4D Language Commands by theme SQLVersion: 21 R3SQLBegin SQL End SQL Is field value Null ( aField : Field ) : Boolean QUERY BY SQL ( {aTable : Table ;} sqlFormula : Text ) SET FIELD VALUE NULL ( aField : Field ) SQL CANCEL LOAD SQL End selection : Boolean SQL EXECUTE ( sqlStatement : Text {; ...boundObj : Variable, Field} ) SQL EXECUTE SCRIPT ( scriptPath : Text ; errorAction : Integer {; ...(attribName : Text ; attribValue : any)} ) SQL EXPORT DATABASE ( folderPath : Text {; numFiles : Integer {; fileLimitSize : Integer {; fieldLimitSize : Integer}}} ) SQL EXPORT SELECTION ( {aTable : Table ;} folderPath : Text {; numFiles : Integer {; fileLimitSize : Integer {; fieldLimitSize : Integer}}} ) SQL Get current data source : Text SQL GET DATA SOURCE LIST ( sourceType : Integer ; sourceNamesArr : Text array ; driversArr : Text array ) SQL GET LAST ERROR ( errCode : Integer ; errText : Text ; errODBC : Text ; errSQLServer : Integer ) SQL GET OPTION ( option : Integer ; value : Integer, Text ) SQL LOAD RECORD ({ numRecords : Integer }) SQL LOGIN ({ dataEntry : Text ;} {userName : Text ; password : Text {; * }}) SQL LOGOUT SQL SET OPTION ( option : Integer ; value : Integer, Text ) SQL SET PARAMETER ( object : Variable ; paramType : Integer ) START SQL SERVER STOP SQL SERVER