Contains methods that allow the user to execute SQL statements against the Database.
When you call a Database objects transaction method it's callback methods will be called with a SQLTransaction object. The user can build up a database transaction by calling the executeSql method multiple times.
function populateDB(tx) { tx.executeSql('DROP TABLE IF EXISTS DEMO'); tx.executeSql('CREATE TABLE IF NOT EXISTS DEMO (id unique, data)'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (1, "First row")'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (2, "Second row")'); } function errorCB(err) { alert("Error processing SQL: "+err); } function successCB() { alert("success!"); } var db = window.openDatabase("Database", "1.0", "Cordova Demo", 200000); db.transaction(populateDB, errorCB, successCB);
<!DOCTYPE html> <html> <head> <title>Contact Example</title> <script type="text/javascript" charset="utf-8" src="cordova-1.6.0.js"></script> <script type="text/javascript" charset="utf-8"> // Wait for Cordova to load // document.addEventListener("deviceready", onDeviceReady, false); // Cordova is ready // function onDeviceReady() { var db = window.openDatabase("Database", "1.0", "Cordova Demo", 200000); db.transaction(populateDB, errorCB, successCB); } // Populate the database // function populateDB(tx) { tx.executeSql('DROP TABLE IF EXISTS DEMO'); tx.executeSql('CREATE TABLE IF NOT EXISTS DEMO (id unique, data)'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (1, "First row")'); tx.executeSql('INSERT INTO DEMO (id, data) VALUES (2, "Second row")'); } // Transaction error callback // function errorCB(err) { alert("Error processing SQL: "+err); } // Transaction success callback // function successCB() { alert("success!"); } </script> </head> <body> <h1>Example</h1> <p>SQLTransaction</p> </body> </html>