Home / Function/ mapKeys() — drizzle-orm Function Reference

mapKeys() — drizzle-orm Function Reference

Architecture documentation for the mapKeys() function in global.ts from the drizzle-orm codebase.

Entity Profile

Dependency Diagram

graph TD
  baa46642_aaca_d735_ffb2_e540b4efa04b["mapKeys()"]
  8f03c4cf_4fdf_b056_3b24_d493cab0cc81["global.ts"]
  baa46642_aaca_d735_ffb2_e540b4efa04b -->|defined in| 8f03c4cf_4fdf_b056_3b24_d493cab0cc81
  c7a398db_43c9_7771_09b7_73bc09e703e8["applyPgSnapshotsDiff()"]
  c7a398db_43c9_7771_09b7_73bc09e703e8 -->|calls| baa46642_aaca_d735_ffb2_e540b4efa04b
  a5972ffc_ff1b_9523_2495_5373af710e65["applyMysqlSnapshotsDiff()"]
  a5972ffc_ff1b_9523_2495_5373af710e65 -->|calls| baa46642_aaca_d735_ffb2_e540b4efa04b
  d4992b27_bf78_8099_5134_750cef1c518c["applySingleStoreSnapshotsDiff()"]
  d4992b27_bf78_8099_5134_750cef1c518c -->|calls| baa46642_aaca_d735_ffb2_e540b4efa04b
  d9097b7e_1e27_d29f_7732_f2fa1447f2b8["applySqliteSnapshotsDiff()"]
  d9097b7e_1e27_d29f_7732_f2fa1447f2b8 -->|calls| baa46642_aaca_d735_ffb2_e540b4efa04b
  55569cde_7638_9cfc_9dcd_34636d975ec3["applyLibSQLSnapshotsDiff()"]
  55569cde_7638_9cfc_9dcd_34636d975ec3 -->|calls| baa46642_aaca_d735_ffb2_e540b4efa04b
  style baa46642_aaca_d735_ffb2_e540b4efa04b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-kit/src/global.ts lines 24–35

export const mapKeys = <T>(
	obj: Record<string, T>,
	map: (key: string, value: T) => string,
): Record<string, T> => {
	const result = Object.fromEntries(
		Object.entries(obj).map(([key, val]) => {
			const newKey = map(key, val);
			return [newKey, val];
		}),
	);
	return result;
};

Domain

Subdomains

Frequently Asked Questions

What does mapKeys() do?
mapKeys() is a function in the drizzle-orm codebase, defined in drizzle-kit/src/global.ts.
Where is mapKeys() defined?
mapKeys() is defined in drizzle-kit/src/global.ts at line 24.
What calls mapKeys()?
mapKeys() is called by 5 function(s): applyLibSQLSnapshotsDiff, applyMysqlSnapshotsDiff, applyPgSnapshotsDiff, applySingleStoreSnapshotsDiff, applySqliteSnapshotsDiff.

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