/**
 * Collapse a view definition (full `CREATE VIEW ... AS body` OR a bare body)
 * to a canonical, comparable string. Whitespace-, case-, and wrapper-insensitive.
 */
export declare function normalizeViewSql(sql: string): string;
/** True when two view definitions are equivalent after normalization. */
export declare function viewSqlEquals(a: string | undefined, b: string | undefined): boolean;
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