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The following code snippets show how to use round numbers to hundreds or thousands in Teradata.  warning Alert - The following code snippets are used to round to the smallest hundreds or thousands that is equal or greater than the i...

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local_offer teradata local_offer SQL

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In article   Teradata SQL...

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This page shows you how to use LIKE

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local_offer teradata local_offer SQL

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This page shows how to trim or remove leading or/and trailing zeros using Teradata SQL.

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In SQL Server, we can use TRUNCATE statement to clear all the records in a table and it usually performs better compared with DELETE statements as no transaction log for each individual row deletion. The syntax looks like the following: TRUNCATE TABLE { database_name.schema_name.tab...

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OREPLACE functions in Teradata can be used to replace or remove characters from a string. OREPACE is Teradata's extension to ASNI SQL. The usual REPLACE function is not available. ANSI SQL REPLACE function REPLACE function is commonly implemented in many other SQL databases such as ...

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Extract sub string from a string is a common operation in data analytics. In Teradata, function SUBSTRING (SUBSTR) and REGEXP_SUBSTR are provided to achieve that. SUBSTR is used to extract string from a specified location while REGEXP_SUBSTR is used to extract string using regular expressions. ...

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COALESCE function in Teradata returns NULL if all arguments evaluate to null; otherwise it returns the value of the first non-null argument. NULLIF is to used evaluate two expressions and returns NULL if the two arguments are equal otherwise if returns the first arguments. IS NULL i...

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In SQL Server, TRY_CAST function returns a value cast to a specified data type is the cast is successful or null is the cast is not successful.  In Teradata, the equivalent function is TRYCAST. Code snippets -- return int 1030 SELECT TRYCAST('01030' AS int); -- retur...

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From Teradata 16, LEAD and LAG OLAP functions are supported. The LAG function returns data from a row preceding the current row at a specified offset in a window group; the LEAD function accesses data from a row following the current row at a specified offset in a window group. Scenario ...

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