要按照大小选择所有Snowflake视图,可以使用以下解决方法:
SNOWFLAKE.ACCOUNT_USAGE.VIEWS
获取所有视图的信息,包括视图的大小。下面是一个示例代码,使用Snowflake的JavaScript驱动程序来实现以上步骤:
const snowflake = require('snowflake-sdk');
// 创建Snowflake连接
const connection = snowflake.createConnection({
account: 'your-account-url',
username: 'your-username',
password: 'your-password',
warehouse: 'your-warehouse',
database: 'your-database',
schema: 'your-schema'
});
// 连接到Snowflake
connection.connect((err, conn) => {
if (err) {
console.error('Unable to connect: ' + err.message);
} else {
console.log('Connected to Snowflake');
// 查询所有视图的大小并按照大小进行排序
const query = `
SELECT TABLE_NAME, SIZE
FROM SNOWFLAKE.ACCOUNT_USAGE.VIEWS
ORDER BY SIZE DESC
`;
conn.execute({
sqlText: query,
complete: (err, stmt, rows) => {
if (err) {
console.error('Unable to execute query: ' + err.message);
} else {
console.log('Selected all views ordered by size:');
console.table(rows);
}
// 关闭Snowflake连接
conn.destroy((err) => {
if (err) {
console.error('Unable to disconnect: ' + err.message);
} else {
console.log('Disconnected from Snowflake');
}
});
}
});
}
});
请确保替换示例代码中的以下参数:
your-account-url
: Snowflake帐户URLyour-username
: Snowflake用户名your-password
: Snowflake密码your-warehouse
: Snowflake Warehouse名称your-database
: Snowflake数据库名称your-schema
: Snowflake模式名称这个示例代码将连接到Snowflake,查询所有视图的大小,并按照大小进行排序。然后,它将打印选择的所有视图的结果,并断开与Snowflake的连接。
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