JOIN INDEX IN TERADATA

Dear Readers, In this article , we will see JOIN INDEXES IN TERADATA. A join index is an indexing structure containing columns from multiple tables, specifically the resulting columns from one or more tables. Rather than having to join an individual table each time the… Read More

HASH INDEX IN TERADATA

Dear Readers , In this article, we will see Hash indexes in Teradata. Hash indexes are file structures that share properties in common with both single-table join indexes and secondary indexes. From an architectural perspective, the incorporation of auxiliary structures as a transparently embedded element… Read More

COMPRESSION IN TERADATA

Dear Readers, In this article, we will learn about COMPRESSION IN TERADATA. We all know that now-a-days how many transactions are happening per day in this digital world. To store those data in data warehouse we need more storage disk. So everyone is looking for… Read More

SECONDARY INDEX IN TERADATA

Dear Readers, In this article, we will learn about SECONDARY INDEX IN TERADATA A table can contain only one primary index. More often, you will come across scenarios where the table contains other columns, using which the data is frequently accessed. Teradata will perform full… Read More

CHECK TABLE IN TERADATA

CHECK TABLE IN TERADATA The CheckTable utility is a diagnostic tool that finds inconsistencies and data corruption in data structures, such as table headers, row identifiers, and indexes (including geospatial). CheckTable offers several levels of data checking. Higher-level checks are generally more thorough than lower-level… Read More