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Reduce the amount of heap required to store many schemas by storing each

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column datatype appended to the column name, rather than as a separate
allocation.

FossilOrigin-Name: 842b21162713bb141b845b01c136457a31af4ab0
This commit is contained in:
drh
2016-02-29 15:53:11 +00:00
parent 743606c3d3
commit 94eaafa9ce
10 changed files with 52 additions and 37 deletions
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src/main.c
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@@ -3335,7 +3335,8 @@ int sqlite3_table_column_metadata(
** explicitly declared column. Copy meta information from *pCol.
*/
if( pCol ){
zDataType = pCol->zType;
zDataType = sqlite3StrNext(pCol->zName);
if( zDataType[0]==0 ) zDataType = 0;
zCollSeq = pCol->zColl;
notnull = pCol->notNull!=0;
primarykey = (pCol->colFlags & COLFLAG_PRIMKEY)!=0;