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UniqueConstraint Class — drizzle-orm Architecture

Architecture documentation for the UniqueConstraint class in unique-constraint.ts from the drizzle-orm codebase.

Class typescript DrizzleORM

Entity Profile

Dependency Diagram

graph TD
  e75166af_b480_cfec_3640_c10cea752cae["UniqueConstraint"]
  5e3c0547_7886_5214_200c_e8f15e9f3900["unique-constraint.ts"]
  e75166af_b480_cfec_3640_c10cea752cae -->|defined in| 5e3c0547_7886_5214_200c_e8f15e9f3900
  01d24c64_2b98_3b30_f58d_5ed49df32270["constructor()"]
  e75166af_b480_cfec_3640_c10cea752cae -->|method| 01d24c64_2b98_3b30_f58d_5ed49df32270
  b495f4c2_ae4b_ff6f_7c13_fe5edaea12b5["getName()"]
  e75166af_b480_cfec_3640_c10cea752cae -->|method| b495f4c2_ae4b_ff6f_7c13_fe5edaea12b5

Relationship Graph

Source Code

drizzle-orm/src/gel-core/unique-constraint.ts lines 57–73

export class UniqueConstraint {
	static readonly [entityKind]: string = 'GelUniqueConstraint';

	readonly columns: GelColumn[];
	readonly name?: string;
	readonly nullsNotDistinct: boolean = false;

	constructor(readonly table: GelTable, columns: GelColumn[], nullsNotDistinct: boolean, name?: string) {
		this.columns = columns;
		this.name = name ?? uniqueKeyName(this.table, this.columns.map((column) => column.name));
		this.nullsNotDistinct = nullsNotDistinct;
	}

	getName() {
		return this.name;
	}
}

Domain

Defined In

Source

Frequently Asked Questions

What is the UniqueConstraint class?
UniqueConstraint is a class in the drizzle-orm codebase, defined in drizzle-orm/src/gel-core/unique-constraint.ts.
Where is UniqueConstraint defined?
UniqueConstraint is defined in drizzle-orm/src/gel-core/unique-constraint.ts at line 57.

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