SQL Request and Response Limits - Teradata VantageCloud Lake

Lake - Database Reference

Deployment
VantageCloud
Edition
Lake
Product
Teradata VantageCloud Lake
Release Number
Published
February 2025
ft:locale
en-US
ft:lastEdition
2025-11-21
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ohi1683672393549
Parameter Value
Maximum SQL text size per request.

This includes SQL request text, USING data, and parcel overhead.

1 MB
Maximum request message size. The message includes SQL request text, USING data, and parcel overhead. 7 MB
Maximum number of entries in an IN list.

There is no fixed limit on the number of entries in an IN list; however, other limits, such as the maximum SQL text size, place a request-specific upper bound on this number.

Unlimited
Maximum SQL activity count size. 8 bytes
Maximum number of tables and single-table views that can be joined per query block. 128
Maximum number of partitions for a join operation. 50
Maximum number of subquery nesting levels per query. 64
Maximum number of tables or single-table views that can be referenced per subquery.

128

Maximum number of fields in a USING row descriptor. 2,536
Maximum number of bytes in USING data. This value does not include Smart LOB (SLOB) data. 1,040,000
Maximum number of open cursors per embedded SQL program. 16
Maximum SQL text response size. 1 MB
Maximum number of columns per DML request ORDER BY clause. 64
Maximum number of columns per DML request GROUP BY clause. 64
Maximum number of fields in a CONSTANT row. 32,768