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Support streaming query() #4

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Support streaming query() #4

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34 changes: 27 additions & 7 deletions utilities.js
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Original file line number Diff line number Diff line change
Expand Up @@ -32,13 +32,33 @@ module.exports = {
callback = values;
values = [];
}
var query = this.inherited(sql, values, function(err, res, fields) {
var endTime = new Date().getTime(),
if (callback) {
var query = this.inherited(sql, values, function(err, res, fields) {
var endTime = new Date().getTime(),
executionTime = endTime-startTime;
connection.emit('query', err, res, fields, query);
if (connection.slowTime && (executionTime >= connection.slowTime)) connection.emit('slow', err, res, fields, query, executionTime);
if (callback) callback(err, res, fields);
});
connection.emit('query', err, res, fields, query);
if (connection.slowTime && (executionTime >= connection.slowTime)) connection.emit('slow', err, res, fields, query, executionTime);
callback(err, res, fields);
});
}
else {
var res = []
, fields
, err;
var query = this.inherited(sql, values);
query.on('error', function (e) {
err = e;
}).on('fields', function (f) {
fields = f;
}).on('result', function (r) {
res.push(r);
}).on('end', function () {
var endTime = new Date().getTime()
, executionTime = endTime-startTime;
connection.emit('query', err, res, fields, query);
if (connection.slowTime && (executionTime >= connection.slowTime)) connection.emit('slow', err, res, fields, query, executionTime);
});
}
return query;
});

Expand Down Expand Up @@ -465,4 +485,4 @@ module.exports = {

}

}
}