SQL — SELECT basics

1 Select all employees Easy 2 Select specific columns Easy 3 Select price > 100 #1 Hard 4 Select price > 110 #2 Medium 5 Select price > 120 #3 Medium 6 Select price > 130 #4 Hard 7 Select price > 140 #5 Medium 8 Select price > 150 #6 Medium 9 Select price > 160 #7 Hard 10 Select price > 170 #8 Medium 11 Select price > 180 #9 Medium 12 Select price > 190 #10 Hard 13 Select price > 200 #11 Medium 14 Select price > 210 #12 Medium 15 Select price > 220 #13 Hard 16 Select price > 230 #14 Medium 17 Select price > 240 #15 Medium 18 Select price > 250 #16 Hard 19 Select price > 260 #17 Medium 20 Select price > 270 #18 Medium 21 Select price > 280 #19 Hard 22 Select price > 290 #20 Medium 23 Select price > 300 #21 Medium 24 Select price > 310 #22 Hard 25 Select price > 320 #23 Medium 26 Select price > 330 #24 Medium 27 Select price > 340 #25 Hard 28 Select price > 350 #26 Medium 29 Select price > 360 #27 Medium 30 Select price > 370 #28 Hard 31 Select price > 380 #29 Medium 32 Select price > 390 #30 Medium 33 Select price > 400 #31 Hard 34 Select price > 410 #32 Medium 35 Select price > 420 #33 Medium 36 Select price > 430 #34 Hard 37 Select price > 440 #35 Medium 38 Select price > 450 #36 Medium 39 Select price > 460 #37 Hard 40 Select price > 470 #38 Medium 41 Select price > 480 #39 Medium 42 Select price > 490 #40 Hard 43 Select price > 500 #41 Medium 44 Select price > 510 #42 Medium 45 Select price > 520 #43 Hard 46 Select price > 530 #44 Medium 47 Select price > 540 #45 Medium 48 Select price > 550 #46 Hard 49 Select price > 560 #47 Medium 50 Select price > 570 #48 Medium