/**
 * Tool: get_table_info
 * Returns detailed information about a specific table including columns, size, indexes, and constraints
 */
export interface GetTableInfoInput {
    schema: string;
    table: string;
}
export interface TableColumn {
    name: string;
    type: string;
    nullable: boolean;
    default: string | null;
    characterMaximumLength: number | null;
    numericPrecision: number | null;
    numericScale: number | null;
}
export interface TableIndex {
    name: string;
    columns: string[];
    unique: boolean;
    size: string;
    scans: number;
    tuples_read: number;
    tuples_fetched: number;
}
export interface TableConstraint {
    name: string;
    type: string;
    definition: string;
}
export interface TableInfoOutput {
    schema: string;
    table: string;
    columns: TableColumn[];
    row_count: number;
    size_bytes: number;
    size_pretty: string;
    indexes: TableIndex[];
    constraints: TableConstraint[];
    table_type: string;
}
/**
 * Gets comprehensive information about a table
 */
export declare function getTableInfo(input: GetTableInfoInput): Promise<TableInfoOutput>;
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