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- "use strict";
- const AbstractQuery = require("../abstract/query");
- const sequelizeErrors = require("../../errors");
- const parserStore = require("../parserStore")("mssql");
- const _ = require("lodash");
- const { logger } = require("../../utils/logger");
- const debug = logger.debugContext("sql:mssql");
- const minSafeIntegerAsBigInt = BigInt(Number.MIN_SAFE_INTEGER);
- const maxSafeIntegerAsBigInt = BigInt(Number.MAX_SAFE_INTEGER);
- function getScale(aNum) {
- if (!Number.isFinite(aNum))
- return 0;
- let e = 1;
- while (Math.round(aNum * e) / e !== aNum)
- e *= 10;
- return Math.log10(e);
- }
- class Query extends AbstractQuery {
- getInsertIdField() {
- return "id";
- }
- getSQLTypeFromJsType(value, TYPES) {
- const paramType = { type: TYPES.NVarChar, typeOptions: {}, value };
- if (typeof value === "number") {
- if (Number.isInteger(value)) {
- if (value >= -2147483648 && value <= 2147483647) {
- paramType.type = TYPES.Int;
- } else {
- paramType.type = TYPES.BigInt;
- }
- } else {
- paramType.type = TYPES.Numeric;
- paramType.typeOptions = { precision: 30, scale: getScale(value) };
- }
- } else if (typeof value === "bigint") {
- if (value < minSafeIntegerAsBigInt || value > maxSafeIntegerAsBigInt) {
- paramType.type = TYPES.VarChar;
- paramType.value = value.toString();
- } else {
- return this.getSQLTypeFromJsType(Number(value), TYPES);
- }
- } else if (typeof value === "boolean") {
- paramType.type = TYPES.Bit;
- }
- if (Buffer.isBuffer(value)) {
- paramType.type = TYPES.VarBinary;
- }
- return paramType;
- }
- async _run(connection, sql, parameters, errStack) {
- this.sql = sql;
- const { options } = this;
- const complete = this._logQuery(sql, debug, parameters);
- const query = new Promise((resolve, reject) => {
- if (sql.startsWith("BEGIN TRANSACTION")) {
- return connection.beginTransaction((error) => error ? reject(error) : resolve([]), options.transaction.name, connection.lib.ISOLATION_LEVEL[options.isolationLevel]);
- }
- if (sql.startsWith("COMMIT TRANSACTION")) {
- return connection.commitTransaction((error) => error ? reject(error) : resolve([]));
- }
- if (sql.startsWith("ROLLBACK TRANSACTION")) {
- return connection.rollbackTransaction((error) => error ? reject(error) : resolve([]), options.transaction.name);
- }
- if (sql.startsWith("SAVE TRANSACTION")) {
- return connection.saveTransaction((error) => error ? reject(error) : resolve([]), options.transaction.name);
- }
- const rows2 = [];
- const request = new connection.lib.Request(sql, (err, rowCount2) => err ? reject(err) : resolve([rows2, rowCount2]));
- if (parameters) {
- _.forOwn(parameters, (value, key) => {
- const paramType = this.getSQLTypeFromJsType(value, connection.lib.TYPES);
- request.addParameter(key, paramType.type, value, paramType.typeOptions);
- });
- }
- request.on("row", (columns) => {
- rows2.push(columns);
- });
- connection.execSql(request);
- });
- let rows, rowCount;
- try {
- [rows, rowCount] = await query;
- } catch (err) {
- err.sql = sql;
- err.parameters = parameters;
- throw this.formatError(err, errStack);
- }
- complete();
- if (Array.isArray(rows)) {
- rows = rows.map((columns) => {
- const row = {};
- for (const column of columns) {
- const typeid = column.metadata.type.id;
- const parse = parserStore.get(typeid);
- let value = column.value;
- if (value !== null & !!parse) {
- value = parse(value);
- }
- row[column.metadata.colName] = value;
- }
- return row;
- });
- }
- return this.formatResults(rows, rowCount);
- }
- run(sql, parameters) {
- const errForStack = new Error();
- return this.connection.queue.enqueue(() => this._run(this.connection, sql, parameters, errForStack.stack));
- }
- static formatBindParameters(sql, values, dialect) {
- const bindParam = {};
- const replacementFunc = (match, key, values2) => {
- if (values2[key] !== void 0) {
- bindParam[key] = values2[key];
- return `@${key}`;
- }
- return void 0;
- };
- sql = AbstractQuery.formatBindParameters(sql, values, dialect, replacementFunc)[0];
- return [sql, bindParam];
- }
- formatResults(data, rowCount) {
- if (this.isInsertQuery(data)) {
- this.handleInsertQuery(data);
- return [this.instance || data, rowCount];
- }
- if (this.isShowTablesQuery()) {
- return this.handleShowTablesQuery(data);
- }
- if (this.isDescribeQuery()) {
- const result = {};
- for (const _result of data) {
- if (_result.Default) {
- _result.Default = _result.Default.replace("('", "").replace("')", "").replace(/'/g, "");
- }
- result[_result.Name] = {
- type: _result.Type.toUpperCase(),
- allowNull: _result.IsNull === "YES" ? true : false,
- defaultValue: _result.Default,
- primaryKey: _result.Constraint === "PRIMARY KEY",
- autoIncrement: _result.IsIdentity === 1,
- comment: _result.Comment
- };
- if (result[_result.Name].type.includes("CHAR") && _result.Length) {
- if (_result.Length === -1) {
- result[_result.Name].type += "(MAX)";
- } else {
- result[_result.Name].type += `(${_result.Length})`;
- }
- }
- }
- return result;
- }
- if (this.isSelectQuery()) {
- return this.handleSelectQuery(data);
- }
- if (this.isShowIndexesQuery()) {
- return this.handleShowIndexesQuery(data);
- }
- if (this.isCallQuery()) {
- return data[0];
- }
- if (this.isBulkUpdateQuery()) {
- if (this.options.returning) {
- return this.handleSelectQuery(data);
- }
- return rowCount;
- }
- if (this.isBulkDeleteQuery()) {
- return data[0] ? data[0].AFFECTEDROWS : 0;
- }
- if (this.isVersionQuery()) {
- return data[0].version;
- }
- if (this.isForeignKeysQuery()) {
- return data;
- }
- if (this.isUpsertQuery()) {
- if (data && data.length === 0) {
- return [this.instance || data, false];
- }
- this.handleInsertQuery(data);
- return [this.instance || data, data[0].$action === "INSERT"];
- }
- if (this.isUpdateQuery()) {
- return [this.instance || data, rowCount];
- }
- if (this.isShowConstraintsQuery()) {
- return this.handleShowConstraintsQuery(data);
- }
- if (this.isRawQuery()) {
- return [data, rowCount];
- }
- return data;
- }
- handleShowTablesQuery(results) {
- return results.map((resultSet) => {
- return {
- tableName: resultSet.TABLE_NAME,
- schema: resultSet.TABLE_SCHEMA
- };
- });
- }
- handleShowConstraintsQuery(data) {
- return data.slice(1).map((result) => {
- const constraint = {};
- for (const key in result) {
- constraint[_.camelCase(key)] = result[key];
- }
- return constraint;
- });
- }
- formatError(err, errStack) {
- let match;
- match = err.message.match(/Violation of (?:UNIQUE|PRIMARY) KEY constraint '([^']*)'. Cannot insert duplicate key in object '.*'.(:? The duplicate key value is \((.*)\).)?/);
- match = match || err.message.match(/Cannot insert duplicate key row in object .* with unique index '(.*)'/);
- if (match && match.length > 1) {
- let fields = {};
- const uniqueKey = this.model && this.model.uniqueKeys[match[1]];
- let message = "Validation error";
- if (uniqueKey && !!uniqueKey.msg) {
- message = uniqueKey.msg;
- }
- if (match[3]) {
- const values = match[3].split(",").map((part) => part.trim());
- if (uniqueKey) {
- fields = _.zipObject(uniqueKey.fields, values);
- } else {
- fields[match[1]] = match[3];
- }
- }
- const errors = [];
- _.forOwn(fields, (value, field) => {
- errors.push(new sequelizeErrors.ValidationErrorItem(this.getUniqueConstraintErrorMessage(field), "unique violation", field, value, this.instance, "not_unique"));
- });
- return new sequelizeErrors.UniqueConstraintError({ message, errors, parent: err, fields, stack: errStack });
- }
- match = err.message.match(/Failed on step '(.*)'.Could not create constraint. See previous errors./) || err.message.match(/The DELETE statement conflicted with the REFERENCE constraint "(.*)". The conflict occurred in database "(.*)", table "(.*)", column '(.*)'./) || err.message.match(/The (?:INSERT|MERGE|UPDATE) statement conflicted with the FOREIGN KEY constraint "(.*)". The conflict occurred in database "(.*)", table "(.*)", column '(.*)'./);
- if (match && match.length > 0) {
- return new sequelizeErrors.ForeignKeyConstraintError({
- fields: null,
- index: match[1],
- parent: err,
- stack: errStack
- });
- }
- match = err.message.match(/Could not drop constraint. See previous errors./);
- if (match && match.length > 0) {
- let constraint = err.sql.match(/(?:constraint|index) \[(.+?)\]/i);
- constraint = constraint ? constraint[1] : void 0;
- let table = err.sql.match(/table \[(.+?)\]/i);
- table = table ? table[1] : void 0;
- return new sequelizeErrors.UnknownConstraintError({
- message: match[1],
- constraint,
- table,
- parent: err,
- stack: errStack
- });
- }
- return new sequelizeErrors.DatabaseError(err, { stack: errStack });
- }
- isShowOrDescribeQuery() {
- let result = false;
- result = result || this.sql.toLowerCase().startsWith("select c.column_name as 'name', c.data_type as 'type', c.is_nullable as 'isnull'");
- result = result || this.sql.toLowerCase().startsWith("select tablename = t.name, name = ind.name,");
- result = result || this.sql.toLowerCase().startsWith("exec sys.sp_helpindex @objname");
- return result;
- }
- isShowIndexesQuery() {
- return this.sql.toLowerCase().startsWith("exec sys.sp_helpindex @objname");
- }
- handleShowIndexesQuery(data) {
- data = data.reduce((acc, item) => {
- if (!(item.index_name in acc)) {
- acc[item.index_name] = item;
- item.fields = [];
- }
- item.index_keys.split(",").forEach((column) => {
- let columnName = column.trim();
- if (columnName.includes("(-)")) {
- columnName = columnName.replace("(-)", "");
- }
- acc[item.index_name].fields.push({
- attribute: columnName,
- length: void 0,
- order: column.includes("(-)") ? "DESC" : "ASC",
- collate: void 0
- });
- });
- delete item.index_keys;
- return acc;
- }, {});
- return _.map(data, (item) => ({
- primary: item.index_name.toLowerCase().startsWith("pk"),
- fields: item.fields,
- name: item.index_name,
- tableName: void 0,
- unique: item.index_description.toLowerCase().includes("unique"),
- type: void 0
- }));
- }
- handleInsertQuery(results, metaData) {
- if (this.instance) {
- const autoIncrementAttribute = this.model.autoIncrementAttribute;
- let id = null;
- let autoIncrementAttributeAlias = null;
- if (Object.prototype.hasOwnProperty.call(this.model.rawAttributes, autoIncrementAttribute) && this.model.rawAttributes[autoIncrementAttribute].field !== void 0)
- autoIncrementAttributeAlias = this.model.rawAttributes[autoIncrementAttribute].field;
- id = id || results && results[0][this.getInsertIdField()];
- id = id || metaData && metaData[this.getInsertIdField()];
- id = id || results && results[0][autoIncrementAttribute];
- id = id || autoIncrementAttributeAlias && results && results[0][autoIncrementAttributeAlias];
- this.instance[autoIncrementAttribute] = id;
- if (this.instance.dataValues) {
- for (const key in results[0]) {
- if (Object.prototype.hasOwnProperty.call(results[0], key)) {
- const record = results[0][key];
- const attr = _.find(this.model.rawAttributes, (attribute) => attribute.fieldName === key || attribute.field === key);
- this.instance.dataValues[attr && attr.fieldName || key] = record;
- }
- }
- }
- }
- }
- }
- module.exports = Query;
- module.exports.Query = Query;
- module.exports.default = Query;
- //# sourceMappingURL=query.js.map
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