import { TableDescription } from '../../keyword/table/table-description';
export interface CreateTableColumn {
    name: string;
    type: string;
    notNull?: boolean;
    primaryKey?: boolean;
    size?: number;
}
export interface CreateTableSql {
    createTable: TableDescription<any>;
    ifNotExists?: boolean;
    columns: CreateTableColumn[];
    foreignKey?: {
        [key: string]: CreateTableForeignKey;
    };
}
export interface CreateTableForeignKey {
    key: string | string[];
    references: {
        table: TableDescription<any>;
        primaryKey: string | string[];
    };
    onDelete?: ForeignKeyConstraint;
    onUpdate?: ForeignKeyConstraint;
}
export declare type ForeignKeyConstraint = 'cascade' | 'set null' | 'default' | 'restrict' | 'no action';
export declare const isCreateTableSql: (val: any) => val is CreateTableSql;