/// <summary>
/// Compiles the specified SQL DOM query.
/// </summary>
/// <param name="query">Query to compile.</param>
/// <returns>Compiled query.</returns>
public SqlCompilationResult CompileQuery(ISqlCompileUnit query)
{
ArgumentValidator.EnsureArgumentNotNull(query, "query");
var upgradeContext = UpgradeContext.GetCurrent(Session.Domain.UpgradeContextCookie);
if (upgradeContext != null)
{
return(driver.Compile(query, upgradeContext.NodeConfiguration));
}
return(driver.Compile(query, Session.StorageNode.Configuration));
}
private static void DropTables(StorageDriver driver, IEnumerable <Table> tables, ISqlExecutor executor)
{
var statements = BreakEvery(tables
.Select(t => driver.Compile(SqlDdl.Drop(t)).GetCommandText()), 25);
executor.ExecuteMany(statements);
}
private static void DropSequences(StorageDriver driver, IEnumerable <Sequence> sequences, ISqlExecutor executor)
{
var statements = BreakEvery(sequences
.Select(s => driver.Compile(SqlDdl.Drop(s)).GetCommandText()), 25).ToChainedBuffer();
executor.ExecuteMany(statements);
}
private static void DropForeignKeys(StorageDriver driver, IEnumerable <Table> tables, ISqlExecutor executor)
{
var statements = BreakEvery(tables
.SelectMany(t => t.TableConstraints.OfType <ForeignKey>())
.Select(fk => driver.Compile(SqlDdl.Alter(fk.Table, SqlDdl.DropConstraint(fk))).GetCommandText()), 25);
executor.ExecuteMany(statements);
}
private static Task DropTablesAsync(
StorageDriver driver, IEnumerable <Table> tables, ISqlExecutor executor, CancellationToken token)
{
var statements = tables
.Select(t => driver.Compile(SqlDdl.Drop(t)).GetCommandText())
.ToList();
return(executor.ExecuteManyAsync(statements, token));
}
private static Task DropForeignKeysAsync(
StorageDriver driver, IEnumerable <Table> tables, ISqlExecutor executor, CancellationToken token)
{
var statements = tables
.SelectMany(t => t.TableConstraints.OfType <ForeignKey>())
.Select(fk => driver.Compile(SqlDdl.Alter(fk.Table, SqlDdl.DropConstraint(fk))).GetCommandText())
.ToList();
return(executor.ExecuteManyAsync(statements, token));
}
public void RegisterCommand(ISqlCompileUnit command)
{
output.Add(driver.Compile(command).GetCommandText());
}
