Added sql code for clean view (#86)

Author: Egor-Krivov

db_tools/create_view.sql

@@ -0,0 +1,16 @@
+CREATE OR REPLACE VIEW torchmlir_benchmark_view AS
+SELECT
+    id,
+    REPLACE(REPLACE(CONCAT(host, '-', compiler, '-', dtype, '-', tag), 'torchscript', 'ts'), '-ci', '') AS backend,
+    host,
+    device,
+    compiler,
+    dtype,
+    tag,
+    benchmark,
+    benchmark_desc,
+    samples_per_s AS items_per_s,
+    flops_per_sample,
+    flops_per_sample * samples_per_s / 1e12 AS tflops,
+    date
+FROM torchmlir_benchmark;