LYNDA SQL ESSENTIAL TRAINING 2014 視頻教學 英文教學版     軟體簡介:   Whateveradatabaseisbeingusedfor—websites,bookkeeping,salesand inventory,oreventhelowlyto-dolist—it'sstillallaboutthedata. Completelyupdatedfor2014,SQLEssentialTrainingisdesignedtohelp usersunderstandthemostcommonlanguagefordatabasewrangling,SQL. Beginningwithaquickstartintroductionforthosewhowanttostart workingwithdataimmediately,instructorBillWeinmanteachesallthe majorfeaturesofSQL:creatingtables;definingrelationships;manipulating strings,numbers,anddates;usingtriggerstoautomateactions;and workingwithsubselectsandviews.Heoffersasolidworkingknowledge ofthelanguage,andshowshowtoretrieveandmanagedataefficiently. Thefinalchapterincludesareal-worldexampleofbuildingasimpleCRUD (Create,Read,Update,andDelete)applicationusingSQL. Topicsinclude: ‧UnderstandingSQLterminologyandsyntax ‧Creatingnewtablesandrecords ‧Insertingandupdatingdata ‧WritingbasicSQLqueries ‧Sortingandfiltering ‧AccessingrelatedtableswithJOIN ‧Workingwithstrings ‧Findingthenumerictypeofavalue ‧Usingaggregatefunctionsandtransactions ‧Updatingatablewithtriggers ‧Creatingviews