public static void RegenMySQL(Schema s, String ConnectionString, String DatabaseName, String[] DataDirOrMemoryDatabaseFiles)
{
var Value = LoadData(s, DataDirOrMemoryDatabaseFiles);
var GenSqls = s.CompileToMySql(DatabaseName, true);
var RegenSqls = Regex.Split(GenSqls, @"\r\n;(\r\n)+", RegexOptions.ExplicitCapture).ToList();
var Creates = RegenSqls.TakeWhile(q => !q.StartsWith("ALTER")).ToList();
var Alters = RegenSqls.SkipWhile(q => !q.StartsWith("ALTER")).ToList();
var cf = GetConnectionFactory(DatabaseType.MySQL);
using (var c = cf(ConnectionString))
{
c.Open();
foreach (var Sql in Creates)
{
if (Sql == "")
{
continue;
}
var cmd = c.CreateCommand();
cmd.CommandText = Sql;
cmd.CommandType = CommandType.Text;
cmd.ExecuteNonQuery();
}
}
var TableInfo = TableOperations.GetTableInfo(s);
var EntityMetas = TableInfo.EntityMetas;
var EnumUnderlyingTypes = TableInfo.EnumUnderlyingTypes;
var Tables = TableOperations.GetTableDictionary(s, EntityMetas, Value);
using (var c = cf(ConnectionString))
{
c.Open();
c.ChangeDatabase(DatabaseName);
using (var b = c.BeginTransaction())
{
var Success = false;
try
{
foreach (var t in Tables)
{
TableOperations.ImportTable(EntityMetas, EnumUnderlyingTypes, c, b, t, DatabaseType.MySQL);
}
b.Commit();
Success = true;
}
finally
{
if (!Success)
{
b.Rollback();
}
}
}
}
using (var c = cf(ConnectionString))
{
c.Open();
c.ChangeDatabase(DatabaseName);
foreach (var Sql in Alters)
{
if (Sql == "")
{
continue;
}
var cmd = c.CreateCommand();
cmd.CommandText = Sql;
cmd.CommandType = CommandType.Text;
cmd.ExecuteNonQuery();
}
}
}
public static void RegenSqlServer(Schema s, String ConnectionString, String DatabaseName, String[] DataDirOrMemoryDatabaseFiles)
{
if (DatabaseName == "")
{
throw new InvalidOperationException("数据库名称没有指定。");
}
var Value = LoadData(s, DataDirOrMemoryDatabaseFiles);
var cf = GetConnectionFactory(DatabaseType.SqlServer);
using (var c = cf(ConnectionString))
{
var RegenSqls = Regex.Split(s.CompileToTSql(DatabaseName, true), @"\r\nGO(\r\n)+", RegexOptions.ExplicitCapture);
c.Open();
foreach (var Sql in RegenSqls)
{
if (Sql == "")
{
continue;
}
var cmd = c.CreateCommand();
cmd.CommandText = Sql;
cmd.CommandType = CommandType.Text;
cmd.ExecuteNonQuery();
}
}
var TableInfo = TableOperations.GetTableInfo(s);
var EntityMetas = TableInfo.EntityMetas;
var EnumUnderlyingTypes = TableInfo.EnumUnderlyingTypes;
var Tables = TableOperations.GetTableDictionary(s, EntityMetas, Value);
using (var c = cf(ConnectionString))
{
c.Open();
c.ChangeDatabase(DatabaseName);
using (var b = c.BeginTransaction())
{
var Success = false;
try
{
foreach (var t in EntityMetas)
{
var CollectionName = t.Value.CollectionName;
{
IDbCommand cmd = c.CreateCommand();
cmd.Transaction = b;
cmd.CommandText = String.Format("ALTER TABLE [{0}] NOCHECK CONSTRAINT ALL", CollectionName);
cmd.CommandType = CommandType.Text;
cmd.ExecuteNonQuery();
}
}
foreach (var t in Tables)
{
TableOperations.ImportTable(EntityMetas, EnumUnderlyingTypes, c, b, t, DatabaseType.SqlServer);
}
foreach (var t in EntityMetas)
{
var CollectionName = t.Value.CollectionName;
{
IDbCommand cmd = c.CreateCommand();
cmd.Transaction = b;
cmd.CommandText = String.Format("ALTER TABLE [{0}] WITH CHECK CHECK CONSTRAINT ALL", CollectionName);
cmd.CommandType = CommandType.Text;
cmd.ExecuteNonQuery();
}
}
b.Commit();
Success = true;
}
finally
{
if (!Success)
{
b.Rollback();
}
}
}
}
}
