Add initial version of dijkstra backend cloudron image

node_modules/knex/lib/dialects/redshift/index.js

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+// Redshift
+// -------
+const inherits = require('inherits');
+const Client_PG = require('../postgres');
+const { map } = require('lodash');
+
+const Transaction = require('./transaction');
+const QueryCompiler = require('./query/compiler');
+const ColumnBuilder = require('./schema/columnbuilder');
+const ColumnCompiler = require('./schema/columncompiler');
+const TableCompiler = require('./schema/tablecompiler');
+const SchemaCompiler = require('./schema/compiler');
+
+function Client_Redshift(config) {
+  Client_PG.apply(this, arguments);
+}
+inherits(Client_Redshift, Client_PG);
+
+Object.assign(Client_Redshift.prototype, {
+  transaction() {
+    return new Transaction(this, ...arguments);
+  },
+
+  queryCompiler() {
+    return new QueryCompiler(this, ...arguments);
+  },
+
+  columnBuilder() {
+    return new ColumnBuilder(this, ...arguments);
+  },
+
+  columnCompiler() {
+    return new ColumnCompiler(this, ...arguments);
+  },
+
+  tableCompiler() {
+    return new TableCompiler(this, ...arguments);
+  },
+
+  schemaCompiler() {
+    return new SchemaCompiler(this, ...arguments);
+  },
+
+  dialect: 'redshift',
+
+  driverName: 'pg-redshift',
+
+  _driver() {
+    return require('pg');
+  },
+
+  // Ensures the response is returned in the same format as other clients.
+  processResponse(obj, runner) {
+    const resp = obj.response;
+    if (obj.output) return obj.output.call(runner, resp);
+    if (obj.method === 'raw') return resp;
+    if (resp.command === 'SELECT') {
+      if (obj.method === 'first') return resp.rows[0];
+      if (obj.method === 'pluck') return map(resp.rows, obj.pluck);
+      return resp.rows;
+    }
+    if (
+      resp.command === 'INSERT' ||
+      resp.command === 'UPDATE' ||
+      resp.command === 'DELETE'
+    ) {
+      return resp.rowCount;
+    }
+    return resp;
+  },
+});
+
+module.exports = Client_Redshift;

node_modules/knex/lib/dialects/redshift/query/compiler.js

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+// Redshift Query Builder & Compiler
+// ------
+const inherits = require('inherits');
+
+const QueryCompiler = require('../../../query/compiler');
+const QueryCompiler_PG = require('../../postgres/query/compiler');
+
+const { reduce, identity } = require('lodash');
+
+function QueryCompiler_Redshift(client, builder) {
+  QueryCompiler_PG.call(this, client, builder);
+}
+
+inherits(QueryCompiler_Redshift, QueryCompiler_PG);
+
+Object.assign(QueryCompiler_Redshift.prototype, {
+  truncate() {
+    return `truncate ${this.tableName.toLowerCase()}`;
+  },
+
+  // Compiles an `insert` query, allowing for multiple
+  // inserts using a single query statement.
+  insert() {
+    const sql = QueryCompiler.prototype.insert.apply(this, arguments);
+    if (sql === '') return sql;
+    this._slightReturn();
+    return {
+      sql,
+    };
+  },
+
+  // Compiles an `update` query, warning on unsupported returning
+  update() {
+    const sql = QueryCompiler.prototype.update.apply(this, arguments);
+    this._slightReturn();
+    return {
+      sql,
+    };
+  },
+
+  // Compiles an `delete` query, warning on unsupported returning
+  del() {
+    const sql = QueryCompiler.prototype.del.apply(this, arguments);
+    this._slightReturn();
+    return {
+      sql,
+    };
+  },
+
+  // simple: if trying to return, warn
+  _slightReturn() {
+    if (this.single.isReturning) {
+      this.client.logger.warn(
+        'insert/update/delete returning is not supported by redshift dialect'
+      );
+    }
+  },
+
+  forUpdate() {
+    this.client.logger.warn('table lock is not supported by redshift dialect');
+    return '';
+  },
+
+  forShare() {
+    this.client.logger.warn(
+      'lock for share is not supported by redshift dialect'
+    );
+    return '';
+  },
+
+  // Compiles a columnInfo query
+  columnInfo() {
+    const column = this.single.columnInfo;
+    let schema = this.single.schema;
+
+    // The user may have specified a custom wrapIdentifier function in the config. We
+    // need to run the identifiers through that function, but not format them as
+    // identifiers otherwise.
+    const table = this.client.customWrapIdentifier(this.single.table, identity);
+
+    if (schema) {
+      schema = this.client.customWrapIdentifier(schema, identity);
+    }
+
+    let sql =
+      'select * from information_schema.columns where table_name = ? and table_catalog = ?';
+    const bindings = [
+      table.toLowerCase(),
+      this.client.database().toLowerCase(),
+    ];
+
+    if (schema) {
+      sql += ' and table_schema = ?';
+      bindings.push(schema);
+    } else {
+      sql += ' and table_schema = current_schema()';
+    }
+
+    return {
+      sql,
+      bindings,
+      output(resp) {
+        const out = reduce(
+          resp.rows,
+          function(columns, val) {
+            columns[val.column_name] = {
+              type: val.data_type,
+              maxLength: val.character_maximum_length,
+              nullable: val.is_nullable === 'YES',
+              defaultValue: val.column_default,
+            };
+            return columns;
+          },
+          {}
+        );
+        return (column && out[column]) || out;
+      },
+    };
+  },
+});
+
+module.exports = QueryCompiler_Redshift;

node_modules/knex/lib/dialects/redshift/schema/columnbuilder.js

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+const inherits = require('inherits');
+const ColumnBuilder = require('../../../schema/columnbuilder');
+
+function ColumnBuilder_Redshift() {
+  ColumnBuilder.apply(this, arguments);
+}
+inherits(ColumnBuilder_Redshift, ColumnBuilder);
+
+// primary needs to set not null on non-preexisting columns, or fail
+ColumnBuilder_Redshift.prototype.primary = function() {
+  this.notNullable();
+  return ColumnBuilder.prototype.primary.apply(this, arguments);
+};
+
+ColumnBuilder_Redshift.prototype.index = function() {
+  this.client.logger.warn('Redshift does not support the creation of indexes.');
+  return this;
+};
+
+module.exports = ColumnBuilder_Redshift;

node_modules/knex/lib/dialects/redshift/schema/columncompiler.js

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+// Redshift Column Compiler
+// -------
+
+const inherits = require('inherits');
+const ColumnCompiler_PG = require('../../postgres/schema/columncompiler');
+
+function ColumnCompiler_Redshift() {
+  ColumnCompiler_PG.apply(this, arguments);
+}
+inherits(ColumnCompiler_Redshift, ColumnCompiler_PG);
+
+Object.assign(ColumnCompiler_Redshift.prototype, {
+  // Types:
+  // ------
+  bigincrements: 'bigint identity(1,1) primary key not null',
+  binary: 'varchar(max)',
+  bit(column) {
+    return column.length !== false ? `char(${column.length})` : 'char(1)';
+  },
+  blob: 'varchar(max)',
+  enu: 'varchar(255)',
+  enum: 'varchar(255)',
+  increments: 'integer identity(1,1) primary key not null',
+  json: 'varchar(max)',
+  jsonb: 'varchar(max)',
+  longblob: 'varchar(max)',
+  mediumblob: 'varchar(16777218)',
+  set: 'text',
+  text: 'varchar(max)',
+  datetime(without) {
+    return without ? 'timestamp' : 'timestamptz';
+  },
+  timestamp(without) {
+    return without ? 'timestamp' : 'timestamptz';
+  },
+  tinyblob: 'varchar(256)',
+  uuid: 'char(36)',
+  varbinary: 'varchar(max)',
+  bigint: 'bigint',
+  bool: 'boolean',
+  double: 'double precision',
+  floating: 'real',
+  smallint: 'smallint',
+  tinyint: 'smallint',
+
+  // Modifiers:
+  // ------
+  comment(comment) {
+    this.pushAdditional(function() {
+      this.pushQuery(
+        `comment on column ${this.tableCompiler.tableName()}.` +
+          this.formatter.wrap(this.args[0]) +
+          ' is ' +
+          (comment ? `'${comment}'` : 'NULL')
+      );
+    }, comment);
+  },
+});
+
+module.exports = ColumnCompiler_Redshift;

node_modules/knex/lib/dialects/redshift/schema/compiler.js

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+/* eslint max-len: 0 */
+
+// Redshift Table Builder & Compiler
+// -------
+
+const inherits = require('inherits');
+const SchemaCompiler_PG = require('../../postgres/schema/compiler');
+
+function SchemaCompiler_Redshift() {
+  SchemaCompiler_PG.apply(this, arguments);
+}
+inherits(SchemaCompiler_Redshift, SchemaCompiler_PG);
+
+module.exports = SchemaCompiler_Redshift;

node_modules/knex/lib/dialects/redshift/schema/tablecompiler.js

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+/* eslint max-len: 0 */
+
+// Redshift Table Builder & Compiler
+// -------
+
+const inherits = require('inherits');
+const { has } = require('lodash');
+const TableCompiler_PG = require('../../postgres/schema/tablecompiler');
+
+function TableCompiler_Redshift() {
+  TableCompiler_PG.apply(this, arguments);
+}
+inherits(TableCompiler_Redshift, TableCompiler_PG);
+
+TableCompiler_Redshift.prototype.index = function(
+  columns,
+  indexName,
+  indexType
+) {
+  this.client.logger.warn('Redshift does not support the creation of indexes.');
+};
+
+TableCompiler_Redshift.prototype.dropIndex = function(columns, indexName) {
+  this.client.logger.warn('Redshift does not support the deletion of indexes.');
+};
+
+// TODO: have to disable setting not null on columns that already exist...
+
+// Adds the "create" query to the query sequence.
+TableCompiler_Redshift.prototype.createQuery = function(columns, ifNot) {
+  const createStatement = ifNot
+    ? 'create table if not exists '
+    : 'create table ';
+  let sql =
+    createStatement + this.tableName() + ' (' + columns.sql.join(', ') + ')';
+  if (this.single.inherits)
+    sql += ` like (${this.formatter.wrap(this.single.inherits)})`;
+  this.pushQuery({
+    sql,
+    bindings: columns.bindings,
+  });
+  const hasComment = has(this.single, 'comment');
+  if (hasComment) this.comment(this.single.comment);
+};
+
+TableCompiler_Redshift.prototype.primary = function(columns, constraintName) {
+  const self = this;
+  constraintName = constraintName
+    ? self.formatter.wrap(constraintName)
+    : self.formatter.wrap(`${this.tableNameRaw}_pkey`);
+  if (columns.constructor !== Array) {
+    columns = [columns];
+  }
+  const thiscolumns = self.grouped.columns;
+
+  if (thiscolumns) {
+    for (let i = 0; i < columns.length; i++) {
+      let exists = thiscolumns.find(
+        (tcb) =>
+          tcb.grouping === 'columns' &&
+          tcb.builder &&
+          tcb.builder._method === 'add' &&
+          tcb.builder._args &&
+          tcb.builder._args.indexOf(columns[i]) > -1
+      );
+      if (exists) {
+        exists = exists.builder;
+      }
+      const nullable = !(
+        exists &&
+        exists._modifiers &&
+        exists._modifiers['nullable'] &&
+        exists._modifiers['nullable'][0] === false
+      );
+      if (nullable) {
+        if (exists) {
+          return this.client.logger.warn(
+            'Redshift does not allow primary keys to contain nullable columns.'
+          );
+        } else {
+          return this.client.logger.warn(
+            'Redshift does not allow primary keys to contain nonexistent columns.'
+          );
+        }
+      }
+    }
+  }
+  return self.pushQuery(
+    `alter table ${self.tableName()} add constraint ${constraintName} primary key (${self.formatter.columnize(
+      columns
+    )})`
+  );
+};
+
+// Compiles column add. Redshift can only add one column per ALTER TABLE, so core addColumns doesn't work.  #2545
+TableCompiler_Redshift.prototype.addColumns = function(
+  columns,
+  prefix,
+  colCompilers
+) {
+  if (prefix === this.alterColumnsPrefix) {
+    TableCompiler_PG.prototype.addColumns.call(
+      this,
+      columns,
+      prefix,
+      colCompilers
+    );
+  } else {
+    prefix = prefix || this.addColumnsPrefix;
+    colCompilers = colCompilers || this.getColumns();
+    for (const col of colCompilers) {
+      const quotedTableName = this.tableName();
+      const colCompiled = col.compileColumn();
+
+      this.pushQuery({
+        sql: `alter table ${quotedTableName} ${prefix}${colCompiled}`,
+        bindings: [],
+      });
+    }
+  }
+};
+
+module.exports = TableCompiler_Redshift;

node_modules/knex/lib/dialects/redshift/transaction.js

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+const Transaction = require('../../transaction');
+
+module.exports = class Redshift_Transaction extends Transaction {
+  savepoint(conn) {
+    this.trxClient.logger('Redshift does not support savepoints.');
+    return Promise.resolve();
+  }
+
+  release(conn, value) {
+    this.trxClient.logger('Redshift does not support savepoints.');
+    return Promise.resolve();
+  }
+
+  rollbackTo(conn, error) {
+    this.trxClient.logger('Redshift does not support savepoints.');
+    return Promise.resolve();
+  }
+};