export interface ReadOnlySqlValidationOptions {
    defaultLimit?: number;
    maxLimit?: number;
    maxBytes?: number;
    timeoutMs?: number;
}
export interface ReadOnlySqlAst {
    statementType: 'select' | 'with-select';
    tokens: string[];
}
export interface ReadOnlySqlAppliedLimits {
    maxRows: number;
    maxBytes: number;
    timeoutMs: number;
}
export interface ReadOnlySqlValidationResult {
    ok: boolean;
    sql: string;
    diagnostics: string[];
    ast?: ReadOnlySqlAst;
    limits?: ReadOnlySqlAppliedLimits;
}
export declare function validateReadOnlySql(sql: string, options?: ReadOnlySqlValidationOptions): ReadOnlySqlValidationResult;
export declare function isReadOnlySql(sql: string): boolean;
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