/**
 * postgres-mcp - Statistics Base Schemas
 *
 * Base Zod schemas for MCP visibility (input schema declarations).
 * These are the schemas exposed to agents — preprocessing is applied separately.
 */
import { z } from "zod";
export declare const StatsDescriptiveSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    column: z.ZodString;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const StatsPercentilesSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    column: z.ZodString;
    percentiles: z.ZodOptional<z.ZodArray<z.ZodNumber>>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const StatsCorrelationSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    column1: z.ZodOptional<z.ZodString>;
    column2: z.ZodOptional<z.ZodString>;
    x: z.ZodOptional<z.ZodString>;
    y: z.ZodOptional<z.ZodString>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const StatsRegressionSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    xColumn: z.ZodOptional<z.ZodString>;
    yColumn: z.ZodOptional<z.ZodString>;
    independentColumn: z.ZodOptional<z.ZodString>;
    dependentColumn: z.ZodOptional<z.ZodString>;
    x: z.ZodOptional<z.ZodString>;
    y: z.ZodOptional<z.ZodString>;
    column1: z.ZodOptional<z.ZodString>;
    column2: z.ZodOptional<z.ZodString>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const StatsTimeSeriesSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    valueColumn: z.ZodOptional<z.ZodString>;
    timeColumn: z.ZodOptional<z.ZodString>;
    value: z.ZodOptional<z.ZodString>;
    time: z.ZodOptional<z.ZodString>;
    interval: z.ZodOptional<z.ZodEnum<{
        hour: "hour";
        second: "second";
        minute: "minute";
        day: "day";
        week: "week";
        month: "month";
        year: "year";
    }>>;
    aggregation: z.ZodOptional<z.ZodEnum<{
        count: "count";
        sum: "sum";
        avg: "avg";
        min: "min";
        max: "max";
    }>>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    limit: z.ZodOptional<z.ZodUnknown>;
    groupBy: z.ZodOptional<z.ZodString>;
    groupLimit: z.ZodOptional<z.ZodUnknown>;
}, z.core.$strip>;
export declare const StatsDistributionSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    column: z.ZodString;
    buckets: z.ZodOptional<z.ZodUnknown>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
    groupLimit: z.ZodOptional<z.ZodUnknown>;
}, z.core.$strip>;
export declare const StatsHypothesisSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    column: z.ZodString;
    hypothesizedMean: z.ZodOptional<z.ZodUnknown>;
    populationStdDev: z.ZodOptional<z.ZodUnknown>;
    schema: z.ZodOptional<z.ZodString>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
    groupBy: z.ZodOptional<z.ZodString>;
}, z.core.$strip>;
export declare const StatsSamplingSchemaBase: z.ZodObject<{
    table: z.ZodString;
    tableName: z.ZodOptional<z.ZodString>;
    method: z.ZodOptional<z.ZodEnum<{
        system: "system";
        random: "random";
        bernoulli: "bernoulli";
    }>>;
    sampleSize: z.ZodOptional<z.ZodUnknown>;
    percentage: z.ZodOptional<z.ZodUnknown>;
    schema: z.ZodOptional<z.ZodString>;
    select: z.ZodOptional<z.ZodArray<z.ZodString>>;
    where: z.ZodOptional<z.ZodString>;
    params: z.ZodOptional<z.ZodArray<z.ZodUnknown>>;
}, z.core.$strip>;
/**
 * Statistics object schema for descriptive stats
 */
export declare const StatisticsObjectSchema: z.ZodObject<{
    count: z.ZodNumber;
    min: z.ZodNullable<z.ZodNumber>;
    max: z.ZodNullable<z.ZodNumber>;
    avg: z.ZodNullable<z.ZodNumber>;
    mean: z.ZodOptional<z.ZodNullable<z.ZodNumber>>;
    stddev: z.ZodNullable<z.ZodNumber>;
    variance: z.ZodNullable<z.ZodNumber>;
    sum: z.ZodNullable<z.ZodNumber>;
    mode: z.ZodNullable<z.ZodNumber>;
}, z.core.$strip>;
//# sourceMappingURL=base-schemas.d.ts.map