plyql/build/schema.js

A SQL-like interface for Plywood

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var plywood_1 = require("plywood");
var datasets_1 = require("./datasets");
var DB_NAME = 'plyql1';
var schemataData = [
    {
        "CATALOG_NAME": "def",
        "SCHEMA_NAME": "information_schema",
        "DEFAULT_CHARACTER_SET_NAME": "utf8",
        "DEFAULT_COLLATION_NAME": "utf8_general_ci",
        "SQL_PATH": null
    },
    {
        "CATALOG_NAME": "def",
        "SCHEMA_NAME": DB_NAME,
        "DEFAULT_CHARACTER_SET_NAME": "utf8",
        "DEFAULT_COLLATION_NAME": "utf8_general_ci",
        "SQL_PATH": null
    }
];
var tablesData = [
    {
        "TABLE_CATALOG": "def",
        "TABLE_SCHEMA": "information_schema",
        "TABLE_NAME": "COLUMNS",
        "TABLE_TYPE": "SYSTEM VIEW",
        "ENGINE": "InnoDB",
        "VERSION": 10,
        "ROW_FORMAT": "Dynamic",
        "TABLE_ROWS": null,
        "AVG_ROW_LENGTH": 0,
        "DATA_LENGTH": 16384,
        "MAX_DATA_LENGTH": 0,
        "INDEX_LENGTH": 0,
        "DATA_FREE": 141557760,
        "AUTO_INCREMENT": null,
        "CREATE_TIME": null,
        "UPDATE_TIME": null,
        "CHECK_TIME": null,
        "TABLE_COLLATION": "utf8_general_ci",
        "CHECKSUM": null,
        "CREATE_OPTIONS": "max_rows=2789",
        "TABLE_COMMENT": ''
    },
    {
        "TABLE_CATALOG": "def",
        "TABLE_SCHEMA": "information_schema",
        "TABLE_NAME": "SCHEMATA",
        "TABLE_TYPE": "SYSTEM VIEW",
        "ENGINE": "MEMORY",
        "VERSION": 10,
        "ROW_FORMAT": "Fixed",
        "TABLE_ROWS": null,
        "AVG_ROW_LENGTH": 3464,
        "DATA_LENGTH": 0,
        "MAX_DATA_LENGTH": 16738048,
        "INDEX_LENGTH": 0,
        "DATA_FREE": 0,
        "AUTO_INCREMENT": null,
        "CREATE_TIME": null,
        "UPDATE_TIME": null,
        "CHECK_TIME": null,
        "TABLE_COLLATION": "utf8_general_ci",
        "CHECKSUM": null,
        "CREATE_OPTIONS": "max_rows=4843",
        "TABLE_COMMENT": ''
    },
    {
        "TABLE_CATALOG": "def",
        "TABLE_SCHEMA": "information_schema",
        "TABLE_NAME": "TABLES",
        "TABLE_TYPE": "SYSTEM VIEW",
        "ENGINE": "MEMORY",
        "VERSION": 10,
        "ROW_FORMAT": "Fixed",
        "TABLE_ROWS": null,
        "AVG_ROW_LENGTH": 9441,
        "DATA_LENGTH": 0,
        "MAX_DATA_LENGTH": 16757775,
        "INDEX_LENGTH": 0,
        "DATA_FREE": 0,
        "AUTO_INCREMENT": null,
        "CREATE_TIME": null,
        "UPDATE_TIME": null,
        "CHECK_TIME": null,
        "TABLE_COLLATION": "utf8_general_ci",
        "CHECKSUM": null,
        "CREATE_OPTIONS": "max_rows=1777",
        "TABLE_COMMENT": ''
    }
];
function addExternalToTables(source) {
    tablesData.push({
        "TABLE_CATALOG": "def",
        "TABLE_SCHEMA": DB_NAME,
        "TABLE_NAME": source,
        "TABLE_TYPE": "BASE TABLE",
        "ENGINE": "InnoDB",
        "VERSION": 10,
        "ROW_FORMAT": "Dynamic",
        "TABLE_ROWS": 1e7,
        "AVG_ROW_LENGTH": 1337,
        "DATA_LENGTH": 90832896,
        "MAX_DATA_LENGTH": 0,
        "INDEX_LENGTH": 0,
        "DATA_FREE": 6291456,
        "AUTO_INCREMENT": null,
        "CREATE_TIME": null,
        "UPDATE_TIME": null,
        "CHECK_TIME": null,
        "TABLE_COLLATION": "utf8_general_ci",
        "CHECKSUM": null,
        "CREATE_OPTIONS": '',
        "TABLE_COMMENT": ''
    });
}
var columnsData = datasets_1.getData('columns');
function getDataType(type) {
    switch (type) {
        case 'BOOLEAN': return 'tinyint';
        case 'STRING': return 'varchar';
        case 'SET/STRING': return 'varchar';
        case 'NUMBER': return 'double';
        case 'TIME': return 'timestamp';
        default: return 'varchar';
    }
}
function getColumnType(type) {
    switch (type) {
        case 'BOOLEAN': return 'tinyint(1)';
        case 'STRING': return 'varchar(255)';
        case 'SET/STRING': return 'varchar(255)';
        case 'NUMBER': return 'double';
        case 'TIME': return 'timestamp';
        default: return 'varchar(255)';
    }
}
function addExternalToColumns(source, external, mysqlTypes) {
    var attributes = external.attributes;
    for (var i = 0; i < attributes.length; i++) {
        var attribute = attributes[i];
        columnsData.push({
            "TABLE_CATALOG": "def",
            "TABLE_SCHEMA": DB_NAME,
            "TABLE_NAME": source,
            "COLUMN_NAME": attribute.name,
            "ORDINAL_POSITION": i + 1,
            "COLUMN_DEFAULT": null,
            "IS_NULLABLE": "YES",
            "DATA_TYPE": mysqlTypes ? getDataType(attribute.type) : attribute.type,
            "CHARACTER_MAXIMUM_LENGTH": 255,
            "CHARACTER_OCTET_LENGTH": 1020,
            "NUMERIC_PRECISION": null,
            "NUMERIC_SCALE": null,
            "DATETIME_PRECISION": null,
            "CHARACTER_SET_NAME": "utf8mb4",
            "COLLATION_NAME": "utf8mb4_bin",
            "COLUMN_TYPE": mysqlTypes ? getColumnType(attribute.type) : attribute.type,
            "COLUMN_KEY": '',
            "EXTRA": '',
            "PRIVILEGES": "select",
            "COLUMN_COMMENT": attribute.nativeType || '',
            "GENERATION_EXPRESSION": ''
        });
    }
}
function addExternal(source, external, mysqlTypes) {
    addExternalToTables(source);
    addExternalToColumns(source, external, mysqlTypes);
}
exports.addExternal = addExternal;
function getSchemataDataset() {
    return plywood_1.Dataset.fromJS(schemataData);
}
exports.getSchemataDataset = getSchemataDataset;
function getTablesDataset() {
    return plywood_1.Dataset.fromJS(tablesData);
}
exports.getTablesDataset = getTablesDataset;
function getColumnsDataset() {
    return plywood_1.Dataset.fromJS(columnsData);
}
exports.getColumnsDataset = getColumnsDataset;