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Create a new affinity called FLEXNUM that works like NUMERIC except that it

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never tries to convert integer to real or real to integer.  The affinity is
only used internally - it is not possible to create a table column with this
affinity.  This affinity is used on subqueries and views that are built off
of a compound SELECT and where the datatype is controlled by a CAST expression.
dbsqlfuzz c9ee6f9a0a8b8fefb02cf69de2a8b67ca39525c8

FossilOrigin-Name: 44135d6ea84f7ba6b36549954b38a8bc048d5ffea5a9779e35950afa4eb2dfb2
This commit is contained in:
drh
2022-12-15 20:03:08 +00:00
parent 118b53bd21
commit 00d6b2755f
8 changed files with 75 additions and 42 deletions
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2
src/expr.c
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@@ -4250,7 +4250,7 @@ expr_code_doover:
assert( pExpr->y.pTab!=0 );
aff = sqlite3TableColumnAffinity(pExpr->y.pTab, pExpr->iColumn);
if( aff>SQLITE_AFF_BLOB ){
static const char zAff[] = "B\000C\000D\000E";
static const char zAff[] = "B\000C\000D\000E\000F";
assert( SQLITE_AFF_BLOB=='A' );
assert( SQLITE_AFF_TEXT=='B' );
sqlite3VdbeAddOp4(v, OP_Affinity, iReg, 1, 0,