export type SqlIndexParam = {
    name: string | null;
    opclass: string | null;
    ordering: string | null;
    nullsOrdering: string | null;
};
export type SqlCreateIndexMetadata = {
    relname: string;
    idxname: string | null;
    unique: boolean;
    indexParams: Array<string | null>;
    indexParamDetails: SqlIndexParam[];
    includeParams: string[];
    whereClause: unknown;
    whereClauseKey: string | null;
    accessMethod: string;
    location: number;
};
export declare function extractCreateIndexMetadata(content: string): SqlCreateIndexMetadata[];