About Emrah Idman
Emrah Idman has considerable experience in relational and NoSQL databases. He has worked in a large-scale financial company for over 15 years. He has significant experience in team management, procurement and capacity planning, database administration and product testing for high-volume systems. He is working at ChistaDATA Inc. as senior database administrator.
Contact: Website

ClickHouse String Functions : Part III

Introduction ClickHouse has three types of functions for string operations. These are: General Functions Searching Functions Replacing Functions We aimed to explain the most commonly used functions for replacing in strings with examples in this […]

ClickHouse String Functions : Part II

Introduction ClickHouse has three types of functions for string operations. These are: General Functions Searching Functions Replacing Functions We aimed to explain the most commonly used functions for searching in strings with examples in this […]

Access Remote Server in ClickHouse

In ClickHouse, it is possible to access a remote database without creating a distributed table. For that reason, “remote” or “remoteSecure” functions can be used. “remoteSecure” is the same as “remote” but with a secure […]

How to use Freeze command in ClickHouse

  ClickHouse has several backup solutions to restore the disk, database, table, and partition levels. You can access other detailed backup and restore solution documentation here and export/import documentation here. Today, we would like to […]

ClickHouse String Functions – Part I

Introduction ClickHouse has three types of functions for string operations. These are: General Functions Searching Functions Replacing Functions I aimed to explain the most commonly used general string functions with examples in this article. General […]

Data Backup and Restore in ClickHouse

Photo by Lenharth Systems on StockSnap Introduction Backup is a way to protect and restore databases. It is a safeguard against unexpected data loss and application errors. Replication protects the databases from hardware or connection […]

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