export type TableRef = {
    name: string;
    alias?: string;
};
export type FilterColumn = {
    table?: string;
    column: string;
    value: string;
    /** 0-based position of a `?` placeholder in the query (MySQL-style) */
    placeholder_number?: number;
    /** Whether the value is a placeholder (e.g. `?`, `$1`) rather than a literal */
    is_placeholder: boolean;
};
export type InsertColumn = {
    column: string;
    value: string;
    /** 0-based position of a `?` placeholder in the query (MySQL-style) */
    placeholder_number?: number;
    /** Whether the value is a placeholder (e.g. `?`, `$1`) rather than a literal */
    is_placeholder: boolean;
};
export type SqlQueryResult = {
    kind: "select" | "insert" | "update" | "delete";
    tables: TableRef[];
    filters: FilterColumn[];
    /** For INSERT statements: column-value pairs for each row */
    insert_columns?: InsertColumn[][];
};