hedera-web/js/sql/select.js

var Stmt = require ('./stmt');
var Field = require ('./field');

/**
 * The equivalent of a SQL select.
 */
module.exports = new Class
({
	Extends: Stmt

	,expr: []

	,addField: function (fieldName)
	{
		this.expr.push (new Field ({name: fieldName}));
	}

	,render: function (params)
	{
		var sql = 'SELECT '
			+ this.renderListWs (this.expr, params, ', ')
			+ ' FROM '
			+ this.renderTarget (params);
		
		if (this.where)
			sql += ' WHERE ' + this.where.render (params);
		
		sql += this.renderLimit (params);
		return sql;
	}
});