public IndexSchema(TableSchema table, string name, bool isPrimaryKey, bool isUnique, bool isClustered, string[] memberColumns, ExtendedProperty[] extendedProperties)
: this(table, name, isPrimaryKey, isUnique, isClustered, memberColumns)
{
this.database = table.Database;
this.extendedProperties = new List<ExtendedProperty>();
this.extendedProperties.AddRange(extendedProperties);
}
public TableKeySchema(DatabaseSchema database, string name, string[] foreignKeyMemberColumns, string foreignKeyTableOwner, string foreignKeyTable, string[] primaryKeyMemberColumns, string primaryKeyTableOwner, string primaryKeyTable)
{
this.database = database;
this.name = name;
if (foreignKeyTableOwner.Length > 0)
{
this.foreignKeyTable = this.Database.Tables.Where(p => p.Owner == foreignKeyTableOwner && p.Name == foreignKeyTable).FirstOrDefault();
}
else
{
this.foreignKeyTable = this.Database.Tables.Where(p => p.Name == foreignKeyTable).FirstOrDefault();
}
this.foreignKeyMemberColumns = new List<MemberColumnSchema>();
for (int i = 0; i < foreignKeyMemberColumns.Length; i++)
{
string name2 = foreignKeyMemberColumns[i];
this.foreignKeyMemberColumns.Add(new MemberColumnSchema(this.foreignKeyTable.Columns.Where(p => p.Name == name2).FirstOrDefault()));
}
if (primaryKeyTableOwner.Length > 0)
{
this.primaryKeyTable = this.Database.Tables.Where(p => p.Owner == foreignKeyTableOwner && p.Name == foreignKeyTable).FirstOrDefault();
}
else
{
this.primaryKeyTable = this.Database.Tables.Where(p => p.Name == foreignKeyTable).FirstOrDefault();
}
this.frimaryKeyMemberColumns = new List<MemberColumnSchema>();
for (int j = 0; j < primaryKeyMemberColumns.Length; j++)
{
string name3 = primaryKeyMemberColumns[j];
this.frimaryKeyMemberColumns.Add(new MemberColumnSchema(this.primaryKeyTable.Columns.Where(p => p.Name == name3).FirstOrDefault()));
}
this.extendedProperties = new List<ExtendedProperty>();
}
public TableKeySchema(string name, TableSchema foreignKeyTable, TableSchema primaryKeyTable, ExtendedProperty[] extendedProperties)
{
this.name = name;
this.foreignKeyTable = foreignKeyTable;
this.primaryKeyTable = primaryKeyTable;
this.extendedProperties = new List<ExtendedProperty>();
this.extendedProperties.AddRange(extendedProperties);
}
public IndexSchema(TableSchema table, string name, bool isPrimaryKey, bool isUnique, bool isClustered)
{
this.database = table.Database;
this.table = table;
this.name = name;
this.isPrimaryKey = isPrimaryKey;
this.isUnique = isUnique;
this.isClustered = isClustered;
}
public PrimaryKeySchema(TableSchema table, string name, string[] memberColumns)
: this(table, name)
{
this.memberColumns = new List<MemberColumnSchema>();
for (int i = 0; i < memberColumns.Length; i++)
{
string name2 = memberColumns[i];
this.memberColumns.Add(new MemberColumnSchema(this.Table.Columns.Where(p=>p.Name==name2).FirstOrDefault()));
}
}
public IndexSchema(TableSchema table, string name, bool isPrimaryKey, bool isUnique, bool isClustered, string[] memberColumns)
: this(table, name, isPrimaryKey, isUnique, isClustered)
{
this.database = table.Database;
this.memberColumns = new List<MemberColumnSchema>();
for (int i = 0; i < memberColumns.Length; i++)
{
string name2 = memberColumns[i];
this.memberColumns.Add(new MemberColumnSchema(this.Table.Columns.Where(p => p.Name == name2).FirstOrDefault()));
}
}
public ColumnSchema(TableSchema table, string name, DbType dataType, string nativeType, int size, int precision, int scale, bool allowDBNull)
{
this.database = table.Database;
this.table = table;
this.name = name;
this.dataType = dataType;
this.nativeType = nativeType;
this.size = size;
this.precision = precision;
this.scale = scale;
this.isAllowDBNull = allowDBNull;
}
public PrimaryKeySchema(TableSchema table, string name, string[] memberColumns, ExtendedProperty[] extendedProperties)
: this(table, name, memberColumns)
{
this.extendedProperties = new List<ExtendedProperty>();
this.extendedProperties.AddRange(extendedProperties);
}
public PrimaryKeySchema(TableSchema table, string name)
{
this.database = table.Database;
this.table = table;
this.name = name;
}
private bool IsDependantOfInternal(TableSchema table, List<TableSchema> checkedTables)
{
bool result;
foreach (TableKeySchema item in this.PrimaryKeys)
{
if (item.PrimaryKeyTable.Equals(table))
{
result = true;
return result;
}
}
result = false;
return result;
}
public ColumnSchema[] GetTableColumns(string connectionString, TableSchema table)
{
string commandText = string.Format("SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_OCTET_LENGTH, NUMERIC_PRECISION, NUMERIC_SCALE\r\n, CASE IS_NULLABLE WHEN 'NO' THEN 0 ELSE 1 END IS_NULLABLE,isnull(MS_Description.value,'') as Description\r\nFROM INFORMATION_SCHEMA.COLUMNS as a\r\n left join sys.extended_properties as MS_Description\r\n on MS_Description.major_id=OBJECT_ID(a.TABLE_NAME) and MS_Description.minor_id=a.ORDINAL_Position\r\n WHERE TABLE_CATALOG = '{0}' AND TABLE_NAME = '{1}' ORDER BY ORDINAL_POSITION", table.Database.Name, table.Name);
List<ColumnSchema> list = new List<ColumnSchema>();
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
using (IDataReader dataReader = dbCommand.ExecuteReader(CommandBehavior.CloseConnection))
{
while (dataReader.Read())
{
string @string = dataReader.GetString(0);
string string2 = dataReader.GetString(1);
long num = (!dataReader.IsDBNull(2)) ? ((long)dataReader.GetInt32(2)) : 0L;
int precision = (!dataReader.IsDBNull(3)) ? dataReader.GetByte(3) : 0;
int scale = (!dataReader.IsDBNull(4)) ? dataReader.GetInt32(4) : 0;
int ob = dataReader.GetInt32(5);
bool allowDBNull = ob == 1;
int size = (num < 2147483647L) ? ((int)num) : 2147483647;
string Description = dataReader["Description"].ToString();
DbType dbType = MsSqlSchemaProvider.GetDbType(string2, false);
ExtendedProperty[] extendedProperties = new ExtendedProperty[1];
list.Add(new ColumnSchema(table, @string, dbType, string2, size, precision, scale, allowDBNull)
{
Description = Description
});
}
if (!dataReader.IsClosed)
{
dataReader.Close();
}
}
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
return list.ToArray();
}
public IndexSchema[] GetTableIndexes(string connectionString, TableSchema table)
{
List<IndexSchema> indexes = new List<IndexSchema>();
List<string> memberColumns = new List<string>();
IndexSchema[] result;
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = string.Format("declare @tablename nvarchar(200) select @tablename='{0}' {1}", table.Owner + "." + table.Name, this.SQL_GetTableIndexes);
dbCommand.Connection = dbConnection;
using (IDataReader reader = dbCommand.ExecuteReader(CommandBehavior.CloseConnection))
{
while (reader.Read())
{
string name = reader.GetString(0);
int status = reader.GetInt32(1);
bool isPrimaryKey = (status & 2048) == 2048;
bool isUnique = (status & 2) == 2;
bool isClustered = (status & 16) == 16;
bool isIgnoreDupKey = (status & 1) == 1;
bool isHypothetical = (status & 32) == 32;
bool isPadIndex = (status & 256) == 256;
bool isDRIUniqueKey = (status & 2048) == 2048;
bool isDRIIndex = (status & 6144) == 6144;
bool isDropExist = (status & 32768) == 32768;
bool isNoRecompute = (status & 16777216) == 16777216;
bool isFullTextKey = (reader.GetInt32(53) & 1) == 1;
bool isTable = (reader.GetInt32(54) & 1) == 1;
bool isStatistics = (reader.GetInt32(55) & 1) == 1;
bool isAutoStatistics = (reader.GetInt32(56) & 1) == 1;
bool isConstraint = (reader.GetInt32(57) & 1) == 1;
memberColumns.Clear();
for (int x = 0; x < 16; x++)
{
if (!reader.IsDBNull(x + 4))
{
memberColumns.Add(reader.GetString(x + 4));
}
}
IndexSchema idx = new IndexSchema(table, name, isPrimaryKey, isUnique, isClustered, memberColumns.ToArray());
idx.ExtendedProperties.Add(new ExtendedProperty("CS_FileGroup", reader.GetString(52), DbType.AnsiString, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsFullTextKey", isFullTextKey, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsTable", isTable, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsStatistics", isStatistics, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsAutoStatistics", isAutoStatistics, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsHypothetical", isHypothetical, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IgnoreDupKey", isIgnoreDupKey, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_PadIndex", isPadIndex, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_DRIPrimaryKey", isPrimaryKey, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_DRIUniqueKey", isDRIUniqueKey, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_DRIIndex", isDRIIndex, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_DropExist", isDropExist, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_NoRecompute", isNoRecompute, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_IsConstraint", isConstraint, DbType.Boolean, PropertyStateEnum.ReadOnly));
idx.ExtendedProperties.Add(new ExtendedProperty("CS_OrigFillFactor", reader.GetByte(3), DbType.Byte, PropertyStateEnum.ReadOnly));
for (int x = 0; x < idx.MemberColumns.Count; x++)
{
if (!reader.IsDBNull(x + 20))
{
idx.MemberColumns[x].ExtendedProperties.Add(new ExtendedProperty("CS_IsDescending", reader.GetInt32(x + 20), DbType.Int32, PropertyStateEnum.ReadOnly));
}
if (!reader.IsDBNull(x + 36))
{
idx.MemberColumns[x].ExtendedProperties.Add(new ExtendedProperty("CS_IsComputed", reader.GetInt32(x + 36), DbType.Int32, PropertyStateEnum.ReadOnly));
}
}
indexes.Add(idx);
}
}
result = indexes.ToArray();
}
return result;
}
public TableKeySchema[] GetTableKeys(string connectionString, TableSchema table)
{
List<TableKeySchema> list = new List<TableKeySchema>();
list.AddRange(this.GetMyTableKeys(connectionString, table));
list.AddRange(this.GetOthersTableKeys(connectionString, table));
return list.ToArray();
}
public PrimaryKeySchema GetTablePrimaryKey(string connectionString, TableSchema table)
{
string commandText = string.Format("SELECT t1.CONSTRAINT_NAME, t1.COLUMN_NAME FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE t1 INNER JOIN INFORMATION_SCHEMA.TABLE_CONSTRAINTS t2 ON t2.TABLE_CATALOG = t1.TABLE_CATALOG AND t2.TABLE_NAME = t1.TABLE_NAME AND t2.CONSTRAINT_NAME = t1.CONSTRAINT_NAME WHERE t1.TABLE_CATALOG = '{0}' AND t1.TABLE_NAME = '{1}' AND t2.CONSTRAINT_TYPE = 'PRIMARY KEY' ORDER BY t1.ORDINAL_POSITION", table.Database.Name, table.Name);
DataSet dataSet = new DataSet();
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.ConnectionString = connectionString;
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
dataSet = this.ConvertDataReaderToDataSet(dbCommand.ExecuteReader());
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
PrimaryKeySchema result;
if (dataSet.Tables.Count > 0 && dataSet.Tables[0].Rows.Count > 0)
{
string name = dataSet.Tables[0].Rows[0]["CONSTRAINT_NAME"].ToString();
string[] array = new string[dataSet.Tables[0].Rows.Count];
for (int i = 0; i < dataSet.Tables[0].Rows.Count; i++)
{
array[i] = dataSet.Tables[0].Rows[i]["COLUMN_NAME"].ToString();
}
result = new PrimaryKeySchema(table, name, array);
}
else
{
result = null;
}
return result;
}
public bool IsDependantOf(TableSchema table)
{
List<TableSchema> checkedTables = new List<TableSchema>();
return this.IsDependantOfInternal(table, checkedTables);
}
public ColumnSchema(TableSchema table, string name, DbType dataType, string nativeType, int size, byte precision, int scale, bool allowDBNull, ExtendedProperty[] extendedProperties)
: this(table, name, dataType, nativeType, size, precision, scale, allowDBNull)
{
this.extendedProperties = new List<ExtendedProperty>();
this.extendedProperties.AddRange(extendedProperties);
}
public DataTable GetTableData(string connectionString, TableSchema table)
{
string commandText = string.Format("SELECT * FROM {0}", table.Name);
DataSet dataSet = new DataSet();
using (DbConnection dbConnection = MsSqlSchemaProvider.CreateConnection(connectionString))
{
dbConnection.Open();
DbCommand dbCommand = dbConnection.CreateCommand();
dbCommand.CommandText = commandText;
dbCommand.Connection = dbConnection;
dataSet = this.ConvertDataReaderToDataSet(dbCommand.ExecuteReader());
if (dbConnection.State != ConnectionState.Closed)
{
dbConnection.Close();
}
}
DataTable result;
if (dataSet.Tables.Count > 0)
{
result = dataSet.Tables[0];
}
else
{
result = new DataTable(table.Name);
}
return result;
}
