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typeorm

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Data-Mapper ORM for TypeScript and ES2021+. Supports MySQL/MariaDB, PostgreSQL, MS SQL Server, Oracle, SAP HANA, SQLite, MongoDB databases.

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import { BaseConnectionOptions } from "../../connection/BaseConnectionOptions"; import { ReplicationMode } from "../types/ReplicationMode"; import { SpannerConnectionCredentialsOptions } from "./SpannerConnectionCredentialsOptions"; /** * Spanner specific connection options. */ export interface SpannerConnectionOptions extends BaseConnectionOptions, SpannerConnectionCredentialsOptions { /** * Database type. */ readonly type: "spanner"; /** * The driver object * This defaults to require("@google-cloud/spanner"). */ readonly driver?: any; readonly database?: string; readonly schema?: string; /** * The charset for the connection. This is called "collation" in the SQL-level of MySQL (like utf8_general_ci). * If a SQL-level charset is specified (like utf8mb4) then the default collation for that charset is used. * Default: 'UTF8_GENERAL_CI' */ readonly charset?: string; /** * The timezone configured on the MySQL server. * This is used to type cast server date/time values to JavaScript Date object and vice versa. * This can be 'local', 'Z', or an offset in the form +HH:MM or -HH:MM. (Default: 'local') */ readonly timezone?: string; /** * The milliseconds before a timeout occurs during the initial connection to the MySQL server. (Default: 10000) */ readonly connectTimeout?: number; /** * The milliseconds before a timeout occurs during the initial connection to the MySQL server. (Default: 10000) * This difference between connectTimeout and acquireTimeout is subtle and is described in the mysqljs/mysql docs * https://github.com/mysqljs/mysql/tree/master#pool-options */ readonly acquireTimeout?: number; /** * Allow connecting to MySQL instances that ask for the old (insecure) authentication method. (Default: false) */ readonly insecureAuth?: boolean; /** * When dealing with big numbers (BIGINT and DECIMAL columns) in the database, you should enable this option (Default: false) */ readonly supportBigNumbers?: boolean; /** * Enabling both supportBigNumbers and bigNumberStrings forces big numbers (BIGINT and DECIMAL columns) to be always * returned as JavaScript String objects (Default: false). Enabling supportBigNumbers but leaving bigNumberStrings * disabled will return big numbers as String objects only when they cannot be accurately represented with * [JavaScript Number objects](http://ecma262-5.com/ELS5_HTML.htm#Section_8.5) (which happens when they exceed the [-2^53, +2^53] range), * otherwise they will be returned as Number objects. This option is ignored if supportBigNumbers is disabled. */ readonly bigNumberStrings?: boolean; /** * Force date types (TIMESTAMP, DATETIME, DATE) to be returned as strings rather then inflated into JavaScript Date objects. * Can be true/false or an array of type names to keep as strings. */ readonly dateStrings?: boolean | string[]; /** * Prints protocol details to stdout. Can be true/false or an array of packet type names that should be printed. * (Default: false) */ readonly debug?: boolean | string[]; /** * Generates stack traces on Error to include call site of library entrance ("long stack traces"). * Slight performance penalty for most calls. (Default: true) */ readonly trace?: boolean; /** * Allow multiple mysql statements per query. Be careful with this, it could increase the scope of SQL injection attacks. * (Default: false) */ readonly multipleStatements?: boolean; /** * Use spatial functions like GeomFromText and AsText which are removed in MySQL 8. * (Default: true) */ readonly legacySpatialSupport?: boolean; /** * List of connection flags to use other than the default ones. It is also possible to blacklist default ones. * For more information, check https://github.com/mysqljs/mysql#connection-flags. */ readonly flags?: string[]; /** * Replication setup. */ readonly replication?: { /** * Master server used by orm to perform writes. */ readonly master: SpannerConnectionCredentialsOptions; /** * List of read-from servers (slaves). */ readonly slaves: SpannerConnectionCredentialsOptions[]; /** * If true, PoolCluster will attempt to reconnect when connection fails. (Default: true) */ readonly canRetry?: boolean; /** * If connection fails, node's errorCount increases. * When errorCount is greater than removeNodeErrorCount, remove a node in the PoolCluster. (Default: 5) */ readonly removeNodeErrorCount?: number; /** * If connection fails, specifies the number of milliseconds before another connection attempt will be made. * If set to 0, then node will be removed instead and never re-used. (Default: 0) */ readonly restoreNodeTimeout?: number; /** * Determines how slaves are selected: * RR: Select one alternately (Round-Robin). * RANDOM: Select the node by random function. * ORDER: Select the first node available unconditionally. */ readonly selector?: "RR" | "RANDOM" | "ORDER"; /** * Default connection pool to use for SELECT queries * @default "slave" */ readonly defaultMode?: ReplicationMode; }; readonly poolSize?: never; }