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Commitd86dee3

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This patch should fix the problem. Doesn't include my previous patch
for repeat(). Again, somewhat off-the-cuff, so I might have missedsomething...test=# select lpad('xxxxx',1431655765,'yyyyyyyyyyyyyyyy');ERROR: Requested length too largetest=# select rpad('xxxxx',1431655765,'yyyyyyyyyyyyyyyy');ERROR: Requested length too large(That's on a Unicode DB, haven't tested other encodings but AFAICTthis fix should still work.)Neil Conway
1 parentcbe733d commitd86dee3

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‎src/backend/utils/adt/oracle_compat.c‎

Lines changed: 11 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -9,7 +9,7 @@
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*
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*
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* IDENTIFICATION
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*$Header: /cvsroot/pgsql/src/backend/utils/adt/oracle_compat.c,v 1.39 2002/08/22 04:54:20 momjian Exp $
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*$Header: /cvsroot/pgsql/src/backend/utils/adt/oracle_compat.c,v 1.40 2002/08/22 04:55:05 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
@@ -199,6 +199,11 @@ lpad(PG_FUNCTION_ARGS)
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#ifdefMULTIBYTE
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bytelen=pg_database_encoding_max_length()*len;
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/* check for integer overflow */
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if (len!=0&&bytelen /pg_database_encoding_max_length()!=len)
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elog(ERROR,"Requested length too large");
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ret= (text*)palloc(VARHDRSZ+bytelen);
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#else
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ret= (text*)palloc(VARHDRSZ+len);
@@ -310,6 +315,11 @@ rpad(PG_FUNCTION_ARGS)
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#ifdefMULTIBYTE
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bytelen=pg_database_encoding_max_length()*len;
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/* Check for integer overflow */
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if (len!=0&&bytelen /pg_database_encoding_max_length()!=len)
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elog(ERROR,"Requested length too large");
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ret= (text*)palloc(VARHDRSZ+bytelen);
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#else
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ret= (text*)palloc(VARHDRSZ+len);

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