diff --git a/exporter/clickhouselogsexporter/migrations/000007_default_indexes.down.sql b/exporter/clickhouselogsexporter/migrations/000007_default_indexes.down.sql
new file mode 100644
index 00000000..dd21eb16
--- /dev/null
+++ b/exporter/clickhouselogsexporter/migrations/000007_default_indexes.down.sql
@@ -0,0 +1,5 @@
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster drop index IF EXISTS severity_number_idx;
+
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster drop index IF EXISTS severity_text_idx;
+
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster drop index IF EXISTS trace_flags_idx;
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diff --git a/exporter/clickhouselogsexporter/migrations/000007_default_indexes.up.sql b/exporter/clickhouselogsexporter/migrations/000007_default_indexes.up.sql
new file mode 100644
index 00000000..b0e98cb0
--- /dev/null
+++ b/exporter/clickhouselogsexporter/migrations/000007_default_indexes.up.sql
@@ -0,0 +1,12 @@
+-- This migration adds default indexes to top level keys of the log model
+
+-- https://opentelemetry.io/docs/specs/otel/logs/data-model/#field-severitynumber range 1-24 and 0 means it's not set
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster add index IF NOT EXISTS severity_number_idx (severity_number) TYPE set(25) GRANULARITY 4;
+
+-- https://opentelemetry.io/docs/specs/otel/logs/data-model/#displaying-severity 24 different values and empty means not set.
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster add index IF NOT EXISTS severity_text_idx (severity_text) TYPE set(25) GRANULARITY 4;
+
+
+-- No point in addding index for trace_id, span_id as they are not set and they are always unique
+-- trace_flags can be a set so adding a default bloom filter
+ALTER TABLE signoz_logs.logs ON CLUSTER cluster add index IF NOT EXISTS trace_flags_idx (trace_flags) TYPE bloom_filter() GRANULARITY 4;
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