public void Visit(TruncateTableStatement statement)
{
var variableArgs = VisitChild(statement.Variable);
var expression = new CodeMethodInvokeExpression(new CodeMethodReferenceExpression(variableArgs.CodeExpression, "Truncate"));
_codeStack.Peek().ParentStatements.Add(expression);
_codeStack.Peek().CodeExpression = expression;
}
public void Visit(TruncateTableStatement statement)
{
var variableArgs = VisitChild(statement.Variable);
var expression = new CodeMethodInvokeExpression(new CodeMethodReferenceExpression(variableArgs.CodeExpression, "Truncate"));
_codeStack.Peek().ParentStatements.Add(expression);
_codeStack.Peek().CodeExpression = expression;
}
public static EngineResult Evaluate(TruncateTableStatement truncate, Scope scope)
{
// TODO: partition ranges
var table = scope.Env.Tables[truncate.TableName.BaseIdentifier.Value];
var rowCount = table.Rows.Count;
table.Rows.Clear();
scope.Env.RowCount = rowCount;
return(new EngineResult(rowCount));
}
public void Visit(TruncateTableStatement statement, CommonTree tree)
{
Parent(tree).Children.Add(statement);
SetLine(statement, tree);
VisitChildren(tree);
}
public override void Visit(TruncateTableStatement node)
{
DDLStatementFound = true;
}
public override void Visit(TruncateTableStatement node) { this.action(node); }
public override void Visit(TruncateTableStatement node)
{
var tableName = GetVal(node?.TableName);
TruncateTables.Add(tableName);
}
public override void ExplicitVisit(TruncateTableStatement fragment)
{
_fragments.Add(fragment);
}
public override void Visit(TruncateTableStatement node)
{
Traverse(node);
}
public void Visit(TruncateTableStatement statement, CommonTree tree)
{
Parent(tree).Children.Add(statement);
SetLine(statement, tree);
VisitChildren(tree);
}
