/**
 * Execute a SpacetimeDB SQL query via HTTP API
 * Returns JSON results with schema and rows
 */
export declare function executeSpacetimeSQL(database: string, query: string, format?: 'json' | 'csv'): Promise<string>;
/**
 * Check if spacetime CLI is installed
 */
export declare function checkSpacetimeCLI(): Promise<boolean>;
/**
 * Get spacetime CLI version
 */
export declare function getSpacetimeVersion(): Promise<string | null>;
/**
 * List all local databases
 */
export declare function listDatabases(): Promise<string[]>;
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