typeorm
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Data-Mapper ORM for TypeScript, ES7, ES6, ES5. Supports MySQL, PostgreSQL, MariaDB, SQLite, MS SQL Server, Oracle, MongoDB databases.
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JavaScript
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [0, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
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case 7: op = _.ops.pop(); _.trys.pop(); continue;
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if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
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}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
import { TransactionAlreadyStartedError } from "../../error/TransactionAlreadyStartedError";
import { TransactionNotStartedError } from "../../error/TransactionNotStartedError";
import { TableColumn } from "../../schema-builder/table/TableColumn";
import { Table } from "../../schema-builder/table/Table";
import { TableForeignKey } from "../../schema-builder/table/TableForeignKey";
import { TableIndex } from "../../schema-builder/table/TableIndex";
import { QueryRunnerAlreadyReleasedError } from "../../error/QueryRunnerAlreadyReleasedError";
import { OrmUtils } from "../../util/OrmUtils";
import { QueryFailedError } from "../../error/QueryFailedError";
import { TableUnique } from "../../schema-builder/table/TableUnique";
import { BaseQueryRunner } from "../../query-runner/BaseQueryRunner";
import { Broadcaster } from "../../subscriber/Broadcaster";
import { PromiseUtils } from "../../index";
/**
* Runs queries on a single mysql database connection.
*/
var MysqlQueryRunner = /** @class */ (function (_super) {
__extends(MysqlQueryRunner, _super);
// -------------------------------------------------------------------------
// Constructor
// -------------------------------------------------------------------------
function MysqlQueryRunner(driver, mode) {
if (mode === void 0) { mode = "master"; }
var _this = _super.call(this) || this;
_this.driver = driver;
_this.connection = driver.connection;
_this.broadcaster = new Broadcaster(_this);
_this.mode = mode;
return _this;
}
// -------------------------------------------------------------------------
// Public Methods
// -------------------------------------------------------------------------
/**
* Creates/uses database connection from the connection pool to perform further operations.
* Returns obtained database connection.
*/
MysqlQueryRunner.prototype.connect = function () {
var _this = this;
if (this.databaseConnection)
return Promise.resolve(this.databaseConnection);
if (this.databaseConnectionPromise)
return this.databaseConnectionPromise;
if (this.mode === "slave" && this.driver.isReplicated) {
this.databaseConnectionPromise = this.driver.obtainSlaveConnection().then(function (connection) {
_this.databaseConnection = connection;
return _this.databaseConnection;
});
}
else { // master
this.databaseConnectionPromise = this.driver.obtainMasterConnection().then(function (connection) {
_this.databaseConnection = connection;
return _this.databaseConnection;
});
}
return this.databaseConnectionPromise;
};
/**
* Releases used database connection.
* You cannot use query runner methods once its released.
*/
MysqlQueryRunner.prototype.release = function () {
this.isReleased = true;
if (this.databaseConnection)
this.databaseConnection.release();
return Promise.resolve();
};
/**
* Starts transaction on the current connection.
*/
MysqlQueryRunner.prototype.startTransaction = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (this.isTransactionActive)
throw new TransactionAlreadyStartedError();
this.isTransactionActive = true;
return [4 /*yield*/, this.query("START TRANSACTION")];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Commits transaction.
* Error will be thrown if transaction was not started.
*/
MysqlQueryRunner.prototype.commitTransaction = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.isTransactionActive)
throw new TransactionNotStartedError();
return [4 /*yield*/, this.query("COMMIT")];
case 1:
_a.sent();
this.isTransactionActive = false;
return [2 /*return*/];
}
});
});
};
/**
* Rollbacks transaction.
* Error will be thrown if transaction was not started.
*/
MysqlQueryRunner.prototype.rollbackTransaction = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!this.isTransactionActive)
throw new TransactionNotStartedError();
return [4 /*yield*/, this.query("ROLLBACK")];
case 1:
_a.sent();
this.isTransactionActive = false;
return [2 /*return*/];
}
});
});
};
/**
* Executes a raw SQL query.
*/
MysqlQueryRunner.prototype.query = function (query, parameters) {
var _this = this;
if (this.isReleased)
throw new QueryRunnerAlreadyReleasedError();
return new Promise(function (ok, fail) { return __awaiter(_this, void 0, void 0, function () {
var _this = this;
var databaseConnection, queryStartTime_1, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, this.connect()];
case 1:
databaseConnection = _a.sent();
this.driver.connection.logger.logQuery(query, parameters, this);
queryStartTime_1 = +new Date();
databaseConnection.query(query, parameters, function (err, result) {
// log slow queries if maxQueryExecution time is set
var maxQueryExecutionTime = _this.driver.connection.options.maxQueryExecutionTime;
var queryEndTime = +new Date();
var queryExecutionTime = queryEndTime - queryStartTime_1;
if (maxQueryExecutionTime && queryExecutionTime > maxQueryExecutionTime)
_this.driver.connection.logger.logQuerySlow(queryExecutionTime, query, parameters, _this);
if (err) {
_this.driver.connection.logger.logQueryError(err, query, parameters, _this);
return fail(new QueryFailedError(query, parameters, err));
}
ok(result);
});
return [3 /*break*/, 3];
case 2:
err_1 = _a.sent();
fail(err_1);
return [3 /*break*/, 3];
case 3: return [2 /*return*/];
}
});
}); });
};
/**
* Returns raw data stream.
*/
MysqlQueryRunner.prototype.stream = function (query, parameters, onEnd, onError) {
var _this = this;
if (this.isReleased)
throw new QueryRunnerAlreadyReleasedError();
return new Promise(function (ok, fail) { return __awaiter(_this, void 0, void 0, function () {
var databaseConnection, stream, err_2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, this.connect()];
case 1:
databaseConnection = _a.sent();
this.driver.connection.logger.logQuery(query, parameters, this);
stream = databaseConnection.query(query, parameters);
if (onEnd)
stream.on("end", onEnd);
if (onError)
stream.on("error", onError);
ok(stream);
return [3 /*break*/, 3];
case 2:
err_2 = _a.sent();
fail(err_2);
return [3 /*break*/, 3];
case 3: return [2 /*return*/];
}
});
}); });
};
/**
* Returns all available database names including system databases.
*/
MysqlQueryRunner.prototype.getDatabases = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, Promise.resolve([])];
});
});
};
/**
* Returns all available schema names including system schemas.
* If database parameter specified, returns schemas of that database.
*/
MysqlQueryRunner.prototype.getSchemas = function (database) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
throw new Error("MySql driver does not support table schemas");
});
});
};
/**
* Checks if database with the given name exist.
*/
MysqlQueryRunner.prototype.hasDatabase = function (database) {
return __awaiter(this, void 0, void 0, function () {
var result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.query("SELECT * FROM `INFORMATION_SCHEMA`.`SCHEMATA` WHERE `SCHEMA_NAME` = '" + database + "'")];
case 1:
result = _a.sent();
return [2 /*return*/, result.length ? true : false];
}
});
});
};
/**
* Checks if schema with the given name exist.
*/
MysqlQueryRunner.prototype.hasSchema = function (schema) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
throw new Error("MySql driver does not support table schemas");
});
});
};
/**
* Checks if table with the given name exist in the database.
*/
MysqlQueryRunner.prototype.hasTable = function (tableOrName) {
return __awaiter(this, void 0, void 0, function () {
var parsedTableName, sql, result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
parsedTableName = this.parseTableName(tableOrName);
sql = "SELECT * FROM `INFORMATION_SCHEMA`.`COLUMNS` WHERE `TABLE_SCHEMA` = '" + parsedTableName.database + "' AND `TABLE_NAME` = '" + parsedTableName.tableName + "'";
return [4 /*yield*/, this.query(sql)];
case 1:
result = _a.sent();
return [2 /*return*/, result.length ? true : false];
}
});
});
};
/**
* Checks if column with the given name exist in the given table.
*/
MysqlQueryRunner.prototype.hasColumn = function (tableOrName, column) {
return __awaiter(this, void 0, void 0, function () {
var parsedTableName, columnName, sql, result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
parsedTableName = this.parseTableName(tableOrName);
columnName = column instanceof TableColumn ? column.name : column;
sql = "SELECT * FROM `INFORMATION_SCHEMA`.`COLUMNS` WHERE `TABLE_SCHEMA` = '" + parsedTableName.database + "' AND `TABLE_NAME` = '" + parsedTableName.tableName + "' AND `COLUMN_NAME` = '" + columnName + "'";
return [4 /*yield*/, this.query(sql)];
case 1:
result = _a.sent();
return [2 /*return*/, result.length ? true : false];
}
});
});
};
/**
* Creates a new database.
*/
MysqlQueryRunner.prototype.createDatabase = function (database, ifNotExist) {
return __awaiter(this, void 0, void 0, function () {
var up, down;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
up = ifNotExist ? "CREATE DATABASE IF NOT EXISTS `" + database + "`" : "CREATE DATABASE `" + database + "`";
down = "DROP DATABASE `" + database + "`";
return [4 /*yield*/, this.executeQueries(up, down)];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Drops database.
*/
MysqlQueryRunner.prototype.dropDatabase = function (database, ifExist) {
return __awaiter(this, void 0, void 0, function () {
var up, down;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
up = ifExist ? "DROP DATABASE IF EXISTS `" + database + "`" : "DROP DATABASE `" + database + "`";
down = "CREATE DATABASE `" + database + "`";
return [4 /*yield*/, this.executeQueries(up, down)];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Creates a new table schema.
*/
MysqlQueryRunner.prototype.createSchema = function (schema, ifNotExist) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
throw new Error("Schema create queries are not supported by MySql driver.");
});
});
};
/**
* Drops table schema.
*/
MysqlQueryRunner.prototype.dropSchema = function (schemaPath, ifExist) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
throw new Error("Schema drop queries are not supported by MySql driver.");
});
});
};
/**
* Creates a new table.
*/
MysqlQueryRunner.prototype.createTable = function (table, ifNotExist, createForeignKeys) {
if (ifNotExist === void 0) { ifNotExist = false; }
if (createForeignKeys === void 0) { createForeignKeys = true; }
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var isTableExist, upQueries, downQueries;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!ifNotExist) return [3 /*break*/, 2];
return [4 /*yield*/, this.hasTable(table)];
case 1:
isTableExist = _a.sent();
if (isTableExist)
return [2 /*return*/, Promise.resolve()];
_a.label = 2;
case 2:
upQueries = [];
downQueries = [];
upQueries.push(this.createTableSql(table, createForeignKeys));
downQueries.push(this.dropTableSql(table));
// we must first drop indices, than drop foreign keys, because drop queries runs in reversed order
// and foreign keys will be dropped first as indices. This order is very important, because we can't drop index
// if it related to the foreign key.
// createTable does not need separate method to create indices, because it create indices in the same query with table creation.
table.indices.forEach(function (index) { return downQueries.push(_this.dropIndexSql(table, index)); });
// if createForeignKeys is true, we must drop created foreign keys in down query.
// createTable does not need separate method to create foreign keys, because it create fk's in the same query with table creation.
if (createForeignKeys)
table.foreignKeys.forEach(function (foreignKey) { return downQueries.push(_this.dropForeignKeySql(table, foreignKey)); });
return [2 /*return*/, this.executeQueries(upQueries, downQueries)];
}
});
});
};
/**
* Drop the table.
*/
MysqlQueryRunner.prototype.dropTable = function (target, ifExist, dropForeignKeys) {
if (dropForeignKeys === void 0) { dropForeignKeys = true; }
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var isTableExist, createForeignKeys, tableName, table, upQueries, downQueries;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!ifExist) return [3 /*break*/, 2];
return [4 /*yield*/, this.hasTable(target)];
case 1:
isTableExist = _a.sent();
if (!isTableExist)
return [2 /*return*/, Promise.resolve()];
_a.label = 2;
case 2:
createForeignKeys = dropForeignKeys;
tableName = target instanceof Table ? target.name : target;
return [4 /*yield*/, this.getCachedTable(tableName)];
case 3:
table = _a.sent();
upQueries = [];
downQueries = [];
if (dropForeignKeys)
table.foreignKeys.forEach(function (foreignKey) { return upQueries.push(_this.dropForeignKeySql(table, foreignKey)); });
table.indices.forEach(function (index) { return upQueries.push(_this.dropIndexSql(table, index)); });
upQueries.push(this.dropTableSql(table));
downQueries.push(this.createTableSql(table, createForeignKeys));
return [4 /*yield*/, this.executeQueries(upQueries, downQueries)];
case 4:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Renames a table.
*/
MysqlQueryRunner.prototype.renameTable = function (oldTableOrName, newTableName) {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var upQueries, downQueries, oldTable, _a, newTable, dbName;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
upQueries = [];
downQueries = [];
if (!(oldTableOrName instanceof Table)) return [3 /*break*/, 1];
_a = oldTableOrName;
return [3 /*break*/, 3];
case 1: return [4 /*yield*/, this.getCachedTable(oldTableOrName)];
case 2:
_a = _b.sent();
_b.label = 3;
case 3:
oldTable = _a;
newTable = oldTable.clone();
dbName = oldTable.name.indexOf(".") === -1 ? undefined : oldTable.name.split(".")[0];
newTable.name = dbName ? dbName + "." + newTableName : newTableName;
// rename table
upQueries.push("RENAME TABLE " + this.escapeTableName(oldTable.name) + " TO " + this.escapeTableName(newTable.name));
downQueries.push("RENAME TABLE " + this.escapeTableName(newTable.name) + " TO " + this.escapeTableName(oldTable.name));
// rename index constraints
newTable.indices.forEach(function (index) {
// build new constraint name
var columnNames = index.columnNames.map(function (column) { return "`" + column + "`"; }).join(", ");
var newIndexName = _this.connection.namingStrategy.indexName(newTable, index.columnNames, index.where);
// build queries
var indexType = "";
if (index.isUnique)
indexType += "UNIQUE ";
if (index.isSpatial)
indexType += "SPATIAL ";
if (index.isFulltext)
indexType += "FULLTEXT ";
upQueries.push("ALTER TABLE " + _this.escapeTableName(newTable) + " DROP INDEX `" + index.name + "`, ADD " + indexType + "INDEX `" + newIndexName + "` (" + columnNames + ")");
downQueries.push("ALTER TABLE " + _this.escapeTableName(newTable) + " DROP INDEX `" + newIndexName + "`, ADD " + indexType + "INDEX `" + index.name + "` (" + columnNames + ")");
// replace constraint name
index.name = newIndexName;
});
// rename foreign key constraint
newTable.foreignKeys.forEach(function (foreignKey) {
// build new constraint name
var columnNames = foreignKey.columnNames.map(function (column) { return "`" + column + "`"; }).join(", ");
var referencedColumnNames = foreignKey.referencedColumnNames.map(function (column) { return "`" + column + "`"; }).join(",");
var newForeignKeyName = _this.connection.namingStrategy.foreignKeyName(newTable, foreignKey.columnNames);
// build queries
var up = "ALTER TABLE " + _this.escapeTableName(newTable) + " DROP FOREIGN KEY `" + foreignKey.name + "`, ADD CONSTRAINT `" + newForeignKeyName + "` FOREIGN KEY (" + columnNames + ") " +
("REFERENCES " + _this.escapeTableName(foreignKey.referencedTableName) + "(" + referencedColumnNames + ")");
if (foreignKey.onDelete)
up += " ON DELETE " + foreignKey.onDelete;
if (foreignKey.onUpdate)
up += " ON UPDATE " + foreignKey.onUpdate;
var down = "ALTER TABLE " + _this.escapeTableName(newTable) + " DROP FOREIGN KEY `" + newForeignKeyName + "`, ADD CONSTRAINT `" + foreignKey.name + "` FOREIGN KEY (" + columnNames + ") " +
("REFERENCES " + _this.escapeTableName(foreignKey.referencedTableName) + "(" + referencedColumnNames + ")");
if (foreignKey.onDelete)
down += " ON DELETE " + foreignKey.onDelete;
if (foreignKey.onUpdate)
down += " ON UPDATE " + foreignKey.onUpdate;
upQueries.push(up);
downQueries.push(down);
// replace constraint name
foreignKey.name = newForeignKeyName;
});
return [4 /*yield*/, this.executeQueries(upQueries, downQueries)];
case 4:
_b.sent();
// rename old table and replace it in cached tabled;
oldTable.name = newTable.name;
this.replaceCachedTable(oldTable, newTable);
return [2 /*return*/];
}
});
});
};
/**
* Creates a new column from the column in the table.
*/
MysqlQueryRunner.prototype.addColumn = function (tableOrName, column) {
return __awaiter(this, void 0, void 0, function () {
var table, _a, clonedTable, upQueries, downQueries, skipColumnLevelPrimary, generatedColumn, nonGeneratedColumn, primaryColumns, columnNames, nonGeneratedColumn, columnIndex, uniqueIndex;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!(tableOrName instanceof Table)) return [3 /*break*/, 1];
_a = tableOrName;
return [3 /*break*/, 3];
case 1: return [4 /*yield*/, this.getCachedTable(tableOrName)];
case 2:
_a = _b.sent();
_b.label = 3;
case 3:
table = _a;
clonedTable = table.clone();
upQueries = [];
downQueries = [];
skipColumnLevelPrimary = clonedTable.primaryColumns.length > 0;
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD " + this.buildCreateColumnSql(column, skipColumnLevelPrimary, false));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP COLUMN `" + column.name + "`");
// create or update primary key constraint
if (column.isPrimary && skipColumnLevelPrimary) {
generatedColumn = clonedTable.columns.find(function (column) { return column.isGenerated && column.generationStrategy === "increment"; });
if (generatedColumn) {
nonGeneratedColumn = generatedColumn.clone();
nonGeneratedColumn.isGenerated = false;
nonGeneratedColumn.generationStrategy = undefined;
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + column.name + "` " + this.buildCreateColumnSql(nonGeneratedColumn, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + nonGeneratedColumn.name + "` " + this.buildCreateColumnSql(column, true));
}
primaryColumns = clonedTable.primaryColumns;
columnNames = primaryColumns.map(function (column) { return "`" + column.name + "`"; }).join(", ");
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP PRIMARY KEY");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD PRIMARY KEY (" + columnNames + ")");
primaryColumns.push(column);
columnNames = primaryColumns.map(function (column) { return "`" + column.name + "`"; }).join(", ");
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD PRIMARY KEY (" + columnNames + ")");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP PRIMARY KEY");
// if we previously dropped AUTO_INCREMENT property, we must bring it back
if (generatedColumn) {
nonGeneratedColumn = generatedColumn.clone();
nonGeneratedColumn.isGenerated = false;
nonGeneratedColumn.generationStrategy = undefined;
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + nonGeneratedColumn.name + "` " + this.buildCreateColumnSql(column, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + column.name + "` " + this.buildCreateColumnSql(nonGeneratedColumn, true));
}
}
columnIndex = clonedTable.indices.find(function (index) { return index.columnNames.length === 1 && index.columnNames[0] === column.name; });
if (columnIndex) {
upQueries.push(this.createIndexSql(table, columnIndex));
downQueries.push(this.dropIndexSql(table, columnIndex));
}
else if (column.isUnique) {
uniqueIndex = new TableIndex({
name: this.connection.namingStrategy.indexName(table.name, [column.name]),
columnNames: [column.name],
isUnique: true
});
clonedTable.indices.push(uniqueIndex);
clonedTable.uniques.push(new TableUnique({
name: uniqueIndex.name,
columnNames: uniqueIndex.columnNames
}));
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD UNIQUE INDEX `" + uniqueIndex.name + "` (`" + column.name + "`)");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP INDEX `" + uniqueIndex.name + "`");
}
return [4 /*yield*/, this.executeQueries(upQueries, downQueries)];
case 4:
_b.sent();
clonedTable.addColumn(column);
this.replaceCachedTable(table, clonedTable);
return [2 /*return*/];
}
});
});
};
/**
* Creates a new columns from the column in the table.
*/
MysqlQueryRunner.prototype.addColumns = function (tableOrName, columns) {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, PromiseUtils.runInSequence(columns, function (column) { return _this.addColumn(tableOrName, column); })];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
/**
* Renames column in the given table.
*/
MysqlQueryRunner.prototype.renameColumn = function (tableOrName, oldTableColumnOrName, newTableColumnOrName) {
return __awaiter(this, void 0, void 0, function () {
var table, _a, oldColumn, newColumn;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!(tableOrName instanceof Table)) return [3 /*break*/, 1];
_a = tableOrName;
return [3 /*break*/, 3];
case 1: return [4 /*yield*/, this.getCachedTable(tableOrName)];
case 2:
_a = _b.sent();
_b.label = 3;
case 3:
table = _a;
oldColumn = oldTableColumnOrName instanceof TableColumn ? oldTableColumnOrName : table.columns.find(function (c) { return c.name === oldTableColumnOrName; });
if (!oldColumn)
throw new Error("Column \"" + oldTableColumnOrName + "\" was not found in the \"" + table.name + "\" table.");
newColumn = undefined;
if (newTableColumnOrName instanceof TableColumn) {
newColumn = newTableColumnOrName;
}
else {
newColumn = oldColumn.clone();
newColumn.name = newTableColumnOrName;
}
return [4 /*yield*/, this.changeColumn(table, oldColumn, newColumn)];
case 4:
_b.sent();
return [2 /*return*/];
}
});
});
};
/**
* Changes a column in the table.
*/
MysqlQueryRunner.prototype.changeColumn = function (tableOrName, oldColumnOrName, newColumn) {
return __awaiter(this, void 0, void 0, function () {
var _this = this;
var table, _a, clonedTable, upQueries, downQueries, oldColumn, oldTableColumn, generatedColumn, nonGeneratedColumn, primaryColumns, columnNames, column, columnNames, primaryColumn, column, columnNames, nonGeneratedColumn, uniqueIndex, uniqueIndex_1, tableUnique;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!(tableOrName instanceof Table)) return [3 /*break*/, 1];
_a = tableOrName;
return [3 /*break*/, 3];
case 1: return [4 /*yield*/, this.getCachedTable(tableOrName)];
case 2:
_a = _b.sent();
_b.label = 3;
case 3:
table = _a;
clonedTable = table.clone();
upQueries = [];
downQueries = [];
oldColumn = oldColumnOrName instanceof TableColumn
? oldColumnOrName
: table.columns.find(function (column) { return column.name === oldColumnOrName; });
if (!oldColumn)
throw new Error("Column \"" + oldColumnOrName + "\" was not found in the \"" + table.name + "\" table.");
if (!((newColumn.isGenerated !== oldColumn.isGenerated && newColumn.generationStrategy !== "uuid")
|| oldColumn.type !== newColumn.type
|| oldColumn.length !== newColumn.length
|| oldColumn.generatedType !== newColumn.generatedType)) return [3 /*break*/, 6];
return [4 /*yield*/, this.dropColumn(table, oldColumn)];
case 4:
_b.sent();
return [4 /*yield*/, this.addColumn(table, newColumn)];
case 5:
_b.sent();
// update cloned table
clonedTable = table.clone();
return [3 /*break*/, 7];
case 6:
if (newColumn.name !== oldColumn.name) {
// We don't change any column properties, just rename it.
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + oldColumn.name + "` `" + newColumn.name + "` " + this.buildCreateColumnSql(oldColumn, true, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + newColumn.name + "` `" + oldColumn.name + "` " + this.buildCreateColumnSql(oldColumn, true, true));
// rename index constraints
clonedTable.findColumnIndices(oldColumn).forEach(function (index) {
// build new constraint name
index.columnNames.splice(index.columnNames.indexOf(oldColumn.name), 1);
index.columnNames.push(newColumn.name);
var columnNames = index.columnNames.map(function (column) { return "`" + column + "`"; }).join(", ");
var newIndexName = _this.connection.namingStrategy.indexName(clonedTable, index.columnNames, index.where);
// build queries
var indexType = "";
if (index.isUnique)
indexType += "UNIQUE ";
if (index.isSpatial)
indexType += "SPATIAL ";
if (index.isFulltext)
indexType += "FULLTEXT ";
upQueries.push("ALTER TABLE " + _this.escapeTableName(table) + " DROP INDEX `" + index.name + "`, ADD " + indexType + "INDEX `" + newIndexName + "` (" + columnNames + ")");
downQueries.push("ALTER TABLE " + _this.escapeTableName(table) + " DROP INDEX `" + newIndexName + "`, ADD " + indexType + "INDEX `" + index.name + "` (" + columnNames + ")");
// replace constraint name
index.name = newIndexName;
});
// rename foreign key constraints
clonedTable.findColumnForeignKeys(oldColumn).forEach(function (foreignKey) {
// build new constraint name
foreignKey.columnNames.splice(foreignKey.columnNames.indexOf(oldColumn.name), 1);
foreignKey.columnNames.push(newColumn.name);
var columnNames = foreignKey.columnNames.map(function (column) { return "`" + column + "`"; }).join(", ");
var referencedColumnNames = foreignKey.referencedColumnNames.map(function (column) { return "`" + column + "`"; }).join(",");
var newForeignKeyName = _this.connection.namingStrategy.foreignKeyName(clonedTable, foreignKey.columnNames);
// build queries
var up = "ALTER TABLE " + _this.escapeTableName(table) + " DROP FOREIGN KEY `" + foreignKey.name + "`, ADD CONSTRAINT `" + newForeignKeyName + "` FOREIGN KEY (" + columnNames + ") " +
("REFERENCES " + _this.escapeTableName(foreignKey.referencedTableName) + "(" + referencedColumnNames + ")");
if (foreignKey.onDelete)
up += " ON DELETE " + foreignKey.onDelete;
if (foreignKey.onUpdate)
up += " ON UPDATE " + foreignKey.onUpdate;
var down = "ALTER TABLE " + _this.escapeTableName(table) + " DROP FOREIGN KEY `" + newForeignKeyName + "`, ADD CONSTRAINT `" + foreignKey.name + "` FOREIGN KEY (" + columnNames + ") " +
("REFERENCES " + _this.escapeTableName(foreignKey.referencedTableName) + "(" + referencedColumnNames + ")");
if (foreignKey.onDelete)
down += " ON DELETE " + foreignKey.onDelete;
if (foreignKey.onUpdate)
down += " ON UPDATE " + foreignKey.onUpdate;
upQueries.push(up);
downQueries.push(down);
// replace constraint name
foreignKey.name = newForeignKeyName;
});
oldTableColumn = clonedTable.columns.find(function (column) { return column.name === oldColumn.name; });
clonedTable.columns[clonedTable.columns.indexOf(oldTableColumn)].name = newColumn.name;
oldColumn.name = newColumn.name;
}
if (this.isColumnChanged(oldColumn, newColumn, true)) {
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + oldColumn.name + "` " + this.buildCreateColumnSql(newColumn, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + newColumn.name + "` " + this.buildCreateColumnSql(oldColumn, true));
}
if (newColumn.isPrimary !== oldColumn.isPrimary) {
generatedColumn = clonedTable.columns.find(function (column) { return column.isGenerated && column.generationStrategy === "increment"; });
if (generatedColumn) {
nonGeneratedColumn = generatedColumn.clone();
nonGeneratedColumn.isGenerated = false;
nonGeneratedColumn.generationStrategy = undefined;
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + generatedColumn.name + "` " + this.buildCreateColumnSql(nonGeneratedColumn, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + nonGeneratedColumn.name + "` " + this.buildCreateColumnSql(generatedColumn, true));
}
primaryColumns = clonedTable.primaryColumns;
// if primary column state changed, we must always drop existed constraint.
if (primaryColumns.length > 0) {
columnNames = primaryColumns.map(function (column) { return "`" + column.name + "`"; }).join(", ");
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP PRIMARY KEY");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD PRIMARY KEY (" + columnNames + ")");
}
if (newColumn.isPrimary === true) {
primaryColumns.push(newColumn);
column = clonedTable.columns.find(function (column) { return column.name === newColumn.name; });
column.isPrimary = true;
columnNames = primaryColumns.map(function (column) { return "`" + column.name + "`"; }).join(", ");
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD PRIMARY KEY (" + columnNames + ")");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP PRIMARY KEY");
}
else {
primaryColumn = primaryColumns.find(function (c) { return c.name === newColumn.name; });
primaryColumns.splice(primaryColumns.indexOf(primaryColumn), 1);
column = clonedTable.columns.find(function (column) { return column.name === newColumn.name; });
column.isPrimary = false;
// if we have another primary keys, we must recreate constraint.
if (primaryColumns.length > 0) {
columnNames = primaryColumns.map(function (column) { return "`" + column.name + "`"; }).join(", ");
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD PRIMARY KEY (" + columnNames + ")");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP PRIMARY KEY");
}
}
// if we have generated column, and we dropped AUTO_INCREMENT property before, we must bring it back
if (generatedColumn) {
nonGeneratedColumn = generatedColumn.clone();
nonGeneratedColumn.isGenerated = false;
nonGeneratedColumn.generationStrategy = undefined;
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + nonGeneratedColumn.name + "` " + this.buildCreateColumnSql(generatedColumn, true));
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " CHANGE `" + generatedColumn.name + "` " + this.buildCreateColumnSql(nonGeneratedColumn, true));
}
}
if (newColumn.isUnique !== oldColumn.isUnique) {
if (newColumn.isUnique === true) {
uniqueIndex = new TableIndex({
name: this.connection.namingStrategy.indexName(table.name, [newColumn.name]),
columnNames: [newColumn.name],
isUnique: true
});
clonedTable.indices.push(uniqueIndex);
clonedTable.uniques.push(new TableUnique({
name: uniqueIndex.name,
columnNames: uniqueIndex.columnNames
}));
upQueries.push("ALTER TABLE " + this.escapeTableName(table) + " ADD UNIQUE INDEX `" + uniqueIndex.name + "` (`" + newColumn.name + "`)");
downQueries.push("ALTER TABLE " + this.escapeTableName(table) + " DROP INDEX `" + uniqueIndex.name + "`");
}
else {
uniqueIndex_1 = clonedTable.indices.find(function (index) {
return index.columnNames.length === 1 && index.isUnique === true && !!index.columnNames.find(function (columnName) { return columnName === newColumn.name; });
});
clonedTable.indices.splice(clonedTable.indices.indexOf(uniqueIndex_1), 1);
tableUnique = clonedTable.uniques.find(function (unique) { return