicate = true;
-        mode.typeByNameMap.put("DATE", DataType.getDataType(Value.TIMESTAMP));
+        DataType dt = DataType.createDate(/* 2001-01-01 23:59:59 */ 19, 19, "DATE", false, 0, 0);
+        dt.type = Value.TIMESTAMP;
+        dt.sqlType = Types.TIMESTAMP;
+        dt.name = "DATE";
+        mode.typeByNameMap.put("DATE", dt);
         add(mode);
 
         mode = new Mode(ModeEnum.PostgreSQL);

h2/src/main/org/h2/value/DataType.java

@@ -466,7 +466,18 @@ public class DataType {
         return dataType;
     }
 
-    private static DataType createDate(int maxPrecision, int precision, String prefix,
+    /**
+     * Create a date-time data type.
+     *
+     * @param maxPrecision maximum supported precision
+     * @param precision default precision
+     * @param prefix the prefix for SQL literal representation
+     * @param supportsScale whether the scale parameter is supported
+     * @param scale default scale
+     * @param maxScale highest possible scale
+     * @return data type
+     */
+    public static DataType createDate(int maxPrecision, int precision, String prefix,
             boolean supportsScale, int scale, int maxScale) {
         DataType dataType = new DataType();
         dataType.prefix = prefix + " '";

h2/src/test/org/h2/test/db/TestCompatibilityOracle.java

@@ -263,12 +263,12 @@ public class TestCompatibilityOracle extends TestDb {
         Timestamp t4 = Timestamp.valueOf("2018-01-10 22:10:01");
 
         stat.execute("CREATE TABLE TEST (ID INT PRIMARY KEY, D DATE)");
-        stat.executeUpdate("INSERT INTO TEST VALUES(1, TIMESTAMP '2011-02-03 12:11:10')");
-        stat.executeUpdate("INSERT INTO TEST VALUES(2, CAST ('1999-10-15 13:14:15' AS DATE))");
-        stat.executeUpdate("INSERT INTO TEST VALUES(3, '2030-11-22 11:22:33')");
+        stat.executeUpdate("INSERT INTO TEST VALUES(1, TIMESTAMP '2011-02-03 12:11:10.1')");
+        stat.executeUpdate("INSERT INTO TEST VALUES(2, CAST ('1999-10-15 13:14:15.1' AS DATE))");
+        stat.executeUpdate("INSERT INTO TEST VALUES(3, '2030-11-22 11:22:33.1')");
         PreparedStatement ps = conn.prepareStatement("INSERT INTO TEST VALUES (?, ?)");
         ps.setInt(1, 4);
-        ps.setTimestamp(2, t4);
+        ps.setTimestamp(2, Timestamp.valueOf("2018-01-10 22:10:01.1"));
         ps.executeUpdate();
         ResultSet rs = stat.executeQuery("SELECT D FROM TEST ORDER BY ID");
         rs.next();