import type { SQLExpression } from '../utils/sql-tag.js';
export type ClickHouseSqlExpression = string | SQLExpression;
export type ClickHouseDefaultInput = string | number | boolean | null | SQLExpression;
export interface ClickHouseSchemaAst {
    tables: ClickHouseTableDefinition[];
    materializedViews?: ClickHouseMaterializedViewDefinition[];
}
export interface ClickHouseSchemaDefinition {
    tables: ClickHouseTableDefinition[];
    materializedViews?: ClickHouseMaterializedViewDefinition[];
}
export interface ClickHouseTableDefinition {
    kind: 'table';
    name: string;
    columns: ClickHouseColumnDefinition[];
    engine: ClickHouseTableEngine;
    settings?: Record<string, string | number | boolean>;
}
export interface ClickHouseTableInputDefinition {
    columns: Record<string, ClickHouseColumnBuilderLike>;
    engine: ClickHouseTableEngine;
    settings?: Record<string, string | number | boolean>;
}
export interface ClickHouseColumnDefinition {
    name: string;
    type: ClickHouseColumnType;
    default?: ClickHouseColumnDefaultValue;
}
export interface ClickHouseColumnBuilderLike {
    build(name: string): ClickHouseColumnDefinition;
}
export type ClickHouseColumnDefaultValue = ClickHouseLiteralDefaultValue | ClickHouseSqlDefaultValue;
export interface ClickHouseLiteralDefaultValue {
    kind: 'literal';
    value: string | number | boolean | null;
}
export interface ClickHouseSqlDefaultValue {
    kind: 'sql';
    value: ClickHouseSqlExpression;
}
export type ClickHouseColumnType = ClickHouseNamedColumnType | ClickHouseNullableColumnType | ClickHouseLowCardinalityColumnType;
export interface ClickHouseNamedColumnType {
    kind: 'named';
    name: string;
    arguments?: Array<string | number>;
}
export interface ClickHouseNullableColumnType {
    kind: 'nullable';
    inner: ClickHouseColumnType;
}
export interface ClickHouseLowCardinalityColumnType {
    kind: 'low_cardinality';
    inner: ClickHouseColumnType;
}
export interface ClickHouseTableEngine {
    type: string;
    orderBy?: ClickHouseSqlExpression[];
    partitionBy?: ClickHouseSqlExpression;
    primaryKey?: ClickHouseSqlExpression[];
    sampleBy?: ClickHouseSqlExpression;
}
export interface ClickHouseMaterializedViewDefinition {
    kind: 'materialized_view';
    name: string;
    from: string;
    to?: string;
    select: ClickHouseSqlExpression;
}
export interface ClickHouseMaterializedViewInputDefinition {
    from: string | ClickHouseTableDefinition;
    to?: string | ClickHouseTableDefinition;
    select: ClickHouseSqlExpression;
}
//# sourceMappingURL=types.d.ts.map