public void TestOrderByRetrieval()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first verify that data set is ok for test
SqlBuilder sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
// get ascending
sb.AddOrderByField(true, "SenderAddress");
SqlResult sr = Broker.Execute(sb.GetStatement(true));
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained == MailingList.ListAll.Count,
"Wrong number of rows were selected.");
IList lists = ObjectFactory.GetCollection(typeof(MailingList), sr);
Assert.IsNotNull(lists, "Test case invalid if row count is not 3.");
Assert.IsTrue(lists.Count == 3, "Test case invalid if row count is not 3.");
l1 = lists[0] as MailingList;
l2 = lists[2] as MailingList;
Assert.IsTrue(l1.SenderAddress.StartsWith("ann"), "Test case invalid if row order is wrong.");
Assert.IsTrue(l2.SenderAddress.StartsWith("inf"), "Test case invalid if row order is wrong.");
// now fetch the reverse ordered list
sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
sb.AddOrderByField(false, "SenderAddress");
sr = Broker.Execute(sb.GetStatement(true));
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained == MailingList.ListAll.Count,
"Wrong number of rows were selected.");
IList lists2 = ObjectFactory.GetCollection(typeof(MailingList), sr);
l1 = lists2[0] as MailingList;
l2 = lists2[2] as MailingList;
Assert.IsTrue(l1.SenderAddress.StartsWith("inf"), "Result set was in wrong order.");
Assert.IsTrue(l2.SenderAddress.StartsWith("ann"), "Result set was in wrong order.");
}
public void TestCustomListUsingInConstraint()
{
// subselects not supported by the inferior mysql engine - skip test.
if (!Broker.ProviderName.Equals("MySQL"))
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first, select the number of expected entries
SqlBuilder sb = new SqlBuilder(StatementType.Count, typeof(MailingList));
string sql = String.Format("select distinct MemberAddress from {0}",
sf.GetTableName("ListMember"));
sb.AddConstraint(Operator.In, "SenderAddress", Broker.Execute(sql), "MemberAddress");
SqlResult sr = Broker.Execute(sb.GetStatement());
int expected = sr.Count;
// verify list retrieval (using IList data)
IList lists = MailingList.ListByCustomListConstraint();
Assert.IsNotNull(lists);
Assert.AreEqual(expected, lists.Count);
// verify same result using alternative approach (using SqlResult data)
sb = new SqlBuilder(StatementType.Select, typeof(Member));
SqlResult members = sb.GetStatement(true).Execute();
sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
// use column name as indexer into SqlResult for list constraints
sb.AddConstraint(Operator.In, "SenderAddress", members, "MemberAddress");
SqlStatement stmt = sb.GetStatement(true);
lists = ObjectFactory.GetCollection(typeof(MailingList), stmt.Execute());
Assert.IsNotNull(lists);
Assert.AreEqual(expected, lists.Count);
}
}
/// <summary>
/// Verify parameter order when using unnamed parameters
/// </summary>
public void ExecuteTestUnnamedParameterOrder(string providerName)
{
GentleSettings.AnalyzerLevel = AnalyzerLevel.None;
PersistenceBroker broker = new PersistenceBroker(providerName, "...");
GentleSqlFactory sf = broker.GetSqlFactory();
if (!sf.HasCapability(Capability.NamedParameters))
{
// create parameterized query
SqlBuilder sb = new SqlBuilder(broker, StatementType.Select, typeof(MailingList));
sb.AddConstraint(Operator.Equals, "SenderAddress", "SenderAddress");
sb.AddConstraint(Operator.Equals, "Name", "Name");
SqlStatement stmt = sb.GetStatement(true);
foreach (IDataParameter param in stmt.Command.Parameters)
{
Assert.IsTrue(param.ParameterName.IndexOf((string)param.Value) >= 0, "1: Parameter order not correctly maintained.");
}
// retry using parameters in reverse order
sb = new SqlBuilder(broker, StatementType.Select, typeof(MailingList));
sb.AddConstraint(Operator.Equals, "Name", "Name");
sb.AddConstraint(Operator.Equals, "SenderAddress", "SenderAddress");
stmt = sb.GetStatement(true);
foreach (IDataParameter param in stmt.Command.Parameters)
{
Assert.IsTrue(param.ParameterName.IndexOf((string)param.Value) >= 0, "2: Parameter order not correctly maintained.");
}
}
}
protected void GetIdentityInformation(TableMap map)
{
if (map != null)
{
// also obtain identity column information
GentleSqlFactory sf = provider.GetSqlFactory();
try
{
string tableName = sf.GetTableName(map.TableName);
foreach (FieldMap fm in map.Fields)
{
if (fm.IsPrimaryKey)
{
if (!map.IsView)
{
SqlResult sr = broker.Execute(String.Format(selectIdentityInfo, tableName, fm.ColumnName));
fm.SetIsAutoGenerated(sr.GetInt(0, "IsIdentity") == 1);
}
}
}
}
catch (Exception e)
{
Check.LogWarning(LogCategories.Metadata, "Unable to determine whether PK column of table {0} is an identity column.",
map.TableName);
Check.LogWarning(LogCategories.Metadata, e.Message);
}
}
}
public void TestMagicValue()
{
int nullValue = -1;
a = new PropertyHolder(0, "MyPH", nullValue, nullValue, 4, 5.0, true, new DateTime(2000, 1, 20),
DateTime.Now, "char", "nchar", "varchar", "nvarchar", "text", "ntext");
// insert
a.Persist();
Assert.AreEqual(a.Name, "MyPH");
// select raw data
GentleSqlFactory sf = Broker.GetSqlFactory();
SqlResult sr = Broker.Execute("select TInt from " + sf.GetTableName("PropertyHolder"));
// verify that TInt of nullValue was converted to DB null
Assert.IsNull(sr[0, "TInt"], "NullValue was not converted to null.");
// verify select/insert
b = PropertyHolder.Retrieve(a.Id);
Assert.IsTrue(b.Id != 0);
Assert.AreEqual(a.Id, b.Id);
Assert.AreEqual("MyPH", b.Name);
Assert.AreEqual(nullValue, b.TInt, "Database NULL was not converted to NullValue.");
Key key = new Key(typeof(PropertyHolder), true, "Id", a.Id);
b = Broker.RetrieveInstance(typeof(PropertyHolder), key) as PropertyHolder;
// verify select/insert
Assert.IsTrue(b.Id != 0);
Assert.AreEqual(a.Id, b.Id);
Assert.AreEqual("MyPH", b.Name);
Assert.AreEqual(nullValue, b.TInt, "Database NULL was not converted to NullValue.");
// delete
b.Remove();
}
public void Init()
{
try
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// this will throw an exception because under normal operation it would indicate an error
runTest = sf.GetDbType(typeof(Guid)) != sf.NO_DBTYPE;
}
catch
{
runTest = false;
}
}
public void TestRangeConstraintCustom()
{
SqlBuilder builder = new SqlBuilder(StatementType.Count, typeof(MailingList));
builder.AddConstraint(Operator.GreaterThanOrEquals, "Id", 2);
GentleSqlFactory sf = Broker.GetSqlFactory();
string clause = String.Format("{0} < 3", "ListId");
builder.AddConstraint(clause);
int count = GetCount(builder);
Assert.AreEqual(1, count);
}
public void TestTypeListRetrieval()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first, select the number of expected entries
SqlBuilder sb = new SqlBuilder(StatementType.Count, typeof(MailingList));
SqlResult sr = Broker.Execute(sb.GetStatement(true));
int expected = sr.Count;
// verify list retrieval (entire table)
IList lists = MailingList.ListAll;
Assert.IsNotNull(lists);
Assert.AreEqual(expected, lists.Count);
}
public virtual void Init(string providerName)
{
ObjectFactory.ClearMaps();
Broker.ClearPersistenceBroker();
ObjectFactory.ClearMaps();
IGentleProvider provider = ProviderFactory.GetProvider(providerName, "");
Assert.AreEqual(provider.Name, providerName, "Wrong provider returned from factory!");
sf = provider.GetSqlFactory();
broker = new PersistenceBroker(provider);
sb = new SqlBuilder(provider);
// make sure analyzer errors are ignored for this test
origLevel = GentleSettings.AnalyzerLevel;
GentleSettings.AnalyzerLevel = AnalyzerLevel.None;
}
public void TestCustomListUsingLikeConstraint()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first, select the number of expected entries
SqlBuilder sb = new SqlBuilder(StatementType.Count, typeof(MailingList));
sb.AddConstraint(Operator.Like, "SenderAddress", "%.com");
SqlResult sr = Broker.Execute(sb.GetStatement(true));
int expected = sr.Count;
// verify list retrieval
IList lists = MailingList.ListByDomain(".com");
Assert.IsNotNull(lists);
Assert.AreEqual(expected, lists.Count);
}
public void Init()
{
try
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// this will throw an exception because under normal operation it would indicate an error
runTest = (sf.GetDbType(typeof(Guid)) != sf.NO_DBTYPE) || (sf.GetDbType(typeof(byte[])) != sf.NO_DBTYPE);
picture = GetPicture();
pictureSize = GetSize(picture);
}
catch
{
runTest = false;
}
}
public void TestOtherTypeListRetrieval()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// select all lists
IList lists = MailingList.ListAll;
foreach (MailingList list in lists)
{
// get the expected member count
SqlBuilder sb = new SqlBuilder(StatementType.Count, typeof(Member));
sb.AddConstraint(Operator.Equals, "ListId", list.Id);
SqlResult sr = Broker.Execute(sb.GetStatement(true));
int expected = sr.Count;
// verify list retrieval (entire table)
IList members = list.Members;
Assert.IsNotNull(members);
Assert.AreEqual(expected, members.Count);
}
}
public void TestCount()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first, select the number of expected entries
SqlResult sr = Broker.Execute(String.Format("select count(*) as RecordCount from {0}{1}",
sf.GetTableName("List"), sf.GetStatementTerminator()));
Assert.IsNotNull(sr);
Assert.AreEqual(0, sr.ErrorCode);
Assert.IsNotNull(sr.Rows);
Assert.AreEqual(1, sr.Rows.Count);
object[] row = (object[])sr.Rows[0];
int expected = Convert.ToInt32(row[0]);
// verify StatementType.Count retrieval
SqlBuilder sb = new SqlBuilder();
sr = Broker.Execute(sb.GetStatement(StatementType.Count, typeof(MailingList)));
Assert.AreEqual(expected, sr.Count);
}
/// <summary>
/// Please refer to the <see cref="GentleAnalyzer"/> class and the <see cref="IDatabaseAnalyzer"/>
/// interface it implements a description of this method.
/// </summary>
public override void Analyze(string tableName)
{
GentleSqlFactory sf = provider.GetSqlFactory();
try
{
bool isSingleRun = tableName != null;
string sql = isSingleRun ? String.Format("{0} and name = '{1}'", selectTables, tableName) : selectTables;
SqlResult sr = broker.Execute(sql, null, null);
for (int row = 0; row < sr.RowsContained; row++)
{
tableName = sr.GetString(row, 0);
// get TableMap for current table
TableMap map = GetTableMap(tableName);
if (map == null)
{
map = new TableMap(provider, tableName);
maps[tableName.ToLower()] = map;
}
// get column information
UpdateTableMapWithColumnInformation(map);
// get foreign key information
UpdateTableMapWithForeignKeyInformation(map);
}
}
catch (GentleException fe)
{
// ignore errors caused by tables found in db but for which no map exists
// TODO this should be a config option
if (fe.Error != Error.NoObjectMapForTable)
{
throw;
}
}
catch (Exception e)
{
Check.LogInfo(LogCategories.General, "Using provider {0} and connectionString {1}.",
provider.Name, provider.ConnectionString);
Check.Fail(e, Error.Unspecified, "An error occurred while analyzing the database schema.");
}
}
public void TestSimpleSql()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
string sql = String.Format("select count(*) as RecordCount from {0}{1}",
sf.GetTableName("List"), sf.GetStatementTerminator());
SqlBuilder sb = new SqlBuilder();
SqlStatement stmt = sb.GetStatement(sql, StatementType.Select, typeof(MailingList));
Assert.IsNotNull(stmt, "stmt is null");
SqlResult sr = Broker.Execute(stmt);
Assert.IsNotNull(sr);
Assert.AreEqual(0, sr.ErrorCode);
Assert.IsNotNull(sr.Rows.Count);
Assert.AreEqual(1, sr.Rows.Count);
object[] row = (object[])sr.Rows[0];
int expected = Convert.ToInt32(row[0]);
// verify StatementType.Count retrieval
sr = Broker.Execute(sb.GetStatement(StatementType.Count, typeof(MailingList)));
Assert.AreEqual(expected, sr.Count);
}
public void TestRowLimitRetrieval()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
// first verify that data set is ok for test
IList lists = MailingList.ListAll;
Assert.IsNotNull(lists, "Test case invalid if row count is below 3.");
Assert.IsTrue(lists.Count >= 3, "Test case invalid if row count is below 3.");
// try with 1 row limit
SqlBuilder sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
sb.SetRowLimit(1);
SqlResult sr = Broker.Execute(sb.GetStatement(true));
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set was not limited.");
// try again this time with 2 rows
sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
sb.SetRowLimit(2);
sr = Broker.Execute(sb.GetStatement(true));
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(2, sr.RowsContained, "Result set was not limited.");
}
public override void Analyze(string tableName)
{
GentleSqlFactory sf = provider.GetSqlFactory();
try
{
bool isSingleRun = tableName != null;
// Create foreign key statement
SqlStatement fk = broker.GetStatement(StatementType.Select, selectReferences);
sf.AddParameter(fk.Command, "TableName", (long)FbDbType.VarChar);
sf.AddParameter(fk.Command, "ColumnName", (long)FbDbType.VarChar);
// Get tables information
SqlResult sr = broker.Execute(select);
// process result set
for (int i = 0; i < sr.Rows.Count; i++)
{
try
{
string dbTableName = sr.GetString(i, "TableName").Trim();
if (!isSingleRun || tableName.ToLower().Equals(dbTableName.ToLower()))
{
TableMap map = GetTableMap(dbTableName);
if (map == null)
{
map = new TableMap(provider, dbTableName);
maps[dbTableName.ToLower()] = map;
}
// get column information for this table
string columnName = sr.GetString(i, "ColumnName").Trim();
FieldMap fm = map.GetFieldMapFromColumn(columnName);
if (fm == null)
{
fm = new FieldMap(map, columnName);
map.Fields.Add(fm);
}
FbDbType type = GetFbDbType(
sr.GetInt(i, "ColumnDataType"),
sr[i, "ColumnSubType"] != null ? sr.GetInt(i, "ColumnSubType") : 0,
sr[i, "ColumnScale"] != null ? sr.GetInt(i, "ColumnScale") : 0);
fm.SetDbType((long)type);
if (sr[i, "NullFlag"] == null)
{
fm.SetIsNullable(true);
}
else
{
fm.SetIsNullable(false);
}
if (sr[i, "ColumnSize"] != null)
{
switch (type)
{
case FbDbType.Binary:
case FbDbType.Text:
fm.SetSize(Int32.MaxValue);
break;
default:
fm.SetSize(sr.GetInt(i, "ColumnSize"));
break;
}
}
if (sr.GetInt(i, "PrimaryKey") > 0)
{
fm.SetIsPrimaryKey(true);
}
if (sr.GetInt(i, "ForeignKey") > 0)
{
fk.SetParameter("TableName", map.TableName.ToUpper());
fk.SetParameter("ColumnName", columnName.ToUpper());
SqlResult res = fk.Execute();
fm.SetForeignKeyTableName(res.GetString(0, "FKTableName").Trim());
fm.SetForeignKeyColumnName(res.GetString(0, "FKColumnName").Trim());
}
}
}
catch (GentleException fe)
{
// ignore errors caused by tables found in db but for which no map exists
// TODO this should be a config option
if (fe.Error != Error.NoObjectMapForTable)
{
throw fe;
}
}
}
}
catch (Exception e)
{
Check.Fail(e, Error.Unspecified, "An error occurred while analyzing the database schema.");
}
}
public virtual void Init( string providerName )
{
ObjectFactory.ClearMaps();
Broker.ClearPersistenceBroker();
ObjectFactory.ClearMaps();
IGentleProvider provider = ProviderFactory.GetProvider( providerName, "" );
Assert.AreEqual( provider.Name, providerName, "Wrong provider returned from factory!" );
sf = provider.GetSqlFactory();
broker = new PersistenceBroker( provider );
sb = new SqlBuilder( provider );
// make sure analyzer errors are ignored for this test
origLevel = GentleSettings.AnalyzerLevel;
GentleSettings.AnalyzerLevel = AnalyzerLevel.None;
}
public void TestPaging()
{
GentleSqlFactory sf = Broker.GetSqlFactory();
if (sf.HasCapability(Capability.Paging))
{
// first verify that data set is ok for test
IList lists = MailingList.ListAll;
Assert.IsNotNull(lists, "Test case invalid if row count is below 3.");
Assert.IsTrue(lists.Count >= 3, "Test case invalid if row count is below 3.");
// try with 1 row limit
SqlBuilder sb = new SqlBuilder(StatementType.Select, typeof(MailingList));
sb.SetRowLimit(1);
SqlResult sr = Broker.Execute(sb.GetStatement(true));
// verify result
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 1 was not limited.");
MailingList ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[0] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
// get next result
sr = sr.Next();
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 2 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[1] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
// get next result
sr = sr.Next();
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 3 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[2] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
// try the previous again
sr = sr.Previous();
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 4 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[1] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
//Try Page Numbers..
sr = sr.Page(2);
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 5 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[1] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
sr = sr.Page(1);
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 6 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[0] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
sr = sr.Next();
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 7 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[1] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
sr = sr.Page(3);
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 8 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[2] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
//Test for Page 0 - should return first page
sr = sr.Page(0);
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained > 0, "No rows were selected.");
Assert.AreEqual(1, sr.RowsContained, "Result set 9 was not limited.");
ml = ObjectFactory.GetInstance(typeof(MailingList), sr) as MailingList;
Assert.AreEqual((lists[0] as MailingList).Id, ml.Id, "Wrong row(s) retrieved.");
//Test for invalid page - should return no rows
sr = sr.Page(1 + (lists.Count / sr.Statement.RowLimit));
Assert.IsTrue(sr.ErrorCode == 0 && sr.RowsContained == 0);
}
}
/// <summary>
/// Please refer to the <see cref="GentleAnalyzer"/> class and the <see cref="IDatabaseAnalyzer"/>
/// interface it implements a description of this method.
/// </summary>
public override void Analyze(string tableName)
{
GentleSqlFactory sf = provider.GetSqlFactory();
try
{
bool isSingleRun = tableName != null;
// don't quote reserved words here (table name is just a string parameter)
string sql = isSingleRun ? select + String.Format(selectSingle, tableName) : select;
SqlResult sr = broker.Execute(sql, null, null);
// process result set using columns:
// TableName, ColumnName, Type, Size, IsNullable, DefaultValue,
// ConstraintName, ConstraintReference, ConstraintType,
// UpdateRule, DeleteRule, TableType
for (int i = 0; i < sr.Rows.Count; i++)
{
try
{
string dbTableName = sr.GetString(i, "tablename");
if (!isSingleRun || tableName.ToLower().Equals(dbTableName.ToLower()))
{
TableMap map = GetTableMap(dbTableName);
if (map == null)
{
map = new TableMap(provider, dbTableName);
maps[dbTableName.ToLower()] = map;
}
map.IsView = sr.GetString(i, "TableType") == "VIEW";
// get column information for this table
string columnName = sr.GetString(i, "ColumnName");
FieldMap fm = map.GetFieldMapFromColumn(columnName);
if (fm == null)
{
fm = new FieldMap(map, columnName);
map.Fields.Add(fm);
}
// get basic column information
fm.SetDbType(sr.GetString(i, "Type"), false); // sql server is always false
fm.SetIsNullable(GetBoolean(sr.GetString(i, "IsNullable")));
fm.SetIsAutoGenerated(sr.GetString(i, "DefaultValue").Length > 0 ? true : false);
if (sr[i, "Size"] != null && fm.DbType != (long)SqlDbType.Text)
{
fm.SetSize(sr.GetInt(i, "Size"));
}
// get column constraint infomation
if (sr[i, "ConstraintName"] != null)
{
string type = sr.GetString(i, "ConstraintType");
if (type.ToLower().Equals("primary key"))
{
fm.SetIsPrimaryKey(true);
}
else if (type.ToLower().Equals("foreign key"))
{
string conref = sr.GetString(i, "ConstraintReference");
if (conref.StartsWith("IDX"))
{
string fkRef = sr.GetString(i, "ConstraintName");
if (fkRef != null && fkRef.StartsWith("FK"))
{
conref = fkRef;
}
}
SqlResult res = broker.Execute(String.Format(selectReferences, conref), null, null);
if (res.ErrorCode == 0 && res.RowsContained == 1)
{
fm.SetForeignKeyTableName(res.GetString(0, "TableName"));
fm.SetForeignKeyColumnName(res.GetString(0, "ColumnName"));
}
else
{
if (res.RowsContained == 0)
{
// see GOPF-155 for additional information
Check.LogWarning(LogCategories.Metadata,
"Unable to obtain foreign key information for column {0} of table {1}.",
fm.ColumnName, map.TableName);
}
else
{
Check.LogWarning(LogCategories.Metadata, "Gentle 1.x does not support composite foreign keys.");
}
}
}
}
if (map.IsView)
{
// TODO
// process backing table members and infer PK/identity info
// requires that tables be processed before views!
//
//string sv = String.Format( selectViewDependencies, map.TableName );
//SqlResult res = broker.Execute( sv );
}
}
}
catch (GentleException fe)
{
// ignore errors caused by tables found in db but for which no map exists
// TODO this should be a config option
if (fe.Error != Error.NoObjectMapForTable)
{
throw;
}
}
}
}
catch (Exception e)
{
Check.LogInfo(LogCategories.General, "Using provider {0} and connectionString {1}.",
provider.Name, provider.ConnectionString);
Check.Fail(e, Error.Unspecified, "An error occurred while analyzing the database schema.");
}
}
