triggers

问题 I am trying to trigger a notification and an alarm at a specified time. I have put log information to console to see if the correct time is being set and it is fine. However, still the alarm is not being triggered. Please help. / Code for Creating Notification and Alarm / btn_add_task.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View view) { db.addTask(new DataModel(input_task_title.getText().toString(),input_task_desc.getText().toString(), checkBox.isChecked(

问题 Just that is the question: is possible to do a ROLLBACK in a MySQL trigger? If answer is yes, then, please, explain how. 回答1: If the trigger raises an exception, that will abort the transaction, effectively rolling back. Will this work for you? 回答2: I've found out that this functionnality exists since MySQL 5.5 and does not work in earlier releases. The trigger does no rollback or commit. To initiate any rollback, you have to raise an exception. Thus your insert/update/delete command will

问题 how can i trigger this function without using the form submit? $('#myForm').submit(function() { .... 回答1: You could try - $('#myForm').trigger('submit'); Working demo - http://jsfiddle.net/ipr101/KvwMb/1/ 回答2: You can directly use something like this $('#button1').click(function(){ $('#search').submit(); }); Or you can use it from any javascript code. Which will trigger your $('#myForm').submit(function(){..... function code. 回答3: return false; adding this to function will stop the form

问题 how can i trigger this function without using the form submit? $('#myForm').submit(function() { .... 回答1: You could try - $('#myForm').trigger('submit'); Working demo - http://jsfiddle.net/ipr101/KvwMb/1/ 回答2: You can directly use something like this $('#button1').click(function(){ $('#search').submit(); }); Or you can use it from any javascript code. Which will trigger your $('#myForm').submit(function(){..... function code. 回答3: return false; adding this to function will stop the form

问题 I need some help in auditing in Oracle. We have a database with many tables and we want to be able to audit every change made to any table in any field. So the things we want to have in this audit are: user who modified time of change occurred old value and new value so we started creating the trigger which was supposed to perform the audit for any table but then had issues... As I mentioned before we have so many tables and we cannot go creating a trigger per each table. So the idea is

问题 I'm writing scripts for a google docs spreadsheet that run when cells are edited using the onEdit function. So far it performs things beyond what spreadsheet functions can achieve such as: Validates all data based on where they are entered Provides mechanism for protecting cells that are not supposed to be modified Logs date and time data is entered (the user part doesn't work properly though) Checks for duplicate entries and warns accordingly Applies number formats (beyond the limited

问题 I want to trigger the change event of dropdown in $(document).ready using jquery. I have a cascading dropdown for country and state in user details page. how can i set the value (which is taken from DB based on the user id) for country and state in MVC with C#. 回答1: I don't know that much JQuery but I've heard it allows to fire native events with this syntax. $(document).ready(function(){ $('#countrylist').change(function(e){ // Your event handler }); // And now fire change event when the DOM

问题 I am running a MySQL Query. But when a new row is added from form input I get this error: Error: Can't update table 'brandnames' in stored function/trigger because it is already used by statement which invoked this stored function/trigger. From the code: CREATE TRIGGER `capital` AFTER INSERT ON `brandnames` FOR EACH ROW UPDATE brandnames SET bname = CONCAT( UCASE( LEFT( bname, 1 ) ) , LCASE( SUBSTRING( bname, 2 ) ) ) What does this error mean? 回答1: You cannot change a table while the INSERT

问题 I have found an exercise in the SQL book I study, which is not solved and I can not solve it. The goal is to implement a trigger that avoids overlapping contracts. If a customer with a current contract signs a new one, the end date of the previous one will be one day before the new start date. Tables given are: CREATE TABLE CLIENTS ( clientId VARCHAR2(15), DNI VARCHAR2(9), name VARCHAR2(100) NOT NULL, surname VARCHAR2(100) NOT NULL, sec_surname VARCHAR2(100), eMail VARCHAR2(100) NOT NULL,

问题 I have a trigger autonomous but only execute one time in the same session, then do nothing CREATE OR REPLACE TRIGGER tdw_insert_unsus BEFORE INSERT ON unsuscription_fact FOR EACH ROW DECLARE PRAGMA AUTONOMOUS_TRANSACTION; v_id_suscription SUSCRIPTION_FACT.ID_SUSCRIPTION%TYPE; v_id_date_suscription SUSCRIPTION_FACT.ID_DATE_SUSCRIPTION%TYPE; v_id_date_unsuscription SUSCRIPTION_FACT.ID_DATE_UNSUSCRIPTION%TYPE; v_suscription DATE; v_unsuscription DATE; v_live_time SUSCRIPTION_FACT.LIVE_TIME%TYPE;