Add more UseSchema tests.

Rename newly generated file to avoid potentional conflict with tables named table or views named view.

generator/template/file_templates.go

@@ -99,9 +99,8 @@ func new{{tableTemplate.TypeName}}Impl(schemaName, tableName, alias string) {{st
 
 var tableSqlBuilderSetSchemaTemplate = `package {{package}}
 
-// UseSchema changes all global tables/views with the value returned
-// returned by calling FromSchema on them. Passing an empty string to this function
-// will cause queries to be generated without any table/view alias.
+// UseSchema sets a new schema name for all generated {{type}} SQL builder types. It is recommended to invoke 
+// this method only once at the beginning of the program.
 func UseSchema(schema string) {
 {{- range .}}
 	{{ .InstanceName }} = {{ .InstanceName }}.FromSchema(schema)

generator/template/process.go

@@ -183,19 +183,20 @@ func processTableSQLBuilder(fileTypes, dirPath string,
 
 func generateUseSchemaFunc(dirPath, fileTypes string, builders []TableSQLBuilder) {
 
-	basePath := path.Join(dirPath, builders[0].Path)
-
-	fmt.Printf("Generating global `UseSchema` method for %s\n", fileTypes)
 	text, err := generateTemplate(
 		autoGenWarningTemplate+tableSqlBuilderSetSchemaTemplate,
 		builders,
 		template.FuncMap{
 			"package": func() string { return builders[0].PackageName() },
+			"type":    func() string { return fileTypes },
 		},
 	)
 	throw.OnError(err)
 
-	err = utils.SaveGoFile(basePath, fileTypes, text)
+	basePath := path.Join(dirPath, builders[0].Path)
+	fileName := fileTypes + "_use_schema"
+
+	err = utils.SaveGoFile(basePath, fileName, text)
 	throw.OnError(err)
 }