Microsoft Corp. said its cloud-computing business will continue to grow slowly in the current quarter as the company struggles to build enough data centers to handle demand for its artificial intelligence products.

Microsoft reported slower-than-expected growth in its crucial Azure cloud business on Wednesday despite beating estimates for overall quarterly revenue and increasing use of its cloud services for artificial intelligence.

(Reuters) -Microsoft reported slower-than-expected growth in its crucial Azure cloud business on Wednesday despite beating estimates for overall quarterly revenue, sending its shares down 4% in extended trading. Microsoft's cloud unit Azure reported revenue growth of 31% in the quarter, missing Visible Alpha estimates of 31.8%.