Merge pull request #5154 from sushantdhiman/feat-488

Feat #488 : Benchmarks based on the pure JS Date.now()

lib/dialects/mssql/query.js

@@ -30,7 +30,14 @@ Query.prototype.run = function(sql, parameters) {
   var self = this;
   this.sql = sql;
 
+  //do we need benchmark for this query execution
+  var benchmark = this.sequelize.options.benchmark || this.options.benchmark;
+
+  if (!benchmark) {
     this.sequelize.log('Executing (' + (this.connection.uuid || 'default') + '): ' + this.sql, this.options);
+  } else {
+    var queryBegin = Date.now();
+  }
 
   var promise = new Utils.Promise(function(resolve, reject) {
       // TRANSACTION SUPPORT
@@ -63,6 +70,11 @@ Query.prototype.run = function(sql, parameters) {
         var results = [];
 
         var request = new self.connection.lib.Request(self.sql, function(err) {
+
+          if (benchmark) {
+            self.sequelize.log('Executed (' + (self.connection.uuid || 'default') + '): ' + self.sql + ' in ' + (Date.now() - queryBegin) + 'ms', self.options);
+          }
+
           if (err) {
             err.sql = sql;
             reject(self.formatError(err));

lib/dialects/mysql/query.js

@@ -26,10 +26,22 @@ Query.prototype.run = function(sql, parameters) {
   var self = this;
   this.sql = sql;
 
+  //do we need benchmark for this query execution
+  var benchmark = this.sequelize.options.benchmark || this.options.benchmark;
+
+  if (!benchmark) {
     this.sequelize.log('Executing (' + (this.connection.uuid || 'default') + '): ' + this.sql, this.options);
+  } else {
+    var queryBegin = Date.now();
+  }
 
   var promise = new Utils.Promise(function(resolve, reject) {
     self.connection.query(self.sql, function(err, results) {
+
+      if (benchmark) {
+        self.sequelize.log('Executed (' + (self.connection.uuid || 'default') + '): ' + self.sql + ' in ' + (Date.now() - queryBegin) + 'ms', self.options);
+      }
+
       if (err) {
         err.sql = sql;
 

lib/dialects/postgres/query.js

@@ -62,7 +62,14 @@ Query.prototype.run = function(sql, parameters) {
     , query = ((parameters && parameters.length) ? this.client.query(this.sql, parameters) : this.client.query(this.sql))
     , rows = [];
 
+  //do we need benchmark for this query execution
+  var benchmark = this.sequelize.options.benchmark || this.options.benchmark;
+  
+  if (!benchmark) {
     this.sequelize.log('Executing (' + (this.client.uuid || 'default') + '): ' + this.sql, this.options);
+  } else {
+    var queryBegin = Date.now();
+  }
 
   var promise = new Promise(function(resolve, reject) {
     query.on('row', function(row) {
@@ -82,6 +89,11 @@ Query.prototype.run = function(sql, parameters) {
     });
 
     query.on('end', function(result) {
+
+      if (benchmark) {
+        self.sequelize.log('Executed (' + (self.client.uuid || 'default') + '): ' + self.sql + ' in ' + (Date.now() - queryBegin) + 'ms', self.options);
+      }
+
       if (receivedError) {
         return;
       }

lib/dialects/sqlite/query.js

@@ -84,7 +84,14 @@ Query.prototype.run = function(sql, parameters) {
     this.sql = sql;
   }
 
+  //do we need benchmark for this query execution
+  var benchmark = this.sequelize.options.benchmark || this.options.benchmark;
+  
+  if (!benchmark) {
     this.sequelize.log('Executing (' + (this.database.uuid || 'default') + '): ' + this.sql, this.options);
+  } else {
+    var queryBegin = Date.now();
+  }
 
   promise = new Promise(function(resolve) {
     var columnTypes = {};
@@ -95,6 +102,11 @@ Query.prototype.run = function(sql, parameters) {
         } else {
           resolve(new Promise(function(resolve, reject) {
             var afterExecute = function(err, results) {
+
+              if (benchmark) {
+                self.sequelize.log('Executed (' + (self.database.uuid || 'default') + '): ' + self.sql + ' in ' + (Date.now() - queryBegin) + 'ms', self.options);
+              }
+
               if (err) {
                 err.sql = self.sql;
                 reject(self.formatError(err));

lib/sequelize.js

@@ -81,7 +81,8 @@ var url = require('url')
  * @param {Boolean}  [options.quoteIdentifiers=true] Set to `false` to make table names and attributes case-insensitive on Postgres and skip double quoting of them.
  * @param {String}   [options.transactionType='DEFERRED'] Set the default transaction type. See `Sequelize.Transaction.TYPES` for possible options. Sqlite only.
  * @param {String}   [options.isolationLevel='REPEATABLE_READ'] Set the default transaction isolation level. See `Sequelize.Transaction.ISOLATION_LEVELS` for possible options.
- * @param {Boolean}  [options.typeValidation=false] Run built in type validators on insert and update, e.g. validate that arguments passed to integer fields are integer-like
+ * @param {Boolean}  [options.typeValidation=false] Run built in type validators on insert and update, e.g. validate that arguments passed to integer fields are integer-like.
+ * @param {Boolean}  [options.benchmark=false] Print query execution time in milliseconds when logging SQL.
 */
 
 /**
@@ -147,7 +148,8 @@ var Sequelize = function(database, username, password, options) {
     transactionType: Transaction.TYPES.DEFERRED,
     isolationLevel: Transaction.ISOLATION_LEVELS.REPEATABLE_READ,
     databaseVersion: 0,
-    typeValidation: false
+    typeValidation: false,
+    benchmark: false
   }, options || {});
 
   if (this.options.dialect === 'postgresql') {