HHH-18635 Avoid using bigdatetime on Sybase jconn when not necessary

Author: mbellade

hibernate-community-dialects/src/main/java/org/hibernate/community/dialect/SybaseASELegacyDialect.java

@@ -125,13 +125,8 @@ protected void registerColumnTypes(TypeContributions typeContributions, ServiceR
 		// But with jTDS we can't use them as the driver can't handle the types
 		if ( getVersion().isSameOrAfter( 15, 5 ) && getDriverKind() != SybaseDriverKind.JTDS ) {
 			ddlTypeRegistry.addDescriptor(
-					CapacityDependentDdlType.builder( DATE, "bigdatetime", "bigdatetime", this )
-							.withTypeCapacity( 3, "datetime" )
-							.build()
-			);
-			ddlTypeRegistry.addDescriptor(
-					CapacityDependentDdlType.builder( TIME, "bigdatetime", "bigdatetime", this )
-							.withTypeCapacity( 3, "datetime" )
+					CapacityDependentDdlType.builder( TIME, "bigtime", "bigtime", this )
+							.withTypeCapacity( 3, "time" )
 							.build()
 			);
 			ddlTypeRegistry.addDescriptor(

hibernate-core/src/main/java/org/hibernate/dialect/SybaseASEDialect.java

@@ -142,13 +142,8 @@ protected void registerColumnTypes(TypeContributions typeContributions, ServiceR
 		// But with jTDS we can't use them as the driver can't handle the types
 		if ( getDriverKind() != SybaseDriverKind.JTDS ) {
 			ddlTypeRegistry.addDescriptor(
-					CapacityDependentDdlType.builder( DATE, "bigdatetime", "bigdatetime", this )
-							.withTypeCapacity( 3, "datetime" )
-							.build()
-			);
-			ddlTypeRegistry.addDescriptor(
-					CapacityDependentDdlType.builder( TIME, "bigdatetime", "bigdatetime", this )
-							.withTypeCapacity( 3, "datetime" )
+					CapacityDependentDdlType.builder( TIME, "bigtime", "bigtime", this )
+							.withTypeCapacity( 3, "time" )
 							.build()
 			);
 			ddlTypeRegistry.addDescriptor(