ColumnsHandler Type — drizzle-orm Architecture

Architecture documentation for the ColumnsHandler type/interface in simulator.ts from the drizzle-orm codebase.

Type typescript

Entity Profile

Dependency Diagram

graph TD
  541a875f_3714_9a5a_4d60_2142ca7e8e0b["ColumnsHandler"]
  76541fe4_0f6b_65f6_219e_1aaf98848155["simulator.ts"]
  541a875f_3714_9a5a_4d60_2142ca7e8e0b -->|defined in| 76541fe4_0f6b_65f6_219e_1aaf98848155
  style 541a875f_3714_9a5a_4d60_2142ca7e8e0b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-kit/src/simulator.ts lines 19–26

interface ColumnsHandler<T extends Named> {
	can(tableName: string, added: T[], removed: T[]): boolean;
	handle(
		tableName: string,
		added: T[],
		removed: T[],
	): { tableName: string; created: T[]; deleted: T[]; renamed: { from: T; to: T }[] };
}

Defined In

drizzle-kit/src/simulator.ts

Source

View on GitHub

Frequently Asked Questions

What is the ColumnsHandler type?

ColumnsHandler is a type/interface in the drizzle-orm codebase, defined in drizzle-kit/src/simulator.ts.

Where is ColumnsHandler defined?

ColumnsHandler is defined in drizzle-kit/src/simulator.ts at line 19.

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