Function tableExists

apps/local/src/db/v1-v2-migration.ts:140–143

(client: Client, table: string)

const quoteIdent = (value: string): string => `"${value.replaceAll('"', '""')}"`;

const tableExists = async (client: Client, table: string): Promise<boolean> =>
  (await queryFirst(client, "SELECT name FROM sqlite_master WHERE type = 'table' AND name = ?", [
    table,
  ])) != null;

const columnNames = async (client: Client, table: string): Promise<ReadonlySet<string>> =>
  new Set(