import type { Condition, SimpleCondition } from '../../../zero-protocol/src/ast.ts';
import type { Row, Value } from '../../../zero-protocol/src/data.ts';
export type NonNullValue = Exclude<Value, null | undefined>;
export type SimplePredicate = (rhs: Value) => boolean;
export type SimplePredicateNoNull = (rhs: NonNullValue) => boolean;
export type NoSubqueryCondition = SimpleCondition | {
    type: 'and';
    conditions: readonly NoSubqueryCondition[];
} | {
    type: 'or';
    conditions: readonly NoSubqueryCondition[];
};
export declare function createPredicate(condition: NoSubqueryCondition): (row: Row) => boolean;
/**
 * If the condition contains any CorrelatedSubqueryConditions, returns a
 * transformed condition which contains no CorrelatedSubqueryCondition(s) but
 * which will filter a subset of the rows that would be filtered by the original
 * condition, or undefined if no such transformation exists.
 *
 * If the condition does not contain any CorrelatedSubqueryConditions
 * returns the condition unmodified and `conditionsRemoved: false`.
 */
export declare function transformFilters(filters: Condition | undefined): {
    filters: NoSubqueryCondition | undefined;
    conditionsRemoved: boolean;
};
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