public void Delete(IList <int> docIds)
{
StringBuilder sql = new StringBuilder();
sql.Append("delete ");
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 (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExcuteSql(sql.ToString());
}
}
public void Truncate(string tableName)
{
Debug.Assert(Table != null);
string sql = string.Format("truncate table {0}",
tableName);
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExcuteSql(sql);
}
}
public System.Data.DataSet GetSchema(string tableName)
{
string sql = string.Format("select * from {0}", tableName);
using (OracleDataProvider sqlData = new OracleDataProvider())
{
string connectionString = this.ConnectionString;
sqlData.Connect(connectionString);
return(sqlData.GetSchema(sql));
}
}
public void ConnectionTest()
{
using (OracleDataProvider sqlData = new OracleDataProvider())
{
string connectionString;
if (Table == null)
{
connectionString = this.ConnectionString;
}
else
{
connectionString = Table.ConnectionString;
}
sqlData.Connect(connectionString);
}
}
public int ExcuteSql(string sql)
{
using (OracleDataProvider sqlData = new OracleDataProvider())
{
string connectionString;
if (Table == null)
{
connectionString = this.ConnectionString;
}
else
{
connectionString = Table.ConnectionString;
}
sqlData.Connect(connectionString);
return(sqlData.ExcuteSql(sql));
}
}
public System.Data.DataSet QuerySql(string sql)
{
using (OracleDataProvider sqlData = new OracleDataProvider())
{
string connectionString;
if (Table == null)
{
connectionString = this.ConnectionString;
}
else
{
connectionString = Table.ConnectionString;
}
sqlData.Connect(connectionString);
return(sqlData.QuerySql(sql));
}
}
public void Drop()
{
Debug.Assert(Table != null);
string sql = string.Format("drop table {0}", Table.DBTableName);
using (OracleDataProvider sqlData = new OracleDataProvider())
{
string testExistSql = string.Format("select * from {0} where rownum=1", Table.DBTableName);
sqlData.Connect(Table.ConnectionString);
try
{
sqlData.QuerySql(testExistSql);
sqlData.ExcuteSql(sql);
}
catch
{
}
}
}
public IList <Core.Query.DocumentResultForSort> GetDocumentResultForSortList(int end, string where, string orderby)
{
string sql;
if (end >= 0)
{
if (DocIdReplaceField == null)
{
sql = "select docid from (select ";
}
else
{
sql = string.Format("select {0} from (select ", DocIdReplaceField);
}
}
else
{
sql = "select ";
}
if (string.IsNullOrEmpty(where))
{
if (DocIdReplaceField == null)
{
sql += string.Format(" docid from {0} ", Table.DBTableName);
}
else
{
sql += string.Format(" {0} from {1} ", DocIdReplaceField, Table.DBTableName);
}
}
else
{
if (DocIdReplaceField == null)
{
sql += string.Format(" docid from {0} where {1}", Table.DBTableName, where);
}
else
{
sql += string.Format(" {0} from {1} where {2}", DocIdReplaceField, Table.DBTableName, where);
}
}
if (!string.IsNullOrEmpty(orderby))
{
sql += " order by " + orderby;
}
if (end >= 0)
{
sql += string.Format(") where rownum <= {0}", end + 1);
}
List <Core.Query.DocumentResultForSort> result = new List <Core.Query.DocumentResultForSort>();
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
foreach (System.Data.DataRow row in sqlData.QuerySql(sql).Tables[0].Rows)
{
int docId;
if (DocIdReplaceField == null)
{
docId = int.Parse(row[0].ToString());
}
else
{
docId = DBProvider.GetDocIdFromDocIdReplaceFieldValue(long.Parse(row[DocIdReplaceField].ToString()));
if (docId < 0)
{
continue;
}
}
result.Add(new Core.Query.DocumentResultForSort(docId));
}
}
return(result);
}
public System.Data.DataTable Query(IList <Field> selectFields, IList <Hubble.Core.Query.DocumentResultForSort> docs, int begin, int end)
{
StringBuilder sql = new StringBuilder();
sql.Append("select ");
int i = 0;
foreach (Hubble.Core.Data.Field field in selectFields)
{
if (DocIdReplaceField != null)
{
if (field.Name.Equals("DocId", StringComparison.CurrentCultureIgnoreCase))
{
continue;
}
}
if (i++ == 0)
{
sql.AppendFormat("{0}", GetFieldName(field.Name));
}
else
{
sql.AppendFormat(",{0}", GetFieldName(field.Name));
}
}
if (DocIdReplaceField != null)
{
sql.AppendFormat(",{0}", DocIdReplaceField);
}
if (DocIdReplaceField == null)
{
sql.AppendFormat(" from {0} where docId in (", Table.DBTableName);
}
else
{
sql.AppendFormat(" from {0} where {1} in (", Table.DBTableName, DocIdReplaceField);
}
i = 0;
Dictionary <long, int> replaceFieldValueToDocId = null;
if (DocIdReplaceField != null)
{
replaceFieldValueToDocId = new Dictionary <long, int>();
}
for (int j = begin; j <= end; j++)
{
if (j >= docs.Count)
{
break;
}
int docId = docs[j].DocId;
if (DocIdReplaceField == null)
{
if (i++ == 0)
{
sql.AppendFormat("{0}", docId);
}
else
{
sql.AppendFormat(",{0}", docId);
}
}
else
{
long replaceFieldValue = this.DBProvider.GetDocIdReplaceFieldValue(docId);
replaceFieldValueToDocId.Add(replaceFieldValue, docId);
if (i++ == 0)
{
sql.AppendFormat("{0}", replaceFieldValue);
}
else
{
sql.AppendFormat(",{0}", replaceFieldValue);
}
}
}
sql.Append(")");
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
System.Data.DataTable table = sqlData.QuerySql(sql.ToString()).Tables[0];
if (DocIdReplaceField != null)
{
table.Columns.Add(new System.Data.DataColumn("DocId", typeof(int)));
for (i = 0; i < table.Rows.Count; i++)
{
table.Rows[i]["DocId"] =
replaceFieldValueToDocId[long.Parse(table.Rows[i][DocIdReplaceField].ToString())];
}
}
return(table);
}
}
public void Update(Document doc, IList <Hubble.Core.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.NVarchar:
case Hubble.Core.Data.DataType.NChar:
value = string.Format("N'{0}'", fv.Value.Replace("'", "''"));
break;
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.Char:
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 dateTime;
if (!DateTime.TryParseExact(fv.Value, "yyyy-MM-dd HH:mm:ss", null,
System.Globalization.DateTimeStyles.None, out dateTime))
{
dateTime = DateTime.Parse(fv.Value);
}
value = string.Format("to_date('{0}','yyyy-mm-dd HH24:MI:SS')", dateTime.ToString("yyyy-MM-dd HH:mm:ss"));
break;
default:
value = string.Format("{0}", fv.Value);
break;
}
}
if (i++ == 0)
{
sql.AppendFormat("{0}={1}", GetFieldName(fv.FieldName), value);
}
else
{
sql.AppendFormat(",{0}={1}", GetFieldName(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 (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExcuteSql(sql.ToString());
}
}
public void Insert(IList <Document> docs)
{
if (docs.Count <= 0)
{
return;
}
StringBuilder insertString = new StringBuilder();
//insertString.AppendLine("DECLARE");
insertString.Append("BEGIN ");
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}", GetFieldName(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.NVarchar:
case Hubble.Core.Data.DataType.NChar:
if (fv.DataLength < 0)
{
insertString.Append(",N'A'");
}
else
{
insertString.AppendFormat(",N'{0}'", ReplaceTextValue(fv.Value.Replace("'", "''")));
}
break;
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.Char:
case Hubble.Core.Data.DataType.Data:
if (fv.DataLength < 0)
{
insertString.Append(",N'A'");
}
else
{
insertString.AppendFormat(",'{0}'", ReplaceTextValue(fv.Value.Replace("'", "''")));
}
break;
case Hubble.Core.Data.DataType.DateTime:
case Hubble.Core.Data.DataType.Date:
case Hubble.Core.Data.DataType.SmallDateTime:
DateTime dateTime;
if (!DateTime.TryParseExact(fv.Value, "yyyy-MM-dd HH:mm:ss", null,
System.Globalization.DateTimeStyles.None, out dateTime))
{
dateTime = DateTime.Parse(fv.Value);
}
insertString.AppendFormat(",to_date('{0}','yyyy-mm-dd HH24:MI:SS')", dateTime.ToString("yyyy-MM-dd HH:mm:ss"));
break;
default:
insertString.AppendFormat(",{0}", fv.Value);
break;
}
}
insertString.Append("); ");
}
insertString.Append(" END;");
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExcuteSql(insertString.ToString());
string sql = string.Format("select * from {0} where docid >= {1} and docid <= {2} order by docid FOR UPDATE",
_Table.DBTableName, docs[0].DocId, docs[docs.Count - 1].DocId);
OracleCommand cmd;
using (OracleDataReader reader = sqlData.ExecuteReader(sql, out cmd))
{
cmd.Transaction = cmd.Connection.BeginTransaction();
for (int i = 0; i < docs.Count; i++)
{
reader.Read();
for (int j = 0; j < docs[i].FieldValues.Count; j++)
{
switch (docs[i].FieldValues[j].Type)
{
case Hubble.Core.Data.DataType.NVarchar:
case Hubble.Core.Data.DataType.NChar:
case Hubble.Core.Data.DataType.Varchar:
case Hubble.Core.Data.DataType.Char:
if (docs[i].FieldValues[j].DataLength < 0)
{
OracleLob clob = reader.GetOracleLob(reader.GetOrdinal(docs[i].FieldValues[j].FieldName));
byte[] head = new byte[2];
//head[0] = 0xCC;
//head[1] = 0xDD;
//clob.Write(head, 0, 2);
//clob.Position = 0;
byte[] buffer = Encoding.Unicode.GetBytes(docs[i].FieldValues[j].Value);
clob.Write(buffer, 0, buffer.Length);
//Console.WriteLine(clob.LobType + ".Write(" + buffer + ", 0, 0) => " + clob.Value);
//OracleLob templob = sqlData.CreateTempLob(clob.LobType);
//long actual = clob.CopyTo(templob);
//Console.WriteLine(clob.LobType + ".CopyTo(" + templob.Value + ") => " + actual);
}
break;
}
}
}
cmd.Transaction.Commit();
}
}
}
public void Create()
{
Debug.Assert(Table != null);
//List<string> primaryKeys = new List<string>();
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(",");
}
}
//if (field.PrimaryKey)
//{
// primaryKeys.Add(field.Name);
//}
}
//if (primaryKeys.Count > 0)
//{
// i = 0;
// sql.Append(" primary key NONCLUSTERED(");
// foreach (string pkName in primaryKeys)
// {
// if (i == 0)
// {
// sql.Append(pkName);
// }
// else
// {
// sql.Append("," + pkName);
// }
// i++;
// }
// sql.Append(")");
//}
sql.Append(")");
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
sqlData.ExcuteSql(sql.ToString());
//sqlData.ExcuteSql(string.Format("create UNIQUE CLUSTERED Index I_{0}_DocId on {0}(DocId)",
// Table.DBTableName));
if (!string.IsNullOrEmpty(Table.SQLForCreate))
{
sqlData.ExcuteSql(Table.SQLForCreate);
}
}
}
public DocumentResultWhereDictionary GetDocumentResults(int end, string where, string orderby)
{
string sql;
if (end >= 0)
{
if (DocIdReplaceField == null)
{
sql = "select docid from (select ";
}
else
{
sql = string.Format("select {0} from (select ", DocIdReplaceField);
}
}
else
{
sql = "select ";
}
if (string.IsNullOrEmpty(where))
{
if (DocIdReplaceField == null)
{
sql += string.Format(" docid from {0} ", Table.DBTableName);
}
else
{
sql += string.Format(" {0} from {1} ", DocIdReplaceField, Table.DBTableName);
}
}
else
{
if (DocIdReplaceField == null)
{
sql += string.Format(" docid from {0} where {1}", Table.DBTableName, where);
}
else
{
sql += string.Format(" {0} from {1} where {2}", DocIdReplaceField, Table.DBTableName, where);
}
}
if (!string.IsNullOrEmpty(orderby))
{
sql += " order by " + orderby;
}
if (end >= 0)
{
sql += string.Format(") where rownum <= {0}", end + 1);
}
Core.SFQL.Parse.DocumentResultWhereDictionary result = new Core.SFQL.Parse.DocumentResultWhereDictionary();
using (OracleDataProvider sqlData = new OracleDataProvider())
{
sqlData.Connect(Table.ConnectionString);
foreach (System.Data.DataRow row in sqlData.QuerySql(sql).Tables[0].Rows)
{
int docId;
if (DocIdReplaceField == null)
{
docId = int.Parse(row[0].ToString());
}
else
{
docId = DBProvider.GetDocIdFromDocIdReplaceFieldValue(long.Parse(row[DocIdReplaceField].ToString()));
if (docId < 0)
{
continue;
}
}
result.Add(docId, new Hubble.Core.Query.DocumentResult(docId));
}
System.Data.DataSet ds;
if (string.IsNullOrEmpty(where))
{
ds = sqlData.QuerySql(string.Format("select count(*) cnt from {0}",
Table.DBTableName));
}
else
{
ds = sqlData.QuerySql(string.Format("select count(*) cnt from {0} where {1}",
Table.DBTableName, where));
}
result.RelTotalCount = int.Parse(ds.Tables[0].Rows[0][0].ToString());
}
return(result);
}
