public override void ExplicitVisit(AlterIndexStatement index)
{
if (IsSupportedForCurrentType(index.GetType()))
{
Name = index.Name;
}
}
protected override void VisitAlterIndexStatement(AlterIndexStatement statement)
{
if (statement.Rebuild)
{
State.Write(Symbols.REINDEX);
if (statement.Name == null)
{
VisitToken(statement.On);
}
else
{
VisitToken(Sql.Name(statement.On.FirstPart, statement.Name.LastPart));
}
}
}
protected override void VisitAlterIndexStatement(AlterIndexStatement statement)
{
}
public override void Visit(AlterIndexStatement node) { this.action(node); }
//There is no ALTER INDEX command in MySQL
protected override void VisitAlterIndexStatement(AlterIndexStatement statement)
{
VisitStatement(Sql.DropIndex(statement.Name, statement.On, false));
State.WriteStatementTerminator();
CreateIndex(statement);
}
public override void ExplicitVisit(AlterIndexStatement fragment)
{
_fragments.Add(fragment);
}
protected abstract void VisitAlterIndexStatement(AlterIndexStatement statement);
/// <summary>
/// Add all options to the list of index options, overriding existing values if present
/// </summary>
public override void ExplicitVisit(AlterIndexStatement node)
{
IndexExplicitVisit(node);
}
public override void ExplicitVisit(AlterIndexStatement index)
{
if (IsSupportedForCurrentType(index.GetType()))
{
Name = index.Name;
}
}
public override void ExplicitVisit(AlterIndexStatement node)
{
Alters.Add(node);
_called = true;
base.ExplicitVisit(node);
}
public virtual bool Action(AlterIndexStatement node)
{
AddTablesContext(node);
FixIdentifier(new DbObject(node.Index), ObjectType.INDEX, node.Index);
return(false);
}
private IList <DbObjectTableSource> GetAvailTables(GrammarNode node)
{
IList <DbObjectTableSource> ret = new List <DbObjectTableSource>();
if (node is UpdateStatement)
{
UpdateStatement upd = (UpdateStatement)node;
dynamic ts = upd.TableSource;
AddAvailTable(ts, ret);
AddAvailTables(upd.FromClause, ret);
}
if (node is DeleteStatement)
{
dynamic ts = ((DeleteStatement)node).Table;
AddAvailTable(ts, ret);
}
if (node is InsertStatement)
{
InsertStatement insert = (InsertStatement)node;
if (insert.InsertTarget is DbObjectInsertTarget)
{
AddAvailTable(((DbObjectInsertTarget)insert.InsertTarget).TableSource, ret);
}
}
if (node is CreateIndexStatement)
{
CreateIndexStatement stmt = (CreateIndexStatement)node;
if (stmt.IndexTarget is DbObjectIndexTarget)
{
AddAvailTable(stmt.IndexTarget.TableSource, ret);
}
}
if (node is DropIndexStatement)
{
DropIndexStatement stmt = (DropIndexStatement)node;
foreach (DropIndexAction action in stmt.Actions)
{
if (action.TableSource != null)
{
AddAvailTable(action.TableSource, ret);
}
}
}
if (node is AlterIndexStatement)
{
AlterIndexStatement stmt = (AlterIndexStatement)node;
if (stmt.TableSource != null)
{
// It will be removed in Modifier, so probably useless code
AddAvailTable(stmt.TableSource, ret);
}
}
if (node is AlterTableStatement)
{
AlterTableStatement stmt = (AlterTableStatement)node;
if (stmt.TableSource != null)
{
AddAvailTable(stmt.TableSource, ret);
}
}
if (node is DropTableStatement)
{
DropTableStatement stmt = (DropTableStatement)node;
foreach (DbObjectTableSource tableSource in stmt.TableSources)
{
if (tableSource != null)
{
AddAvailTable(tableSource, ret);
}
}
}
TrimTables(ref ret);
return((ret.Count == 0) ? null : ret);
}
public override void ExplicitVisit(AlterIndexStatement node)
{
Alters.Add(node);
_called = true;
base.ExplicitVisit(node);
}
/// <summary>
/// Add all options to the list of index options, overriding existing values if present
/// </summary>
public override void ExplicitVisit(AlterIndexStatement node)
{
IndexExplicitVisit(node);
}
