public static SqlPreCommand?SynchronizeScriptReplacing <N, O>(
Replacements replacements,
string replacementsKey,
Spacing spacing,
Dictionary <string, N> newDictionary,
Dictionary <string, O> oldDictionary,
Func <string, N, SqlPreCommand?>?createNew,
Func <string, O, SqlPreCommand?>?removeOld,
Func <string, N, O, SqlPreCommand?>?mergeBoth)
where O : class
where N : class
{
replacements.AskForReplacements(
oldDictionary.Keys.ToHashSet(),
newDictionary.Keys.ToHashSet(), replacementsKey);
var repOldDictionary = replacements.ApplyReplacementsToOld(oldDictionary, replacementsKey);
return(SynchronizeScript(spacing, newDictionary, repOldDictionary, createNew, removeOld, mergeBoth));
}
public static void SynchronizeReplacing <O, N>(
Replacements replacements, string replacementsKey,
Dictionary <string, O> oldDictionary,
Dictionary <string, N> newDictionary,
Action <string, O> removeOld,
Action <string, N> createNew,
Action <string, O, N> merge)
where O : class
where N : class
{
replacements.AskForReplacements(
oldDictionary.Keys.ToHashSet(),
newDictionary.Keys.ToHashSet(), replacementsKey);
var repOldDictionary = replacements.ApplyReplacementsToOld(oldDictionary, replacementsKey);
HashSet <string> set = new HashSet <string>();
set.UnionWith(repOldDictionary.Keys);
set.UnionWith(newDictionary.Keys);
foreach (var key in set)
{
var oldVal = repOldDictionary.TryGetC(key);
var newVal = newDictionary.TryGetC(key);
if (oldVal == null)
{
createNew(key, newVal !);
}
else if (newVal == null)
{
removeOld(key, oldVal);
}
else
{
merge(key, oldVal, newVal);
}
}
}
public static void SynchronizeRoles(XDocument doc)
{
Table table = Schema.Current.Table(typeof(RoleEntity));
TableMList relationalTable = table.TablesMList().Single();
Dictionary<string, XElement> rolesXml = doc.Root.Element("Roles").Elements("Role").ToDictionary(x => x.Attribute("Name").Value);
{
Dictionary<string, RoleEntity> rolesDic = Database.Query<RoleEntity>().ToDictionary(a => a.ToString());
Replacements replacements = new Replacements();
replacements.AskForReplacements(rolesDic.Keys.ToHashSet(), rolesXml.Keys.ToHashSet(), "Roles");
rolesDic = replacements.ApplyReplacementsToOld(rolesDic, "Roles");
Console.WriteLine("Part 1: Syncronize roles without relationships");
var roleInsertsDeletes = Synchronizer.SynchronizeScript(rolesXml, rolesDic,
(name, xelement) => table.InsertSqlSync(new RoleEntity { Name = name }, includeCollections: false),
(name, role) => SqlPreCommand.Combine(Spacing.Simple,
new SqlPreCommandSimple("DELETE {0} WHERE {1} = {2} --{3}"
.FormatWith(relationalTable.Name, ((IColumn)relationalTable.Field).Name.SqlEscape(), role.Id, role.Name)),
table.DeleteSqlSync(role)),
(name, xElement, role) =>
{
var oldName = role.Name;
role.Name = name;
role.MergeStrategy = xElement.Attribute("MergeStrategy")?.Let(t => t.Value.ToEnum<MergeStrategy>()) ?? MergeStrategy.Union;
return table.UpdateSqlSync(role, includeCollections: false, comment: oldName);
}, Spacing.Double);
if (roleInsertsDeletes != null)
{
SqlPreCommand.Combine(Spacing.Triple,
new SqlPreCommandSimple("-- BEGIN ROLE SYNC SCRIPT"),
new SqlPreCommandSimple("use {0}".FormatWith(Connector.Current.DatabaseName())),
roleInsertsDeletes,
new SqlPreCommandSimple("-- END ROLE SYNC SCRIPT")).OpenSqlFileRetry();
Console.WriteLine("Press [Enter] when executed...");
Console.ReadLine();
}
else
{
SafeConsole.WriteLineColor(ConsoleColor.Green, "Already syncronized");
}
}
{
Console.WriteLine("Part 2: Syncronize roles relationships");
Dictionary<string, RoleEntity> rolesDic = Database.Query<RoleEntity>().ToDictionary(a => a.ToString());
var roleRelationships = Synchronizer.SynchronizeScript(rolesXml, rolesDic,
(name, xelement) => { throw new InvalidOperationException("No new roles should be at this stage. Did you execute the script?"); },
(name, role) => { throw new InvalidOperationException("No old roles should be at this stage. Did you execute the script?"); },
(name, xElement, role) =>
{
var should = xElement.Attribute("Contains").Value.Split(new []{','}, StringSplitOptions.RemoveEmptyEntries);
var current = role.Roles.Select(a=>a.ToString());
if(should.OrderBy().SequenceEqual(current.OrderBy()))
return null;
role.Roles = should.Select(rs => rolesDic.GetOrThrow(rs).ToLite()).ToMList();
return table.UpdateSqlSync(role);
}, Spacing.Double);
if (roleRelationships != null)
{
SqlPreCommand.Combine(Spacing.Triple,
new SqlPreCommandSimple("-- BEGIN ROLE SYNC SCRIPT"),
new SqlPreCommandSimple("use {0}".FormatWith(Connector.Current.DatabaseName())),
roleRelationships,
new SqlPreCommandSimple("-- END ROLE SYNC SCRIPT")).OpenSqlFileRetry();
Console.WriteLine("Press [Enter] when executed...");
Console.ReadLine();
}
else
{
SafeConsole.WriteLineColor(ConsoleColor.Green, "Already syncronized");
}
}
}
static SqlPreCommand SynchronizeEnumsScript(Replacements replacements)
{
Schema schema = Schema.Current;
List<SqlPreCommand> commands = new List<SqlPreCommand>();
foreach (var table in schema.Tables.Values)
{
Type enumType = EnumEntity.Extract(table.Type);
if (enumType != null)
{
IEnumerable<Entity> should = EnumEntity.GetEntities(enumType);
Dictionary<string, Entity> shouldByName = should.ToDictionary(a => a.ToString());
List<Entity> current = Administrator.TryRetrieveAll(table.Type, replacements);
Dictionary<string, Entity> currentByName = current.ToDictionaryEx(a => a.toStr, table.Name.Name);
string key = Replacements.KeyEnumsForTable(table.Name.Name);
replacements.AskForReplacements(currentByName.Keys.ToHashSet(), shouldByName.Keys.ToHashSet(), key);
currentByName = replacements.ApplyReplacementsToOld(currentByName, key);
var mix = shouldByName.JoinDictionary(currentByName, (n, s, c) => new { s, c }).Where(a => a.Value.s.id != a.Value.c.id).ToDictionary();
HashSet<PrimaryKey> usedIds = current.Select(a => a.Id).ToHashSet();
Dictionary<string, Entity> middleByName = mix.Where(kvp => usedIds.Contains(kvp.Value.s.Id)).ToDictionary(kvp => kvp.Key, kvp => Clone(kvp.Value.c));
if (middleByName.Any())
{
var moveToAux = SyncEnums(schema, table,
currentByName.Where(a => middleByName.ContainsKey(a.Key)).ToDictionary(),
middleByName);
if (moveToAux != null)
commands.Add(moveToAux);
}
var com = SyncEnums(schema, table,
currentByName.Where(a=>!middleByName.ContainsKey(a.Key)).ToDictionary(),
shouldByName.Where(a=>!middleByName.ContainsKey(a.Key)).ToDictionary());
if (com != null)
commands.Add(com);
if (middleByName.Any())
{
var backFromAux = SyncEnums(schema, table,
middleByName,
shouldByName.Where(a => middleByName.ContainsKey(a.Key)).ToDictionary());
if (backFromAux != null)
commands.Add(backFromAux);
}
}
}
return SqlPreCommand.Combine(Spacing.Double, commands.ToArray());
}
public static SqlPreCommand SynchronizeTablesScript(Replacements replacements)
{
Schema s = Schema.Current;
Dictionary<string, ITable> model = s.GetDatabaseTables().Where(t => !s.IsExternalDatabase(t.Name.Schema.Database)).ToDictionaryEx(a => a.Name.ToString(), "schema tables");
HashSet<SchemaName> modelSchemas = model.Values.Select(a => a.Name.Schema).Where(a => !SqlBuilder.SystemSchemas.Contains(a.Name)).ToHashSet();
Dictionary<string, DiffTable> database = DefaultGetDatabaseDescription(s.DatabaseNames());
HashSet<SchemaName> databaseSchemas = DefaultGetSchemas(s.DatabaseNames());
if (SimplifyDiffTables != null)
SimplifyDiffTables(database);
replacements.AskForReplacements(database.Keys.ToHashSet(), model.Keys.ToHashSet(), Replacements.KeyTables);
database = replacements.ApplyReplacementsToOld(database, Replacements.KeyTables);
Dictionary<ITable, Dictionary<string, Index>> modelIndices = model.Values
.ToDictionary(t => t, t => t.GeneratAllIndexes().ToDictionaryEx(a => a.IndexName, "Indexes for {0}".FormatWith(t.Name)));
model.JoinDictionaryForeach(database, (tn, tab, diff) =>
{
var key = Replacements.KeyColumnsForTable(tn);
replacements.AskForReplacements(diff.Columns.Keys.ToHashSet(), tab.Columns.Keys.ToHashSet(), key);
diff.Columns = replacements.ApplyReplacementsToOld(diff.Columns, key);
diff.Indices = ApplyIndexAutoReplacements(diff, tab, modelIndices[tab]);
});
Func<ObjectName, ObjectName> ChangeName = (ObjectName objectName) =>
{
string name = replacements.Apply(Replacements.KeyTables, objectName.ToString());
return model.TryGetC(name)?.Name ?? objectName;
};
Func<ObjectName, SqlPreCommand> DeleteAllForeignKey = tableName =>
{
var dropFks = (from t in database.Values
from c in t.Columns.Values
where c.ForeignKey != null && c.ForeignKey.TargetTable.Equals(tableName)
select SqlBuilder.AlterTableDropConstraint(t.Name, c.ForeignKey.Name)).Combine(Spacing.Simple);
if (dropFks == null)
return null;
return SqlPreCommand.Combine(Spacing.Simple, new SqlPreCommandSimple("---In order to remove the PK of " + tableName.Name), dropFks);
};
using (replacements.WithReplacedDatabaseName())
{
SqlPreCommand createSchemas = Synchronizer.SynchronizeScriptReplacing(replacements, "Schemas",
modelSchemas.ToDictionary(a => a.ToString()),
databaseSchemas.ToDictionary(a => a.ToString()),
(_, newSN) => SqlBuilder.CreateSchema(newSN),
null,
(_, newSN, oldSN) => newSN.Equals(oldSN) ? null : SqlBuilder.CreateSchema(newSN),
Spacing.Double);
//use database without replacements to just remove indexes
SqlPreCommand dropStatistics =
Synchronizer.SynchronizeScript(model, database,
null,
(tn, dif) => SqlBuilder.DropStatistics(tn, dif.Stats),
(tn, tab, dif) =>
{
var removedColums = dif.Columns.Keys.Except(tab.Columns.Keys).ToHashSet();
return SqlBuilder.DropStatistics(tn, dif.Stats.Where(a => a.Columns.Any(removedColums.Contains)).ToList());
},
Spacing.Double);
SqlPreCommand dropIndices =
Synchronizer.SynchronizeScript(model, database,
null,
(tn, dif) => dif.Indices.Values.Where(ix => !ix.IsPrimary).Select(ix => SqlBuilder.DropIndex(dif.Name, ix)).Combine(Spacing.Simple),
(tn, tab, dif) =>
{
Dictionary<string, Index> modelIxs = modelIndices[tab];
var removedColums = dif.Columns.Keys.Except(tab.Columns.Keys).ToHashSet();
var changes = Synchronizer.SynchronizeScript(modelIxs, dif.Indices,
null,
(i, dix) => dix.Columns.Any(removedColums.Contains) || dix.IsControlledIndex ? SqlBuilder.DropIndex(dif.Name, dix) : null,
(i, mix, dix) => !dix.IndexEquals(dif, mix) ? SqlPreCommand.Combine(Spacing.Double, dix.IsPrimary ? DeleteAllForeignKey(dif.Name) : null, SqlBuilder.DropIndex(dif.Name, dix)) : null,
Spacing.Simple);
return changes;
},
Spacing.Double);
SqlPreCommand dropForeignKeys = Synchronizer.SynchronizeScript(
model,
database,
null,
(tn, dif) => dif.Columns.Values.Select(c => c.ForeignKey != null ? SqlBuilder.AlterTableDropConstraint(dif.Name, c.ForeignKey.Name) : null)
.Concat(dif.MultiForeignKeys.Select(fk => SqlBuilder.AlterTableDropConstraint(dif.Name, fk.Name))).Combine(Spacing.Simple),
(tn, tab, dif) => SqlPreCommand.Combine(Spacing.Simple,
Synchronizer.SynchronizeScript(
tab.Columns,
dif.Columns,
null,
(cn, colDb) => colDb.ForeignKey != null ? SqlBuilder.AlterTableDropConstraint(dif.Name, colDb.ForeignKey.Name) : null,
(cn, colModel, colDb) => colDb.ForeignKey == null ? null :
colModel.ReferenceTable == null || colModel.AvoidForeignKey || !colModel.ReferenceTable.Name.Equals(ChangeName(colDb.ForeignKey.TargetTable)) ?
SqlBuilder.AlterTableDropConstraint(dif.Name, colDb.ForeignKey.Name) :
null, Spacing.Simple),
dif.MultiForeignKeys.Select(fk => SqlBuilder.AlterTableDropConstraint(dif.Name, fk.Name)).Combine(Spacing.Simple)),
Spacing.Double);
SqlPreCommand tables =
Synchronizer.SynchronizeScript(
model,
database,
(tn, tab) => SqlBuilder.CreateTableSql(tab),
(tn, dif) => SqlBuilder.DropTable(dif.Name),
(tn, tab, dif) =>
SqlPreCommand.Combine(Spacing.Simple,
!object.Equals(dif.Name, tab.Name) ? SqlBuilder.RenameOrMove(dif, tab) : null,
Synchronizer.SynchronizeScript(
tab.Columns,
dif.Columns,
(cn, tabCol) => SqlPreCommandSimple.Combine(Spacing.Simple,
tabCol.PrimaryKey && dif.PrimaryKeyName != null ? SqlBuilder.DropPrimaryKeyConstraint(tab.Name) : null,
AlterTableAddColumnDefault(tab, tabCol, replacements)),
(cn, difCol) => SqlPreCommandSimple.Combine(Spacing.Simple,
difCol.Default != null ? SqlBuilder.DropDefaultConstraint(tab.Name, difCol.Name) : null,
SqlBuilder.AlterTableDropColumn(tab, cn)),
(cn, tabCol, difCol) => SqlPreCommand.Combine(Spacing.Simple,
difCol.Name == tabCol.Name ? null : SqlBuilder.RenameColumn(tab, difCol.Name, tabCol.Name),
difCol.ColumnEquals(tabCol, ignorePrimaryKey: true) ? null : SqlPreCommand.Combine(Spacing.Simple,
tabCol.PrimaryKey && !difCol.PrimaryKey && dif.PrimaryKeyName != null ? SqlBuilder.DropPrimaryKeyConstraint(tab.Name) : null,
SqlBuilder.AlterTableAlterColumn(tab, tabCol),
tabCol.SqlDbType == SqlDbType.NVarChar && difCol.SqlDbType == SqlDbType.NChar ? SqlBuilder.UpdateTrim(tab, tabCol) : null),
difCol.DefaultEquals(tabCol) ? null : SqlPreCommand.Combine(Spacing.Simple,
difCol.Default != null ? SqlBuilder.DropDefaultConstraint(tab.Name, tabCol.Name) : null,
tabCol.Default != null ? SqlBuilder.AddDefaultConstraint(tab.Name, tabCol.Name, tabCol.Default) : null),
UpdateByFkChange(tn, difCol, tabCol, ChangeName)),
Spacing.Simple)),
Spacing.Double);
if (tables != null)
tables.GoAfter = true;
var tableReplacements = replacements.TryGetC(Replacements.KeyTables);
if (tableReplacements != null)
replacements[Replacements.KeyTablesInverse] = tableReplacements.Inverse();
SqlPreCommand syncEnums;
try
{
syncEnums = SynchronizeEnumsScript(replacements);
}
catch(Exception e)
{
syncEnums = new SqlPreCommandSimple("-- Exception synchronizing enums: " + e.Message);
}
SqlPreCommand addForeingKeys = Synchronizer.SynchronizeScript(
model,
database,
(tn, tab) => SqlBuilder.AlterTableForeignKeys(tab),
null,
(tn, tab, dif) => Synchronizer.SynchronizeScript(
tab.Columns,
dif.Columns,
(cn, colModel) => colModel.ReferenceTable == null || colModel.AvoidForeignKey ? null :
SqlBuilder.AlterTableAddConstraintForeignKey(tab, colModel.Name, colModel.ReferenceTable),
null,
(cn, colModel, coldb) =>
{
if (colModel.ReferenceTable == null || colModel.AvoidForeignKey)
return null;
if (coldb.ForeignKey == null || !colModel.ReferenceTable.Name.Equals(ChangeName(coldb.ForeignKey.TargetTable)))
return SqlBuilder.AlterTableAddConstraintForeignKey(tab, colModel.Name, colModel.ReferenceTable);
var name = SqlBuilder.ForeignKeyName(tab.Name.Name, colModel.Name);
return SqlPreCommand.Combine(Spacing.Simple,
name != coldb.ForeignKey.Name.Name ? SqlBuilder.RenameForeignKey(coldb.ForeignKey.Name, name) : null,
(coldb.ForeignKey.IsDisabled || coldb.ForeignKey.IsNotTrusted) && !replacements.SchemaOnly ? SqlBuilder.EnableForeignKey(tab.Name, name) : null);
},
Spacing.Simple),
Spacing.Double);
bool? createMissingFreeIndexes = null;
SqlPreCommand addIndices =
Synchronizer.SynchronizeScript(model, database,
(tn, tab) => modelIndices[tab].Values.Where(a => !(a is PrimaryClusteredIndex)).Select(SqlBuilder.CreateIndex).Combine(Spacing.Simple),
null,
(tn, tab, dif) =>
{
var columnReplacements = replacements.TryGetC(Replacements.KeyColumnsForTable(tn));
Func<IColumn, bool> isNew = c => !dif.Columns.ContainsKey(columnReplacements?.TryGetC(c.Name) ?? c.Name);
Dictionary<string, Index> modelIxs = modelIndices[tab];
var controlledIndexes = Synchronizer.SynchronizeScript(modelIxs, dif.Indices,
(i, mix) => mix is UniqueIndex || mix.Columns.Any(isNew) || SafeConsole.Ask(ref createMissingFreeIndexes, "Create missing non-unique index {0} in {1}?".FormatWith(mix.IndexName, tab.Name)) ? SqlBuilder.CreateIndex(mix) : null,
null,
(i, mix, dix) => !dix.IndexEquals(dif, mix) ? SqlBuilder.CreateIndex(mix) :
mix.IndexName != dix.IndexName ? SqlBuilder.RenameIndex(tab, dix.IndexName, mix.IndexName) : null,
Spacing.Simple);
return SqlPreCommand.Combine(Spacing.Simple, controlledIndexes);
}, Spacing.Double);
SqlPreCommand dropSchemas = Synchronizer.SynchronizeScriptReplacing(replacements, "Schemas",
modelSchemas.ToDictionary(a => a.ToString()),
databaseSchemas.ToDictionary(a => a.ToString()),
null,
(_, oldSN) => DropSchema(oldSN) ? SqlBuilder.DropSchema(oldSN) : null,
(_, newSN, oldSN) => newSN.Equals(oldSN) ? null : SqlBuilder.DropSchema(oldSN),
Spacing.Double);
return SqlPreCommand.Combine(Spacing.Triple, createSchemas, dropStatistics, dropIndices, dropForeignKeys, tables, syncEnums, addForeingKeys, addIndices, dropSchemas);
}
}
public static void SynchronizeRoles(XDocument doc)
{
Table table = Schema.Current.Table(typeof(RoleEntity));
TableMList relationalTable = table.TablesMList().Single();
Dictionary <string, XElement> rolesXml = doc.Root.Element("Roles").Elements("Role").ToDictionary(x => x.Attribute("Name").Value);
{
Dictionary <string, RoleEntity> rolesDic = Database.Query <RoleEntity>().ToDictionary(a => a.ToString());
Replacements replacements = new Replacements();
replacements.AskForReplacements(rolesDic.Keys.ToHashSet(), rolesXml.Keys.ToHashSet(), "Roles");
rolesDic = replacements.ApplyReplacementsToOld(rolesDic, "Roles");
Console.WriteLine("Part 1: Syncronize roles without relationships");
var roleInsertsDeletes = Synchronizer.SynchronizeScript(Spacing.Double, rolesXml, rolesDic,
createNew: (name, xelement) => table.InsertSqlSync(new RoleEntity {
Name = name
}, includeCollections: false),
removeOld: (name, role) => SqlPreCommand.Combine(Spacing.Simple,
new SqlPreCommandSimple("DELETE {0} WHERE {1} = {2} --{3}"
.FormatWith(relationalTable.Name, ((IColumn)relationalTable.Field).Name.SqlEscape(), role.Id, role.Name)),
table.DeleteSqlSync(role)),
mergeBoth: (name, xElement, role) =>
{
var oldName = role.Name;
role.Name = name;
role.MergeStrategy = xElement.Attribute("MergeStrategy")?.Let(t => t.Value.ToEnum <MergeStrategy>()) ?? MergeStrategy.Union;
return(table.UpdateSqlSync(role, includeCollections: false, comment: oldName));
});
if (roleInsertsDeletes != null)
{
SqlPreCommand.Combine(Spacing.Triple,
new SqlPreCommandSimple("-- BEGIN ROLE SYNC SCRIPT"),
new SqlPreCommandSimple("use {0}".FormatWith(Connector.Current.DatabaseName())),
roleInsertsDeletes,
new SqlPreCommandSimple("-- END ROLE SYNC SCRIPT")).OpenSqlFileRetry();
Console.WriteLine("Press [Enter] when executed...");
Console.ReadLine();
}
else
{
SafeConsole.WriteLineColor(ConsoleColor.Green, "Already syncronized");
}
}
{
Console.WriteLine("Part 2: Syncronize roles relationships");
Dictionary <string, RoleEntity> rolesDic = Database.Query <RoleEntity>().ToDictionary(a => a.ToString());
var roleRelationships = Synchronizer.SynchronizeScript(Spacing.Double, rolesXml, rolesDic,
createNew: (name, xelement) => { throw new InvalidOperationException("No new roles should be at this stage. Did you execute the script?"); },
removeOld: (name, role) => { throw new InvalidOperationException("No old roles should be at this stage. Did you execute the script?"); },
mergeBoth: (name, xElement, role) =>
{
var should = xElement.Attribute("Contains").Value.Split(new [] { ',' }, StringSplitOptions.RemoveEmptyEntries);
var current = role.Roles.Select(a => a.ToString());
if (should.OrderBy().SequenceEqual(current.OrderBy()))
{
return(null);
}
role.Roles = should.Select(rs => rolesDic.GetOrThrow(rs).ToLite()).ToMList();
return(table.UpdateSqlSync(role));
});
if (roleRelationships != null)
{
SqlPreCommand.Combine(Spacing.Triple,
new SqlPreCommandSimple("-- BEGIN ROLE SYNC SCRIPT"),
new SqlPreCommandSimple("use {0}".FormatWith(Connector.Current.DatabaseName())),
roleRelationships,
new SqlPreCommandSimple("-- END ROLE SYNC SCRIPT")).OpenSqlFileRetry();
Console.WriteLine("Press [Enter] when executed...");
Console.ReadLine();
}
else
{
SafeConsole.WriteLineColor(ConsoleColor.Green, "Already syncronized");
}
}
}
public static SqlPreCommand SynchronizeTablesScript(Replacements replacements)
{
//Temproal HACK
if (Database.View<SysIndexes>().Any(a => a.name.StartsWith("FIX")) && SafeConsole.Ask("Old index naming convention...rename first?"))
{
return Schema.Current.DatabaseNames().Select(db =>
{
using (Administrator.OverrideDatabaseInViews(db))
{
var indexes =
(from s in Database.View<SysSchemas>()
from t in s.Tables()
from ix in t.Indices()
where !ix.is_primary_key
select new { schemaName = s.name, tableName = t.name, ix.is_unique, indexName = ix.name }).ToList();
return (from ix in indexes
let newName = ix.is_unique ? Regex.Replace(ix.indexName, @"^IX_\w+?_", "UIX_") : Regex.Replace(ix.indexName, @"^F?IX_\w+?_", "IX_")
where ix.indexName != newName
select new SqlPreCommandSimple("EXEC SP_RENAME '{0}.{1}' , '{2}', 'INDEX' ".Formato(
new ObjectName(new SchemaName(db, ix.schemaName), ix.tableName), ix.indexName, newName))).Combine(Spacing.Simple);
}
}).Combine(Spacing.Double);
}
Dictionary<string, ITable> model = Schema.Current.GetDatabaseTables().ToDictionary(a => a.Name.ToString(), "schema tables");
Dictionary<string, DiffTable> database = DefaultGetDatabaseDescription(Schema.Current.DatabaseNames());
replacements.AskForReplacements(database.Keys.ToHashSet(), model.Keys.ToHashSet(), Replacements.KeyTables);
database = replacements.ApplyReplacementsToOld(database, Replacements.KeyTables);
Dictionary<ITable, Dictionary<string, Index>> modelIndices = model.Values
.ToDictionary(t => t, t => t.GeneratAllIndexes().ToDictionary(a => a.IndexName, "Indexes for {0}".Formato(t.Name)));
model.JoinDictionaryForeach(database, (tn, tab, diff) =>
{
var key = Replacements.KeyColumnsForTable(tn);
replacements.AskForReplacements(diff.Colums.Keys.ToHashSet(), tab.Columns.Keys.ToHashSet(), key);
diff.Colums = replacements.ApplyReplacementsToOld(diff.Colums, key);
diff.Indices = ApplyIndexAutoReplacements(diff, tab, modelIndices[tab]);
});
Func<ObjectName, ObjectName> ChangeName = (ObjectName objectName) =>
{
string name = replacements.Apply(Replacements.KeyTables, objectName.ToString());
return model.TryGetC(name).Try(a => a.Name) ?? objectName;
};
Func<DiffTable, DiffIndex, Index, bool> columnsChanged = (dif, dix, mix) =>
{
if (dix.Columns.Count != mix.Columns.Length)
return true;
var dixColumns = dif.Colums.Where(kvp => dix.Columns.Contains(kvp.Value.Name));
return !dixColumns.All(kvp => dif.Colums.GetOrThrow(kvp.Key).ColumnEquals(mix.Columns.SingleEx(c => c.Name == kvp.Key)));
};
//use database without replacements to just remove indexes
SqlPreCommand dropStatistics =
Synchronizer.SynchronizeScript(model, database,
null,
(tn, dif) => SqlBuilder.DropStatistics(tn, dif.Stats),
(tn, tab, dif) =>
{
var removedColums = dif.Colums.Keys.Except(tab.Columns.Keys).ToHashSet();
return SqlBuilder.DropStatistics(tn, dif.Stats.Where(a => a.Columns.Any(removedColums.Contains)).ToList());
},
Spacing.Double);
SqlPreCommand dropIndices =
Synchronizer.SynchronizeScript(model, database,
null,
(tn, dif) => dif.Indices.Values.Select(ix => SqlBuilder.DropIndex(dif.Name, ix)).Combine(Spacing.Simple),
(tn, tab, dif) =>
{
Dictionary<string, Index> modelIxs = modelIndices[tab];
var removedColums = dif.Colums.Keys.Except(tab.Columns.Keys).ToHashSet();
var changes = Synchronizer.SynchronizeScript(modelIxs, dif.Indices,
null,
(i, dix) => dix.IsControlledIndex || dix.Columns.Any(removedColums.Contains) ? SqlBuilder.DropIndex(dif.Name, dix) : null,
(i, mix, dix) => (mix as UniqueIndex).Try(u => u.ViewName) != dix.ViewName || columnsChanged(dif, dix, mix) ? SqlBuilder.DropIndex(dif.Name, dix) : null,
Spacing.Simple);
return changes;
},
Spacing.Double);
SqlPreCommand dropForeignKeys = Synchronizer.SynchronizeScript(
model,
database,
null,
(tn, dif) => dif.Colums.Values.Select(c => c.ForeingKey != null ? SqlBuilder.AlterTableDropConstraint(dif.Name, c.ForeingKey.Name) : null).Combine(Spacing.Simple),
(tn, tab, dif) => Synchronizer.SynchronizeScript(
tab.Columns,
dif.Colums,
null,
(cn, colDb) => colDb.ForeingKey != null ? SqlBuilder.AlterTableDropConstraint(dif.Name, colDb.ForeingKey.Name) : null,
(cn, colModel, colDb) => colDb.ForeingKey == null ? null :
colModel.ReferenceTable == null || !colModel.ReferenceTable.Name.Equals(ChangeName(colDb.ForeingKey.TargetTable)) ?
SqlBuilder.AlterTableDropConstraint(dif.Name, colDb.ForeingKey.Name) :
null, Spacing.Simple),
Spacing.Double);
SqlPreCommand tables =
Synchronizer.SynchronizeScript(
model,
database,
(tn, tab) => SqlBuilder.CreateTableSql(tab),
(tn, dif) => SqlBuilder.DropTable(dif.Name),
(tn, tab, dif) =>
SqlPreCommand.Combine(Spacing.Simple,
!object.Equals(dif.Name, tab.Name) ? SqlBuilder.RenameOrMove(dif, tab) : null,
Synchronizer.SynchronizeScript(
tab.Columns,
dif.Colums,
(cn, tabCol) => SqlBuilder.AlterTableAddColumn(tab, tabCol),
(cn, difCol) => SqlPreCommand.Combine(Spacing.Simple,
difCol.DefaultConstraintName.HasText() ? SqlBuilder.AlterTableDropConstraint(tab.Name, difCol.DefaultConstraintName) : null,
SqlBuilder.AlterTableDropColumn(tab, cn)),
(cn, tabCol, difCol) =>SqlPreCommand.Combine(Spacing.Simple,
difCol.Name == tabCol.Name ? null : SqlBuilder.RenameColumn(tab, difCol.Name, tabCol.Name),
difCol.ColumnEquals(tabCol) ? null : SqlBuilder.AlterTableAlterColumn(tab, tabCol),
UpdateByFkChange(tn, difCol, tabCol, ChangeName)),
Spacing.Simple)),
Spacing.Double);
var tableReplacements = replacements.TryGetC(Replacements.KeyTables);
if (tableReplacements != null)
replacements[Replacements.KeyTablesInverse] = tableReplacements.Inverse();
SqlPreCommand syncEnums = SynchronizeEnumsScript(replacements);
SqlPreCommand addForeingKeys = Synchronizer.SynchronizeScript(
model,
database,
(tn, tab) => SqlBuilder.AlterTableForeignKeys(tab),
null,
(tn, tab, dif) => Synchronizer.SynchronizeScript(
tab.Columns,
dif.Colums,
(cn, colModel) => colModel.ReferenceTable == null ? null:
SqlBuilder.AlterTableAddConstraintForeignKey(tab, colModel.Name, colModel.ReferenceTable),
null,
(cn, colModel, coldb) =>
{
if(colModel.ReferenceTable == null)
return null;
if(coldb.ForeingKey == null || !colModel.ReferenceTable.Name.Equals(ChangeName(coldb.ForeingKey.TargetTable)))
return SqlBuilder.AlterTableAddConstraintForeignKey(tab, colModel.Name, colModel.ReferenceTable);
var name = SqlBuilder.ForeignKeyName(tab.Name.Name, colModel.Name);
return SqlPreCommand.Combine(Spacing.Simple,
name != coldb.ForeingKey.Name? SqlBuilder.RenameForeignKey(tab.Name.Schema, coldb.ForeingKey.Name, name) : null,
(coldb.ForeingKey.IsDisabled || coldb.ForeingKey.IsNotTrusted) && !ExecutionMode.IsSynchronizeSchemaOnly ? SqlBuilder.EnableForeignKey(tab.Name, name) : null);
},
Spacing.Simple),
Spacing.Double);
bool? createMissingFreeIndexes = null;
SqlPreCommand addIndices =
Synchronizer.SynchronizeScript(model, database,
(tn, tab) => modelIndices[tab].Values.Select(SqlBuilder.CreateIndex).Combine(Spacing.Simple),
null,
(tn, tab, dif) =>
{
var columnReplacements = replacements.TryGetC(Replacements.KeyColumnsForTable(tn));
Func<IColumn, bool> isNew = c => !dif.Colums.ContainsKey(columnReplacements.TryGetC(c.Name) ?? c.Name);
Dictionary<string, Index> modelIxs = modelIndices[tab];
var controlledIndexes = Synchronizer.SynchronizeScript(modelIxs, dif.Indices,
(i, mix) => mix is UniqueIndex || mix.Columns.Any(isNew) || SafeConsole.Ask(ref createMissingFreeIndexes, "Create missing non-unique index too?") ? SqlBuilder.CreateIndex(mix) : null,
null,
(i, mix, dix) => (mix as UniqueIndex).Try(u => u.ViewName) != dix.ViewName || columnsChanged(dif, dix, mix) ? SqlBuilder.CreateIndex(mix) :
mix.IndexName != dix.IndexName ? SqlBuilder.RenameIndex(tab, dix.IndexName, mix.IndexName) : null,
Spacing.Simple);
return SqlPreCommand.Combine(Spacing.Simple, controlledIndexes);
}, Spacing.Double);
return SqlPreCommand.Combine(Spacing.Triple, dropStatistics, dropIndices, dropForeignKeys, tables, syncEnums, addForeingKeys, addIndices);
}