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kysely

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import type { MergeQueryBuilder } from '../query-builder/merge-query-builder.js'; import type { MergeResult } from '../query-builder/merge-result.js'; import type { ShallowRecord } from '../util/type-utils.js'; import type { ExtractTableAlias, SimpleTableReference } from './table-parser.js'; export type MergeInto<DB, TE extends SimpleTableReference<DB>> = TE extends keyof DB & string ? MergeQueryBuilder<DB, ExtractTableAlias<DB, TE>, MergeResult> : TE extends `${infer T} as ${infer A}` ? T extends keyof DB ? MergeQueryBuilder<DB & ShallowRecord<A, DB[T]>, A, MergeResult> : never : never;