perf: Optimize metadata records processing in `SqlStorageClient` #172

Job	Run time
Code checks / Type check / Type check (3.12)	27s
Doc checks / Doc checks / Docs check	1m 51s
Code checks / Type check / Type check (3.11)	35s
PR title check	6s
Code checks / Actions lint check	31s
Code checks / Lint check / Lint check (3.13)	26s
Code checks / Lint check / Lint check (3.12)	28s
Code checks / Type check / Type check (3.14)	24s
Code checks / Lint check / Lint check (3.14)	28s
Code checks / Type check / Type check (3.10)	26s
Code checks / Spell check	6s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.10)	4m 58s
Tests / Unit tests / Unit tests (windows-latest, 3.10)	8m 6s
Code checks / Lint check / Lint check (3.11)	24s
Code checks / Lint check / Lint check (3.10)	34s
Tests / Unit tests / Unit tests (windows-latest, 3.14)	5m 10s
Tests / Unit tests / Unit tests (windows-latest, 3.13)	6m 32s
Code checks / Type check / Type check (3.13)	30s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.12)	5m 42s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.13)	4m 56s
Tests / Unit tests / Unit tests (macos-latest, 3.12)	6m 43s
Tests / Unit tests / Unit tests (macos-latest, 3.14)	6m 18s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.11)	4m 36s
Tests / Unit tests / Unit tests (windows-latest, 3.12)	6m 11s
Tests / Unit tests / Unit tests (macos-latest, 3.10)	14m 37s
Tests / Unit tests / Unit tests (windows-latest, 3.11)	2s
Tests / Unit tests / Unit tests (ubuntu-latest, 3.14)	3m 45s
Tests / Unit tests / Unit tests (macos-latest, 3.11)	10m 59s
Tests / Unit tests / Unit tests (macos-latest, 3.13)	11m 29s
	1h 47m 20s

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