import type { ColumnBuilderBaseConfig } from "../../column-builder.js";
import type { ColumnBaseConfig } from "../../column.js";
import { entityKind } from "../../entity.js";
import { CockroachColumn, CockroachColumnWithArrayBuilder } from "./common.js";
export type CockroachFloatBuilderInitial<TName extends string> = CockroachFloatBuilder<{
    name: TName;
    dataType: 'number';
    columnType: 'CockroachFloat';
    data: number;
    driverParam: string | number;
    enumValues: undefined;
}>;
export declare class CockroachFloatBuilder<T extends ColumnBuilderBaseConfig<'number', 'CockroachFloat'>> extends CockroachColumnWithArrayBuilder<T> {
    static readonly [entityKind]: string;
    constructor(name: T['name']);
}
export declare class CockroachFloat<T extends ColumnBaseConfig<'number', 'CockroachFloat'>> extends CockroachColumn<T> {
    static readonly [entityKind]: string;
    getSQLType(): string;
    mapFromDriverValue(value: string | number): number;
}
export declare function float(): CockroachFloatBuilderInitial<''>;
export declare function float<TName extends string>(name: TName): CockroachFloatBuilderInitial<TName>;
export declare const doublePrecision: typeof float;
