WIP

plugins/dbgate-plugin-cassandra/src/frontend/Dumper.js

@@ -0,0 +1,27 @@
+/**
+ * @type {{ SqlDumper: import('dbgate-types').SqlDumper}}
+ */
+const { SqlDumper } = global.DBGATE_PACKAGES['dbgate-tools'];
+
+class Dumper extends SqlDumper {
+  /**
+   * @param {import('dbgate-types').ColumnInfo} column
+   * @param {string} newName
+   *
+   * @returns {void}
+   */
+  renameColumn(column, newName) {
+    this.putCmd('^alter ^table %f ^rename %i ^to %i', column, column.columnName, newName);
+  }
+
+  /**
+   * @param {import('dbgate-types').ColumnInfo} column
+   *
+   * @returns {void}
+   */
+  dropColumn(column) {
+    this.putCmd('^alter ^table %f ^drop %i', column, column.columnName);
+  }
+}
+
+module.exports = Dumper;

plugins/dbgate-plugin-cassandra/src/frontend/driver.js

@@ -0,0 +1,117 @@
+const { driverBase } = global.DBGATE_PACKAGES['dbgate-tools'];
+const Dumper = require('./Dumper');
+const { mysqlSplitterOptions } = require('dbgate-query-splitter/lib/options');
+const _cloneDeepWith = require('lodash/cloneDeepWith');
+
+/** @type {import('dbgate-types').SqlDialect} */
+const dialect = {
+  limitSelect: true,
+  rangeSelect: true,
+  rawUuids: true,
+  stringEscapeChar: "'",
+  fallbackDataType: 'varchar',
+  offsetNotSupported: true,
+  allowMultipleValuesInsert: false,
+  createColumn: true,
+  dropColumn: true,
+  changeColumn: true,
+  changeAutoIncrement: true,
+  createIndex: true,
+  dropIndex: true,
+  anonymousPrimaryKey: true,
+  createColumnWithColumnKeyword: true,
+  specificNullabilityImplementation: true,
+  omitForeignKeys: true,
+  omitUniqueConstraints: true,
+  omitIndexes: true,
+  omitTableAliases: true,
+  omitTableBeforeColumn: true,
+  sortingKeys: true,
+  predefinedDataTypes: [
+    'custom',
+    'ascii',
+    'bigint',
+    'blob',
+    'boolean',
+    'counter',
+    'decimal',
+    'double',
+    'float',
+    'int',
+    'text',
+    'timestamp',
+    'uuid',
+    'varchar',
+    'varint',
+    'timeuuid',
+    'inet',
+    'date',
+    'time',
+    'smallint',
+    'tinyint',
+    'duration',
+    'list',
+    'map',
+    'set',
+    'udt',
+    'tuple',
+  ],
+  disableAutoIncrement: true,
+  disableNonPrimaryKeyRename: true,
+  defaultNewTableColumns: [
+    {
+      columnName: 'id',
+      dataType: 'uuid',
+      notNull: true,
+    },
+  ],
+  columnProperties: {
+    columnComment: true,
+  },
+
+  quoteIdentifier(s) {
+    return `"${s}"`;
+  },
+};
+
+/** @type {import('dbgate-types').EngineDriver} */
+const driver = {
+  ...driverBase,
+  supportsTransactions: false,
+  defaultPort: 9042,
+  defaultLocalDataCenter: 'datacenter1',
+  dumperClass: Dumper,
+  dialect,
+  engine: 'cassandra@dbgate-plugin-cassandra',
+  title: 'Cassandra',
+  showConnectionField: (field, values) =>
+    ['server', 'port', 'singleDatabase', 'localDataCenter', 'isReadOnly', 'user', 'password'].includes(field),
+  getQuerySplitterOptions: (usage) =>
+    usage == 'editor'
+      ? { ...mysqlSplitterOptions, ignoreComments: true, preventSingleLineSplit: true }
+      : mysqlSplitterOptions,
+  adaptTableInfo(table) {
+    if (!table.primaryKey && !table.sortingKey) {
+      return {
+        ...table,
+        primaryKey: {
+          columns: [
+            {
+              columnName: 'id',
+            },
+          ],
+        },
+        columns: [
+          {
+            columnName: 'id',
+            dataType: 'uuid',
+          },
+          ...table.columns,
+        ],
+      };
+    }
+    return table;
+  },
+};
+
+module.exports = driver;

plugins/dbgate-plugin-cassandra/src/frontend/index.js

@@ -0,0 +1,6 @@
+import driver from './driver';
+
+export default {
+  packageName: 'dbgate-plugin-cassandra',
+  drivers: [driver],
+};