public void CreateMirrorTable()
{
Debug.Assert(Table != null);
StringBuilder sql = new StringBuilder();
sql.AppendFormat("create table {0} (", Table.DBTableName);
if (Table.DocIdReplaceField == null)
{
sql.Append("DocId Int NOT NULL Primary Key,");
}
int i = 0;
for (i = 0; i < Table.Fields.Count; i++)
{
Data.Field field = Table.Fields[i];
string fieldSql = GetFieldLine(field);
if (fieldSql != null)
{
sql.Append(fieldSql);
if (Table.DocIdReplaceField != null)
{
if (field.Name.Equals(Table.DocIdReplaceField, StringComparison.CurrentCultureIgnoreCase))
{
sql.Append(" Primary Key");
}
}
if (i < Table.Fields.Count - 1)
{
sql.Append(",");
}
}
}
sql.Append(")");
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExecuteNonQuery(sql.ToString());
if (!string.IsNullOrEmpty(Table.SQLForCreate))
{
sqlData.ExecuteNonQuery(Table.SQLForCreate);
}
}
}
public void Delete(IList <int> docIds)
{
StringBuilder sql = new StringBuilder();
sql.Append("delete from ");
sql.AppendFormat(" {0} where docId in (", Table.DBTableName);
int i = 0;
foreach (int docId in docIds)
{
if (i++ == 0)
{
sql.AppendFormat("{0}", docId);
}
else
{
sql.AppendFormat(",{0}", docId);
}
}
sql.Append(")");
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExecuteNonQuery(sql.ToString());
}
}
public void Drop()
{
Debug.Assert(Table != null);
object te;
string sql = string.Format("drop table {0}", Table.DBTableName);
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
string testExistSql = string.Format("SELECT COUNT(*) FROM sqlite_master where type='table' and name='{0}'", Table.DBTableName);
sqlData.Connect(Table.ConnectionString);
try
{
te = sqlData.ExecuteScalar(testExistSql);
if (te != DBNull.Value)
{
if (long.Parse(te.ToString()) > 0)
{
sqlData.ExecuteNonQuery(sql);
}
}
}
catch
{
}
}
}
public void Truncate(string tableName)
{
Debug.Assert(Table != null);
string sql = string.Format("delete from {0}", tableName);
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExecuteNonQuery(sql);
}
}
public void Create()
{
Debug.Assert(Table != null);
StringBuilder sql = new StringBuilder();
sql.AppendFormat("create table {0} (", Table.DBTableName);
sql.Append("DocId Int NOT NULL Primary Key,");
int i = 0;
for (i = 0; i < Table.Fields.Count; i++)
{
Data.Field field = Table.Fields[i];
string fieldSql = GetFieldLine(field);
if (fieldSql != null)
{
sql.Append(fieldSql);
if (i < Table.Fields.Count - 1)
{
sql.Append(",");
}
}
}
sql.Append(")");
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExecuteNonQuery(sql.ToString());
if (!string.IsNullOrEmpty(Table.SQLForCreate))
{
sqlData.ExecuteNonQuery(Table.SQLForCreate);
}
}
}
public int ExcuteSql(string sql)
{
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
string connectionString;
if (Table == null)
{
connectionString = this.ConnectionString;
}
else
{
connectionString = Table.ConnectionString;
}
sqlData.Connect(connectionString);
return(sqlData.ExecuteNonQuery(sql));
}
}
public void MirrorUpdate(IList <FieldValue> fieldValues, IList <List <FieldValue> > docValues, IList <Hubble.Core.Query.DocumentResultForSort> docs)
{
StringBuilder sql = new StringBuilder();
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.Connect(Table.ConnectionString);
System.Data.Common.DbTransaction tran;
System.Data.Common.DbCommand cmd = sqlData.GetCommand(out tran);
try
{
for (int index = 0; index < docs.Count; index++)
{
sql.AppendFormat("update {0} set ", Table.DBTableName);
for (int i = 0; i < fieldValues.Count; i++)
{
Data.FieldValue fvFieldName = fieldValues[i];
Data.FieldValue fv = docValues[index][i];
string value;
if (fv.Value == null)
{
value = "NULL";
}
else
{
switch (fv.Type)
{
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.NVarchar:
case Hubble.Core.Data.DataType.Char:
case Hubble.Core.Data.DataType.NChar:
case Hubble.Core.Data.DataType.Data:
value = string.Format("'{0}'", fv.Value.Replace("'", "''"));
break;
case Hubble.Core.Data.DataType.DateTime:
case Hubble.Core.Data.DataType.Date:
case Hubble.Core.Data.DataType.SmallDateTime:
DateTime dTime = DateTime.Parse(fv.Value);
value = string.Format("'{0}'", dTime.ToString("yyyy-MM-dd HH:mm:ss.fff"));
break;
case DataType.Float:
value = fv.Value;
//insertString.AppendFormat(",{0:E}", double.Parse(fv.Value)); //We can change it like this in furture.
break;
default:
value = fv.Value;
break;
}
}
if (i == 0)
{
sql.AppendFormat("[{0}]={1}", fvFieldName.FieldName, value);
}
else
{
sql.AppendFormat(",[{0}]={1}", fvFieldName.FieldName, value);
}
}
int docid = docs[index].DocId;
if (DocIdReplaceField == null)
{
sql.AppendFormat(" where docId = {0}; \r\n", docid);
}
else
{
long replaceFieldValue = this.DBProvider.GetDocIdReplaceFieldValue(docid);
sql.AppendFormat(" where {0} = {1}; \r\n", DocIdReplaceField, replaceFieldValue);
}
sqlData.ExecuteNonQuery(sql.ToString());
sql.Length = 0;
}
tran.Commit();
}
catch (Exception e)
{
tran.Rollback();
throw e;
}
}
}
public void Update(Data.Document doc, IList <Query.DocumentResultForSort> docs)
{
StringBuilder sql = new StringBuilder();
sql.AppendFormat("update {0} set ", Table.DBTableName);
int i = 0;
foreach (Data.FieldValue fv in doc.FieldValues)
{
string value;
if (fv.Value == null)
{
value = "NULL";
}
else
{
switch (fv.Type)
{
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.NVarchar:
case Hubble.Core.Data.DataType.Char:
case Hubble.Core.Data.DataType.NChar:
case Hubble.Core.Data.DataType.Data:
value = string.Format("'{0}'", fv.Value.Replace("'", "''"));
break;
case Hubble.Core.Data.DataType.DateTime:
case Hubble.Core.Data.DataType.Date:
case Hubble.Core.Data.DataType.SmallDateTime:
DateTime dTime = DateTime.Parse(fv.Value);
value = string.Format("'{0}'", dTime.ToString("yyyy-MM-dd HH:mm:ss.fff"));
break;
case DataType.Float:
value = fv.Value;
//insertString.AppendFormat(",{0:E}", double.Parse(fv.Value)); //We can change it like this in furture.
break;
default:
value = fv.Value;
break;
}
}
if (i++ == 0)
{
sql.AppendFormat("[{0}]={1}", fv.FieldName, value);
}
else
{
sql.AppendFormat(",[{0}]={1}", fv.FieldName, value);
}
}
if (DocIdReplaceField == null)
{
sql.Append(" where docId in (");
}
else
{
sql.AppendFormat(" where {0} in (", DocIdReplaceField);
}
i = 0;
foreach (Query.DocumentResultForSort docResult in docs)
{
int docId = docResult.DocId;
if (DocIdReplaceField == null)
{
if (i++ == 0)
{
sql.AppendFormat("{0}", docId);
}
else
{
sql.AppendFormat(",{0}", docId);
}
}
else
{
long replaceFieldValue = this.DBProvider.GetDocIdReplaceFieldValue(docId);
if (i++ == 0)
{
sql.AppendFormat("{0}", replaceFieldValue);
}
else
{
sql.AppendFormat(",{0}", replaceFieldValue);
}
}
}
sql.Append(")");
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExecuteNonQuery(sql.ToString());
}
}
public void MirrorInsert(IList <Document> docs)
{
StringBuilder insertString = new StringBuilder();
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
System.Data.Common.DbTransaction tran;
System.Data.Common.DbCommand cmd = sqlData.GetCommand(out tran);
try
{
foreach (Hubble.Core.Data.Document doc in docs)
{
if (Table.DocIdReplaceField == null)
{
insertString.AppendFormat("Insert into {0} ([DocId]", _Table.DBTableName);
}
else
{
insertString.AppendFormat("Insert into {0} (", _Table.DBTableName);
}
int i = 0;
foreach (Data.FieldValue fv in doc.FieldValues)
{
if (fv.Value == null)
{
continue;
}
if (i == 0 && Table.DocIdReplaceField != null)
{
insertString.AppendFormat("[{0}]", fv.FieldName);
}
else
{
insertString.AppendFormat(", [{0}]", fv.FieldName);
}
i++;
}
if (Table.DocIdReplaceField == null)
{
insertString.AppendFormat(") Values({0}", doc.DocId);
}
else
{
insertString.Append(") Values(");
}
i = 0;
foreach (Data.FieldValue fv in doc.FieldValues)
{
if (fv.Value == null)
{
continue;
}
switch (fv.Type)
{
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.NVarchar:
case Hubble.Core.Data.DataType.Char:
case Hubble.Core.Data.DataType.NChar:
case Hubble.Core.Data.DataType.DateTime:
case Hubble.Core.Data.DataType.Date:
case Hubble.Core.Data.DataType.SmallDateTime:
case Hubble.Core.Data.DataType.Data:
if (i == 0 && Table.DocIdReplaceField != null)
{
insertString.AppendFormat("'{0}'", fv.Value.Replace("'", "''"));
}
else
{
insertString.AppendFormat(",'{0}'", fv.Value.Replace("'", "''"));
}
break;
default:
if (i == 0 && Table.DocIdReplaceField != null)
{
insertString.AppendFormat("{0}", fv.Value);
}
else
{
insertString.AppendFormat(",{0}", fv.Value);
}
break;
}
i++;
}
insertString.Append(")\r\n");
sqlData.ExecuteNonQuery(insertString.ToString());
insertString.Length = 0;
}
tran.Commit();
}
catch (Exception e)
{
tran.Rollback();
throw e;
}
}
}
public void Insert(IList <Hubble.Core.Data.Document> docs)
{
StringBuilder insertString = new StringBuilder();
using (SQLiteDataProvider sqlData = new SQLiteDataProvider())
{
sqlData.Connect(Table.ConnectionString);
System.Data.Common.DbTransaction tran;
System.Data.Common.DbCommand cmd = sqlData.GetCommand(out tran);
try
{
foreach (Hubble.Core.Data.Document doc in docs)
{
insertString.AppendFormat("Insert into {0} ([DocId]", _Table.DBTableName);
foreach (Data.FieldValue fv in doc.FieldValues)
{
if (fv.Value == null)
{
continue;
}
insertString.AppendFormat(", [{0}]", fv.FieldName);
}
insertString.AppendFormat(") Values({0}", doc.DocId);
foreach (Data.FieldValue fv in doc.FieldValues)
{
if (fv.Value == null)
{
continue;
}
switch (fv.Type)
{
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.NVarchar:
case Hubble.Core.Data.DataType.Char:
case Hubble.Core.Data.DataType.NChar:
case Hubble.Core.Data.DataType.Data:
insertString.AppendFormat(",'{0}'", fv.Value.Replace("'", "''"));
break;
case Hubble.Core.Data.DataType.DateTime:
case Hubble.Core.Data.DataType.Date:
case Hubble.Core.Data.DataType.SmallDateTime:
DateTime dTime = DateTime.Parse(fv.Value);
insertString.AppendFormat(",'{0}'", dTime.ToString("yyyy-MM-dd HH:mm:ss.fff"));
break;
case DataType.Float:
insertString.AppendFormat(",{0}", fv.Value);
//insertString.AppendFormat(",{0:E}", double.Parse(fv.Value)); //We can change it like this in furture.
break;
default:
insertString.AppendFormat(",{0}", fv.Value);
break;
}
}
insertString.Append(");\r\n");
sqlData.ExecuteNonQuery(insertString.ToString());
insertString.Length = 0;
}
tran.Commit();
}
catch (Exception e)
{
tran.Rollback();
throw e;
}
}
}