sequelize/lib/dialects/mssql/data-types.js

Sequelize is a promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, Microsoft SQL Server, Amazon Redshift and Snowflake’s Data Cloud. It features solid transaction support, relations, eager and lazy loading, read replication and more.

"use strict";
const moment = require("moment");
module.exports = (BaseTypes) => {
  const warn = BaseTypes.ABSTRACT.warn.bind(void 0, "https://msdn.microsoft.com/en-us/library/ms187752%28v=sql.110%29.aspx");
  function removeUnsupportedIntegerOptions(dataType) {
    if (dataType._length || dataType.options.length || dataType._unsigned || dataType._zerofill) {
      warn(`MSSQL does not support '${dataType.key}' with options. Plain '${dataType.key}' will be used instead.`);
      dataType._length = void 0;
      dataType.options.length = void 0;
      dataType._unsigned = void 0;
      dataType._zerofill = void 0;
    }
  }
  BaseTypes.DATE.types.mssql = [43];
  BaseTypes.STRING.types.mssql = [231, 173];
  BaseTypes.CHAR.types.mssql = [175];
  BaseTypes.TEXT.types.mssql = false;
  BaseTypes.TINYINT.types.mssql = [30];
  BaseTypes.SMALLINT.types.mssql = [34];
  BaseTypes.MEDIUMINT.types.mssql = false;
  BaseTypes.INTEGER.types.mssql = [38];
  BaseTypes.BIGINT.types.mssql = false;
  BaseTypes.FLOAT.types.mssql = [109];
  BaseTypes.TIME.types.mssql = [41];
  BaseTypes.DATEONLY.types.mssql = [40];
  BaseTypes.BOOLEAN.types.mssql = [104];
  BaseTypes.BLOB.types.mssql = [165];
  BaseTypes.DECIMAL.types.mssql = [106];
  BaseTypes.UUID.types.mssql = false;
  BaseTypes.ENUM.types.mssql = false;
  BaseTypes.REAL.types.mssql = [109];
  BaseTypes.DOUBLE.types.mssql = [109];
  BaseTypes.GEOMETRY.types.mssql = false;
  class BLOB extends BaseTypes.BLOB {
    toSql() {
      if (this._length) {
        if (this._length.toLowerCase() === "tiny") {
          warn("MSSQL does not support BLOB with the `length` = `tiny` option. `VARBINARY(256)` will be used instead.");
          return "VARBINARY(256)";
        }
        warn("MSSQL does not support BLOB with the `length` option. `VARBINARY(MAX)` will be used instead.");
      }
      return "VARBINARY(MAX)";
    }
    _hexify(hex) {
      return `0x${hex}`;
    }
  }
  class STRING extends BaseTypes.STRING {
    toSql() {
      if (!this._binary) {
        return `NVARCHAR(${this._length})`;
      }
      return `BINARY(${this._length})`;
    }
    _stringify(value, options) {
      if (this._binary) {
        return BLOB.prototype._stringify(value);
      }
      return options.escape(value);
    }
    _bindParam(value, options) {
      return options.bindParam(this._binary ? Buffer.from(value) : value);
    }
  }
  STRING.prototype.escape = false;
  class TEXT extends BaseTypes.TEXT {
    toSql() {
      if (this._length) {
        if (this._length.toLowerCase() === "tiny") {
          warn("MSSQL does not support TEXT with the `length` = `tiny` option. `NVARCHAR(256)` will be used instead.");
          return "NVARCHAR(256)";
        }
        warn("MSSQL does not support TEXT with the `length` option. `NVARCHAR(MAX)` will be used instead.");
      }
      return "NVARCHAR(MAX)";
    }
  }
  class BOOLEAN extends BaseTypes.BOOLEAN {
    toSql() {
      return "BIT";
    }
  }
  class UUID extends BaseTypes.UUID {
    toSql() {
      return "CHAR(36)";
    }
  }
  class NOW extends BaseTypes.NOW {
    toSql() {
      return "GETDATE()";
    }
  }
  class DATE extends BaseTypes.DATE {
    toSql() {
      return "DATETIMEOFFSET";
    }
  }
  class DATEONLY extends BaseTypes.DATEONLY {
    static parse(value) {
      return moment(value).format("YYYY-MM-DD");
    }
  }
  class INTEGER extends BaseTypes.INTEGER {
    constructor(length) {
      super(length);
      removeUnsupportedIntegerOptions(this);
    }
  }
  class TINYINT extends BaseTypes.TINYINT {
    constructor(length) {
      super(length);
      removeUnsupportedIntegerOptions(this);
    }
  }
  class SMALLINT extends BaseTypes.SMALLINT {
    constructor(length) {
      super(length);
      removeUnsupportedIntegerOptions(this);
    }
  }
  class BIGINT extends BaseTypes.BIGINT {
    constructor(length) {
      super(length);
      removeUnsupportedIntegerOptions(this);
    }
  }
  class REAL extends BaseTypes.REAL {
    constructor(length, decimals) {
      super(length, decimals);
      if (this._length || this.options.length || this._unsigned || this._zerofill) {
        warn("MSSQL does not support REAL with options. Plain `REAL` will be used instead.");
        this._length = void 0;
        this.options.length = void 0;
        this._unsigned = void 0;
        this._zerofill = void 0;
      }
    }
  }
  class FLOAT extends BaseTypes.FLOAT {
    constructor(length, decimals) {
      super(length, decimals);
      if (this._decimals) {
        warn("MSSQL does not support Float with decimals. Plain `FLOAT` will be used instead.");
        this._length = void 0;
        this.options.length = void 0;
      }
      if (this._unsigned) {
        warn("MSSQL does not support Float unsigned. `UNSIGNED` was removed.");
        this._unsigned = void 0;
      }
      if (this._zerofill) {
        warn("MSSQL does not support Float zerofill. `ZEROFILL` was removed.");
        this._zerofill = void 0;
      }
    }
  }
  class ENUM extends BaseTypes.ENUM {
    toSql() {
      return "VARCHAR(255)";
    }
  }
  return {
    BLOB,
    BOOLEAN,
    ENUM,
    STRING,
    UUID,
    DATE,
    DATEONLY,
    NOW,
    TINYINT,
    SMALLINT,
    INTEGER,
    BIGINT,
    REAL,
    FLOAT,
    TEXT
  };
};
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