public ConstraintInfo FindOrCreateConstraint(ConstraintInfo cnt)
{
var t = FindOrCreateTable(cnt.OwnerTable.FullName);
var res = t.FindConstraint(cnt);
if (res == null)
{
t.AddConstraint(cnt);
}
return(res);
}
public static void CreateConstraint(this IAlterProcessor proc, ConstraintInfo cnt)
{
var pk = cnt as PrimaryKeyInfo;
if (pk != null) proc.CreatePrimaryKey(pk);
var fk = cnt as ForeignKeyInfo;
if (fk != null) proc.CreateForeignKey(fk);
var uq = cnt as UniqueInfo;
if (uq != null) proc.CreateUnique(uq);
var ix = cnt as IndexInfo;
if (ix != null) proc.CreateIndex(ix);
var ch = cnt as CheckInfo;
if (ch != null) proc.CreateCheck(ch);
}
public void DropConstraint(ConstraintInfo cnt)
{
if (cnt is PrimaryKeyInfo)
{
PrimaryKey = null;
}
if (cnt is ForeignKeyInfo)
{
ForeignKeys.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
}
if (cnt is IndexInfo)
{
Indexes.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
}
if (cnt is UniqueInfo)
{
Uniques.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
}
if (cnt is CheckInfo)
{
Checks.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
}
}
public ConstraintInfo FindConstraint(ConstraintInfo cnt)
{
if (cnt is PrimaryKeyInfo)
{
return(PrimaryKey);
}
if (cnt is ForeignKeyInfo)
{
return(ForeignKeys.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName));
}
if (cnt is IndexInfo)
{
return(Indexes.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName));
}
if (cnt is UniqueInfo)
{
return(Uniques.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName));
}
if (cnt is CheckInfo)
{
return(Checks.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName));
}
return(null);
}
private static int CompareConstraints(ConstraintInfo lft, ConstraintInfo rgt)
{
var nl = lft.ConstraintName;
var nr = rgt.ConstraintName;
if (lft.GetType() != rgt.GetType()) return String.Compare(lft.GetType().FullName, rgt.GetType().FullName);
if (nl != null && nr != null) return String.Compare(nl, nr);
return 0;
}
public virtual void RenameConstraint(ConstraintInfo constraint, string newname)
{
throw new System.NotImplementedException();
}
protected virtual void DropConstraint(ConstraintInfo cnt)
{
PutCmd("^alter ^table %f ^drop ^constraint %i", cnt.OwnerTable.FullName, cnt.ConstraintName);
}
public void CreateConstraint(TableInfo table, ConstraintInfo newcnt, PlanPosition pos = PlanPosition.End)
{
TableInfo tbl = Structure.FindOrCreateTable(table.FullName);
AddOperation(new AlterOperation_CreateConstraint { ParentTable = tbl, NewObject = newcnt.CloneConstraint() }, pos);
}
public void ChangeConstraint(ConstraintInfo constraint, ConstraintInfo newconstraint)
{
ConstraintInfo cnt = Structure.FindOrCreateConstraint(constraint);
AddOperation(new AlterOperation_ChangeConstraint { OldObject = cnt, ParentTable = cnt.OwnerTable, NewObject = newconstraint.CloneConstraint() });
}
public void DropConstraint(ConstraintInfo cnt)
{
if (cnt is PrimaryKeyInfo) PrimaryKey = null;
if (cnt is ForeignKeyInfo) ForeignKeys.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is IndexInfo) Indexes.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is UniqueInfo) Uniques.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is CheckInfo) Checks.RemoveAll(x => x.ConstraintName == cnt.ConstraintName);
}
public void AddConstraint(ConstraintInfo cnt, bool reuseGrouId = false)
{
var primaryKeyInfo = cnt as PrimaryKeyInfo;
if (primaryKeyInfo != null)
{
PrimaryKey = primaryKeyInfo.ClonePrimaryKey(this);
if (!reuseGrouId) PrimaryKey.GroupId = Guid.NewGuid().ToString();
}
var foreignKeyInfo = cnt as ForeignKeyInfo;
if (foreignKeyInfo != null)
{
var fknew = foreignKeyInfo.CloneForeignKey(this);
if (!reuseGrouId) fknew.GroupId = Guid.NewGuid().ToString();
ForeignKeys.Add(fknew);
}
var indexInfo = cnt as IndexInfo;
if (indexInfo != null)
{
var ixnew = indexInfo.CloneIndex(this);
if (!reuseGrouId) ixnew.GroupId = Guid.NewGuid().ToString();
Indexes.Add(ixnew);
}
var uniqueInfo = cnt as UniqueInfo;
if (uniqueInfo != null)
{
var uqnew = uniqueInfo.CloneUnique(this);
if (!reuseGrouId) uqnew.GroupId = Guid.NewGuid().ToString();
Uniques.Add(uqnew);
}
var checkInfo = cnt as CheckInfo;
if (checkInfo != null)
{
var chnew = checkInfo.CloneCheck(this);
if (!reuseGrouId) chnew.GroupId = Guid.NewGuid().ToString();
Checks.Add(chnew);
}
}
public ConstraintInfo FindConstraint(ConstraintInfo cnt)
{
if (cnt is PrimaryKeyInfo) return PrimaryKey;
if (cnt is ForeignKeyInfo) return ForeignKeys.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is IndexInfo) return Indexes.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is UniqueInfo) return Uniques.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName);
if (cnt is CheckInfo) return Checks.FirstOrDefault(x => x.ConstraintName == cnt.ConstraintName);
return null;
}
public void RenameConstraint(ConstraintInfo constraint, string newname)
{
_database.FindConstraint(constraint).ConstraintName = newname;
}
public void AddConstraint(ConstraintInfo cnt, bool reuseGrouId = false)
{
var primaryKeyInfo = cnt as PrimaryKeyInfo;
if (primaryKeyInfo != null)
{
PrimaryKey = primaryKeyInfo.ClonePrimaryKey(this);
if (!reuseGrouId)
{
PrimaryKey.GroupId = Guid.NewGuid().ToString();
}
PrimaryKey.OwnerTable = this;
}
var foreignKeyInfo = cnt as ForeignKeyInfo;
if (foreignKeyInfo != null)
{
var fknew = foreignKeyInfo.CloneForeignKey(this);
if (!reuseGrouId)
{
fknew.GroupId = Guid.NewGuid().ToString();
}
ForeignKeys.Add(fknew);
fknew.OwnerTable = this;
}
var indexInfo = cnt as IndexInfo;
if (indexInfo != null)
{
var ixnew = indexInfo.CloneIndex(this);
if (!reuseGrouId)
{
ixnew.GroupId = Guid.NewGuid().ToString();
}
Indexes.Add(ixnew);
ixnew.OwnerTable = this;
}
var uniqueInfo = cnt as UniqueInfo;
if (uniqueInfo != null)
{
var uqnew = uniqueInfo.CloneUnique(this);
if (!reuseGrouId)
{
uqnew.GroupId = Guid.NewGuid().ToString();
}
Uniques.Add(uqnew);
uqnew.OwnerTable = this;
}
var checkInfo = cnt as CheckInfo;
if (checkInfo != null)
{
var chnew = checkInfo.CloneCheck(this);
if (!reuseGrouId)
{
chnew.GroupId = Guid.NewGuid().ToString();
}
Checks.Add(chnew);
chnew.OwnerTable = this;
}
}
public static bool EqualsConstraints(ConstraintInfo csrc, ConstraintInfo cdst, DbDiffOptions options, bool checkNames, DbObjectPairing pairing)
{
if (checkNames && !options.IgnoreConstraintNames)
{
if (!EqualNames(csrc.ConstraintName, cdst.ConstraintName, options))
{
return false;
//if (csrc is PrimaryKeyInfo && cdst is PrimaryKeyInfo) // && (pairing.Source.Dialect.DialectCaps.AnonymousPrimaryKey || pairing.Target.Dialect.DialectCaps.AnonymousPrimaryKey))
//{
// // do nothing
//}
//else
//{
// return false;
//}
}
}
if (csrc.GetType() != cdst.GetType()) return false;
if (csrc is ColumnsConstraintInfo)
{
TableInfo tsrc = pairing.Source.FindTable(csrc.OwnerTable.FullName);
TableInfo tdst = pairing.Target.FindTable(cdst.OwnerTable.FullName);
if (!EqualsColumnRefs(tsrc, tdst, ((ColumnsConstraintInfo)csrc).Columns, ((ColumnsConstraintInfo)cdst).Columns)) return false;
//if (!((ColumnsConstraint)csrc).Columns.EqualSequence(((ColumnsConstraint)cdst).Columns)) return false;
if (csrc is ForeignKeyInfo)
{
var fsrc = (ForeignKeyInfo)csrc;
var fdst = (ForeignKeyInfo)cdst;
if (!EqualFullNames(fsrc.RefTableFullName, fdst.RefTableFullName, options)) return false;
TableInfo psrc = pairing.Source.FindTable(fsrc.RefTableFullName);
TableInfo pdst = pairing.Target.FindTable(fdst.RefTableFullName);
if (!EqualsColumnRefs(psrc, pdst, fsrc.RefColumns, fdst.RefColumns)) return false;
if (fsrc.OnDeleteAction != fdst.OnDeleteAction) return false;
if (fsrc.OnUpdateAction != fdst.OnUpdateAction) return false;
}
//if (csrc is IIndex)
//{
// var isrc = (IndexConstraint)csrc;
// var idst = (IndexConstraint)cdst;
// if (isrc.IsUnique != idst.IsUnique) return false;
//}
}
//if (csrc is CheckConstraint)
//{
// if (((CheckConstraint)csrc).Expression != ((CheckConstraint)cdst).Expression) return false;
//}
return true;
}
public override void RenameConstraint(ConstraintInfo cnt, string newname)
{
if (cnt.ObjectType == DatabaseObjectType.Index) PutCmd("^execute sp_rename '%f.%i', '%s', 'INDEX'", cnt.OwnerTable.FullName, cnt.ConstraintName, newname);
else PutCmd("^execute sp_rename '%f', '%s', 'OBJECT'", new NameWithSchema(cnt.OwnerTable.FullName.Schema, cnt.ConstraintName), newname);
}
public void DropConstraint(ConstraintInfo constraint, PlanPosition pos = PlanPosition.End)
{
ConstraintInfo cnt = Structure.FindOrCreateConstraint(constraint);
AddOperation(new AlterOperation_DropConstraint { ParentTable = cnt.OwnerTable, OldObject = cnt }, pos);
}
public ConstraintInfo FindConstraint(ConstraintInfo constraint)
{
return(FindTable(constraint.OwnerTable.FullName).Constraints.First(c => c.ConstraintName == constraint.ConstraintName));
}
public void RenameConstraint(ConstraintInfo constraint, string newname)
{
ConstraintInfo cnt = Structure.FindOrCreateConstraint(constraint);
AddOperation(new AlterOperation_RenameConstraint { OldObject = cnt, ParentTable = cnt.OwnerTable, NewName = new NameWithSchema(newname) });
}
