17.10 - position(java.lang.String searchstr, long start) - Advanced SQL Engine - Teradata Database

Teradata Vantage™ - SQL External Routine Programming

Product
Advanced SQL Engine
Teradata Database
Release Number
17.10
Release Date
July 2021
Content Type
Programming Reference
Publication ID
B035-1147-171K
Language
English (United States)

Retrieves the character position at which the specified search string begins within the CLOB value that this Clob object represents. The search for searchstr begins at position start.

If the search is successful, position() returns the position at which the search string begins; otherwise, position() returns a value of -1.

Syntax

position(java.lang.String searchstr, long start)

Syntax Elements

searchstr
The string for which to search.
The first character is at position 1.
start
The position at which to begin searching.
The first position is 1.

Exceptions

IF … THEN position() throws an SQLException to …
there is an error accessing the CLOB value indicate a failure while reading LOB data, setting the SQLException fields as follows:
  • SQLState Field = “TS000”
  • vendorCode Field = 7851
the searchstr argument is null

-or-

the value of the start argument is less than 1

indicate an invalid argument, setting the SQLException fields as follows:
  • SQLState Field = “22023”
  • vendorCode Field = 7859
the JVM cannot allocate enough memory for the method to search for the specified string indicate that available JVM heap memory has run out, setting the SQLException fields as follows:
  • SQLState Field = “TS000”
  • vendorCode Field = 7856