protected override void ExecuteStatement(ExecutionContext context)
{
//if (!context.User.CanCreateInSchema(TriggerName.ParentName))
// throw new SecurityException(String.Format("The user '{0}' cannot create in schema '{1}'.", context.User.Name, TriggerName.ParentName));
if (!context.DirectAccess.TableExists(TableName))
{
throw new ObjectNotFoundException(TableName);
}
// TODO: Discover the accessed objects in the Body and verifies the user has the rights
if (context.DirectAccess.ObjectExists(DbObjectType.Trigger, TriggerName))
{
if (!ReplaceIfExists)
{
throw new StatementException(String.Format("A trigger named '{0}' already exists.", TriggerName));
}
context.DirectAccess.DropObject(DbObjectType.Trigger, TriggerName);
}
var triggerInfo = new PlSqlTriggerInfo(TriggerName, TableName, EventTime, EventType, Body);
if (Status != TriggerStatus.Unknown)
{
triggerInfo.Status = Status;
}
context.DirectAccess.CreateObject(triggerInfo);
context.DirectAccess.GrantOn(DbObjectType.Trigger, TableName, context.User.Name, PrivilegeSets.SchemaAll, true);
}
private void CreateTriggers(IQuery query, ObjectName tableName)
{
var triggerName = ObjectName.Parse("APP.trigger1");
var eventTime = TriggerEventTime.Before;
var eventType = TriggerEventType.Insert | TriggerEventType.Update;
var body = new PlSqlBlockStatement();
body.Declarations.Add(new DeclareVariableStatement("a", PrimitiveTypes.Integer()));
body.Statements.Add(new AssignVariableStatement(SqlExpression.VariableReference("a"), SqlExpression.Constant(33)));
var triggerInfo = new PlSqlTriggerInfo(triggerName, tableName, eventTime, eventType, body);
query.Access().CreateObject(triggerInfo);
}
