Snowflake 提供两个观测 clustering 指标的相关函数,让用户查看当前 table overlap 情况,以及帮助用户判断是否要使用 clustering 功能: SYSTEM$CLUSTERING_DEPTH - 输出指定表的 average_depth。同时可以指定任意 column,即使不是 cluster key;如果没有指定 column,则输出 cls
Case Study 1: Improving Query Performance in a Financial Services Company A large financial services company struggled with slow query performance due to the rapidly changing nature of their data. The company relied heavily on partitioning by date, but over time, this led to uneven partition sizes...
DESIGN PLANTERS', 'WALLET TRANSPORT', 'WALLET SUKI', 'RETROSPOT RED', 'BOX SET', 'BOY JEAN-PAUL', 'JAR JAM', 'JAR CAFE', '/ CURTAIN', 'POLKADOT MUG', 'RED/BLUE KEYRING', 'BEACH BAG', 'IVORY HEART', 'STONES NECKLACE', 'WREATH CREAM', 'STRAND NECKLACE', 'MOON 30', 'PAD ...