#2254 - OraclePlatform needs columnAliasPrefix 'c' - Regression in version 12.2.1 due to #1967

ebean-api/src/main/java/io/ebean/config/dbplatform/oracle/Oracle11Platform.java

@@ -11,7 +11,6 @@ public class Oracle11Platform extends OraclePlatform {
   public Oracle11Platform() {
     super();
     this.platform = Platform.ORACLE11;
-    this.columnAliasPrefix = "c";
     this.sqlLimiter = new OracleRownumSqlLimiter();
     this.basicSqlLimiter = new OracleRownumBasicLimiter();
     dbIdentity.setIdType(IdType.SEQUENCE);

ebean-api/src/main/java/io/ebean/config/dbplatform/oracle/OraclePlatform.java

@@ -22,6 +22,7 @@ public class OraclePlatform extends DatabasePlatform {
   public OraclePlatform() {
     super();
     this.platform = Platform.ORACLE;
+    this.columnAliasPrefix = "c";
     this.supportsDeleteTableAlias = true;
     this.maxTableNameLength = 30;
     this.maxConstraintNameLength = 30;

ebean-core/src/test/java/io/ebean/config/dbplatform/OraclePlatformTest.java

@@ -1,6 +1,7 @@
 package io.ebean.config.dbplatform;
 
 import io.ebean.config.PlatformConfig;
+import io.ebean.config.dbplatform.oracle.Oracle11Platform;
 import io.ebean.config.dbplatform.oracle.OraclePlatform;
 import org.junit.Test;
 
@@ -8,17 +9,27 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 public class OraclePlatformTest {
 
+  @Test
+  public void columnAliasPrefix_Oracle11Platform() {
+    Oracle11Platform platform11 = new Oracle11Platform();
+    assertThat(platform11.columnAliasPrefix).isEqualTo("c");
+  }
+
+  @Test
+  public void columnAliasPrefix_OraclePlatform() {
+    OraclePlatform platform = new OraclePlatform();
+    assertThat(platform.columnAliasPrefix).isEqualTo("c");
+  }
+
   @Test
   public void uuid_default() {
 
     OraclePlatform platform = new OraclePlatform();
     platform.configure(new PlatformConfig(), false);
     DbPlatformType dbType = platform.getDbTypeMap().get(DbPlatformType.UUID);
-
     assertThat(dbType.renderType(0, 0)).isEqualTo("varchar2(40)");
   }
 
-
   @Test
   public void uuid_as_binary() {