[#487] [add] Oracle dialect

src/Simplify.FluentNHibernate/ConfigurationExtensions.cs

@@ -3,6 +3,7 @@
 using FluentNHibernate.Cfg.Db;
 using FluentNHibernate.Conventions;
 using Microsoft.Extensions.Configuration;
+using NHibernate.Dialect;
 using NHibernate.Driver;
 using Simplify.FluentNHibernate.Dialects;
 using Simplify.FluentNHibernate.Drivers;
@@ -25,17 +26,19 @@ public static class ConfigurationExtensions
 	/// <param name="fluentConfiguration">The fluentNHibernate configuration.</param>
 	/// <param name="configSectionName">Configuration section name in App.config or Web.config file.</param>
 	/// <param name="additionalClientConfiguration">The additional client configuration.</param>
-	/// <returns></returns>
+	/// <param name="dialect">The dialect.</param>
 	/// <exception cref="ArgumentNullException">fluentConfiguration</exception>
 	public static FluentConfiguration InitializeFromConfigOracleClient(this FluentConfiguration fluentConfiguration,
 		string configSectionName = "DatabaseConnectionSettings",
-		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null)
+		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null,
+		OracleDialect dialect = OracleDialect.Oracle10g)
 	{
 		if (fluentConfiguration == null) throw new ArgumentNullException(nameof(fluentConfiguration));
 
 		InitializeFromConfigOracleClient(fluentConfiguration,
 			new ConfigurationManagerBasedDbConnectionSettings(configSectionName),
-			additionalClientConfiguration);
+			additionalClientConfiguration,
+			dialect);
 
 		return fluentConfiguration;
 	}
@@ -47,30 +50,40 @@ public static class ConfigurationExtensions
 	/// <param name="configuration">The configuration containing database config section.</param>
 	/// <param name="configSectionName">Database configuration section name in configuration.</param>
 	/// <param name="additionalClientConfiguration">The additional client configuration.</param>
-	/// <returns></returns>
+	/// <param name="dialect">The dialect.</param>
 	/// <exception cref="ArgumentNullException">fluentConfiguration
 	/// or
 	/// configuration</exception>
 	public static FluentConfiguration InitializeFromConfigOracleClient(this FluentConfiguration fluentConfiguration,
 		IConfiguration configuration,
 		string configSectionName = "DatabaseConnectionSettings",
-		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null)
+		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null,
+		OracleDialect dialect = OracleDialect.Oracle10g)
 	{
 		if (fluentConfiguration == null) throw new ArgumentNullException(nameof(fluentConfiguration));
 		if (configuration == null) throw new ArgumentNullException(nameof(configuration));
 
 		InitializeFromConfigOracleClient(fluentConfiguration,
 			new ConfigurationBasedDbConnectionSettings(configuration, configSectionName),
-			additionalClientConfiguration);
+			additionalClientConfiguration,
+			dialect);
 
 		return fluentConfiguration;
 	}
 
 	private static void InitializeFromConfigOracleClient(FluentConfiguration fluentConfiguration,
 		DbConnectionSettings settings,
-		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null)
+		Action<OracleDataClientConfiguration>? additionalClientConfiguration = null,
+		OracleDialect dialect = OracleDialect.Oracle10g)
 	{
-		var clientConfiguration = OracleDataClientConfiguration.Oracle10.ConnectionString(c =>
+		var clientConfiguration = dialect switch
+		{
+			OracleDialect.Oracle9i => OracleDataClientConfiguration.Oracle9,
+			OracleDialect.Oracle10g => OracleDataClientConfiguration.Oracle10,
+			_ => throw new InvalidOperationException()
+		};
+
+		clientConfiguration.ConnectionString(c =>
 			c.Server(settings.ServerName)
 				.Port(settings.Port ?? 1521)
 				.Instance(settings.DataBaseName)

src/Simplify.FluentNHibernate/Dialects/OracleDialect.cs

@@ -0,0 +1,16 @@
+namespace Simplify.FluentNHibernate.Dialects;
+
+/// <summary>
+/// Provides Oracle DBMS dialect
+/// </summary>
+public enum OracleDialect
+{
+	/// <summary>
+	/// The Oracle 9i dialect
+	/// </summary>
+	Oracle9i,
+	/// <summary>
+	/// The Oracle 10g dialect
+	/// </summary>
+	Oracle10g
+}

src/Simplify.FluentNHibernate/Dialects/PostgreSqlDialect.cs

@@ -1,7 +1,7 @@
 namespace Simplify.FluentNHibernate.Dialects;
 
 /// <summary>
-/// Provides PostgreSQL dialect
+/// Provides PostgreSQL DBMS dialect
 /// </summary>
 public enum PostgreSqlDialect
 {