db.select.md

db.select

The select function is established to execute SELECT SQL. Its return is an instance of the Record class.

Sample

	var record1 = db.select("helloWorld", "selectUser", {
		"country" : "China"
	}).sort("years", "asc");
	var record2 = db
			.select("select * from table_user where country='China' order years asc");

API

Calling	Returning
db . select ( groupId , sqlId , params )	Record
db . select ( groupId , sqlId , params , jdbcResourceName )
db . select ( sql )
db . select ( sql , jdbcResourceName )

Parameters	Type	Description
groupId	String	"SubFolder/FileName". SubFolder is relatived from efw.sql.folder. FileName is the name of a SQL xml file.
sqlId	String	The id of a sql tag in a SQL xml file.
params	JSON Object	To send values which is requried by the SQL defined in the SQL xml file. {"param1":value1,"param2":value2,...}
jdbcResourceName	String	To execute SQL in another database resource, but not the default. For efw-4iAP, it is shared database id.
sql	String	To execute a pure SQL string.