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HCK-8231: logs #158

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Sep 30, 2024
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HCK-8231: logs #158

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59 changes: 44 additions & 15 deletions reverse_engineering/helpers/snowflakeHelper.js
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Original file line number Diff line number Diff line change
Expand Up @@ -493,6 +493,8 @@ const showViews = () => execute('SHOW VIEWS;');

const showMaterializedViews = () => execute('SHOW MATERIALIZED VIEWS;');

const showIcebergTables = ({ options = '' } = {}) => execute(`SHOW ICEBERG TABLES${options};`);

const annotateView = row => ({ ...row, name: `${row.name} (v)` });

const splitEntityNames = names => {
Expand Down Expand Up @@ -543,32 +545,59 @@ const getRowsByDatabases = entitiesRows => {
}, {});
};

const getEntitiesNames = async ({ logger }) => {
const logErrorAndReturnEmptyArray = err => {
const logErrorAndReturnEmptyArray =
({ logger }) =>
err => {
logger.log('error', err, 'SHOW command error');
return [];
};

const logTablesMeta = ({ tables = [] }) => {
if (!tables.length) {
return;
const logTablesMeta = async ({ logger, tables = [], icebergTables = [] }) => {
if (!tables.length || !logger) {
return;
}

const logError = logErrorAndReturnEmptyArray({ logger });

const getMeta = async table => {
const { database_name, name, rows, is_dynamic, is_external, is_iceberg } = table;
const baseInfo =
`${database_name}.${name}: ` +
`rows=${rows}; ` +
`is_dynamic=${is_dynamic}; ` +
`is_external=${is_external}; ` +
`is_iceberg=${is_iceberg};`;

let icebergInfo = '';

if (is_iceberg) {
const icebergMeta = _.head(await showIcebergTables({ options: ` LIKE '%${name}%'` }).catch(logError));
if (icebergMeta) {
icebergInfo = '\nIceberg table meta: ';
_.forOwn(icebergMeta, (value, key) => (icebergInfo += `${key}=${value};`));
}
}
const getMeta = table =>
`${table.database_name}.${table.name}: rows=${table.rows}; is_dynamic=${table.is_dynamic}; is_external=${table.is_external}; is_iceberg=${table.is_iceberg};`;
const combinedMeta = tables.map(getMeta);

logger.log('info', combinedMeta, 'Tables metadata');
return `${baseInfo}${icebergInfo}`;
};
const combinedMeta = await Promise.all(tables.map(getMeta));

logger.log('info', combinedMeta, 'Tables metadata');
};

const getEntitiesNames = async ({ logger }) => {
const logError = logErrorAndReturnEmptyArray({ logger });

const databases = await showDatabases().catch(logErrorAndReturnEmptyArray);
const tablesRows = await showTablesByDatabases(databases).catch(logErrorAndReturnEmptyArray);
const databases = await showDatabases().catch(logError);
const tablesRows = await showTablesByDatabases(databases).catch(logError);
const flatTableRows = tablesRows.flatMap(row => row.value).filter(Boolean);
const icebergTables = await showIcebergTables().catch(logError);

logTablesMeta({ tables: flatTableRows });
await logTablesMeta({ logger, tables: flatTableRows, icebergTables });

const externalTableRows = await showExternalTables().catch(logErrorAndReturnEmptyArray);
const viewsRows = await showViews().catch(logErrorAndReturnEmptyArray);
const materializedViewsRows = await showMaterializedViews().catch(logErrorAndReturnEmptyArray);
const externalTableRows = await showExternalTables().catch(logError);
const viewsRows = await showViews().catch(logError);
const materializedViewsRows = await showMaterializedViews().catch(logError);

const entitiesRows = [
...flatTableRows,
Expand Down