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This experimental branch attempts to use columns for an index-on-expression

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in place of the expression that is being indexed.  This particular check-in
mostly works, but there are still issues.

FossilOrigin-Name: 2e8d4fd4cfd9e82f33c707ba246fe2bb3ca01762cf5ac5905058fbc7adf0abe7
This commit is contained in:
drh
2022-10-13 21:08:34 +00:00
parent d92c652ac1
commit 4bc1cc1847
10 changed files with 123 additions and 15 deletions
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src/analyze.c
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@@ -953,6 +953,7 @@ static void analyzeVdbeCommentIndexWithColumnName(
if( NEVER(i==XN_ROWID) ){
VdbeComment((v,"%s.rowid",pIdx->zName));
}else if( i==XN_EXPR ){
assert( pIdx->bHasExpr );
VdbeComment((v,"%s.expr(%d)",pIdx->zName, k));
}else{
VdbeComment((v,"%s.%s", pIdx->zName, pIdx->pTable->aCol[i].zCnName));