clickhouse plugin - initial import

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

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+const { SqlDumper } = require('dbgate-tools');
+
+class Dumper extends SqlDumper {
+}
+
+module.exports = Dumper;

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

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+const { driverBase } = require('dbgate-tools');
+const Dumper = require('./Dumper');
+const { mysqlSplitterOptions } = require('dbgate-query-splitter/lib/options');
+
+/** @type {import('dbgate-types').SqlDialect} */
+const dialect = {
+  limitSelect: true,
+  rangeSelect: true,
+  offsetFetchRangeSyntax: true,
+  stringEscapeChar: "'",
+  fallbackDataType: 'nvarchar(max)',
+  quoteIdentifier(s) {
+    return `[${s}]`;
+  },
+};
+
+/** @type {import('dbgate-types').EngineDriver} */
+const driver = {
+  ...driverBase,
+  dumperClass: Dumper,
+  dialect,
+  engine: 'clickhouse@dbgate-plugin-clickhouse',
+  title: 'ClickHouse',
+  showConnectionField: (field, values) => {
+    return ['databaseUrl', 'defaultDatabase', 'singleDatabase', 'isReadOnly', 'user', 'password'].includes(field);
+  },
+  getQuerySplitterOptions: (usage) =>
+    usage == 'editor'
+      ? { ...mysqlSplitterOptions, ignoreComments: true, preventSingleLineSplit: true }
+      : mysqlSplitterOptions,
+};
+
+module.exports = driver;

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

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+import driver from './driver';
+
+export default {
+  packageName: 'dbgate-plugin-clickhouse',
+  drivers: [driver],
+};