/// <summary>
/// Drop a table from the database schema
/// </summary>
/// <param name="table">Name of table to drop</param>
public async Task DropAsync(string table)
{
var totalTimer = ScopeTiming.StartTiming();
try
{
NameValues.ClearCaches();
int tableId = await Tables.GetIdAsync(Ctxt, table, noCreate : true, noException : true).ConfigureAwait(false);
if (tableId < 0)
{
return;
}
await Ctxt.Db.ExecuteSqlAsync($"DELETE FROM itemnamevalues WHERE nameid IN (SELECT id FROM names WHERE tableid = {tableId})").ConfigureAwait(false);
await Ctxt.Db.ExecuteSqlAsync($"DELETE FROM names WHERE tableid = {tableId}").ConfigureAwait(false);
await Ctxt.Db.ExecuteSqlAsync($"DELETE FROM items WHERE tableid = {tableId}").ConfigureAwait(false);
await Ctxt.Db.ExecuteSqlAsync($"DELETE FROM tables WHERE id = {tableId}").ConfigureAwait(false);
NameValues.ClearCaches();
}
finally
{
ScopeTiming.RecordScope("Cmd.Drop", totalTimer);
}
}
/// <summary>
/// Reset the metastrings database
/// Only used internally for testing, should not be used in a production environment
/// </summary>
/// <param name="reset">Reset request object</param>
public void Reset(bool includeNameValues = false)
{
if (includeNameValues)
{
NameValues.Reset(Ctxt);
}
else
{
Items.Reset(Ctxt);
}
NameValues.ClearCaches();
}
