It has good performance and supports lots of sql operator . Query Memory, off Memory, on Disk, off Disk, on q0 1.69× 1.39× 1.36× 1.40× q1† 1.40× 1.40× 1.38× 1.41× q2 1.26× 1.08× 1.11× 1.08× q3 1.03× 1.16× 1.08× 1.14× q4 1.83× 1.60× 8.92× 15.11× q5 1.41× 1.23× 4.38× 4.38× q7 1.30× 1.47× 7.41× 11.93× q8 1.27× 1.12× 2.33× 2.43× q9 1.22× 1.80× 17.83× 67.95× q10† 1.45× 1.94× 1.42× 1.40× q11 1.47× 1.50× 9.84× 10.03× q12 1.09× 1.13× 1.45× 1.33× q13 1.20× 1.14× 1.15× 1.22× q14† 1.47× 1.25× 1.49× 1.53× q15† 1.47× 1.22× 1.61× 1.32× q16† 1.17× 1.41× 1.49× 1.28× q17† 1.20× 1.18× 1.92× 1.65× q18 1.07× 1.37× 6.01× 8.92× q19 0.99× 2.82× 2.44× 5.09× q20 1.22× 1.56× 37.43× 68.20× q21† 1.23× 1.31× 1.26× 1.27× q22 1.33× 1.25× 1.30× 1.22× q23 1.69× 3.32× 3.15× 12.10× geomean 1.31× 1.44× 2.75× 3.41×
† The benchmark's existing opt-in expression variants are used for these headline cells: q1 uses approximate decimal arithmetic; q10, q14–q17, and q21 use native datetime or regex/case behavior that can differ from Flink at documented edge cases.
