Monday, November 26, 2018

mySQL Develop Optimization



Select * from MOVPRO where fecmov>='2018-11-25' and tipmov='S'
EXPLAIN Select * from MOVPRO where fecmov>='2018-11-25' and tipmov='S'

CREATE INDEX MOVPRO_fecmov_tipmov_index ON MOVPRO (fecmov,tipmov)


References:
[1] faster using indexes https://blog.nodeswat.com/making-slow-queries-fast-with-composite-indexes-in-mysql-eb452a8d6e46

No comments:

OS Emulation on Ubuntu 20

    sudo apt update && sudo apt install qemu-system-x86   # Create a 1GB disk image   qemu-img create -f qcow2 win95.qcow2 1G qemu-i...