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Store the collating sequence name for each column of a table as an

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extension to the column name, for an additional savings in the heap space
needed to hold the schema.

FossilOrigin-Name: 832ac4c1ee384be0de72a4bdd55ed87e0f8294e7df5eefcf6b4942db3d85a69e
This commit is contained in:
drh
2021-08-05 15:27:19 +00:00
parent 324f91a591
commit 65b400931d
11 changed files with 81 additions and 33 deletions
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5
src/wherecode.c
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@@ -1241,8 +1241,9 @@ static void whereIndexExprTrans(
#ifndef SQLITE_OMIT_GENERATED_COLUMNS
}else if( iRef>=0
&& (pTab->aCol[iRef].colFlags & COLFLAG_VIRTUAL)!=0
&& (pTab->aCol[iRef].zCnColl==0
|| sqlite3StrICmp(pTab->aCol[iRef].zCnColl, sqlite3StrBINARY)==0)
&& ((pTab->aCol[iRef].colFlags & COLFLAG_HASCOLL)==0
|| sqlite3StrICmp(sqlite3ColumnColl(&pTab->aCol[iRef]),
sqlite3StrBINARY)==0)
){
/* Check to see if there are direct references to generated columns
** that are contained in the index. Pulling the generated column