Fix dolt_history table for multiple schemas for doltgres

Author: tbantle22

go/libraries/doltcore/sqle/database.go

@@ -350,6 +350,14 @@ func (db Database) getTableInsensitive(ctx *sql.Context, head *doltdb.Commit, ds
 		return dt, true, nil
 
 	case strings.HasPrefix(lwrName, doltdb.DoltHistoryTablePrefix):
+		if resolve.UseSearchPath && db.schemaName == "" {
+			schemaName, err := resolve.FirstExistingSchemaOnSearchPath(ctx, root)
+			if err != nil {
+				return nil, false, err
+			}
+			db.schemaName = schemaName
+		}
+
 		baseTableName := tblName[len(doltdb.DoltHistoryTablePrefix):]
 		baseTable, ok, err := db.getTable(ctx, root, baseTableName)
 		if err != nil {

go/libraries/doltcore/sqle/history_table.go

@@ -29,7 +29,6 @@ import (
 	"github.com/dolthub/dolt/go/libraries/doltcore/doltdb"
 	"github.com/dolthub/dolt/go/libraries/doltcore/schema"
 	"github.com/dolthub/dolt/go/libraries/doltcore/sqle/index"
-	"github.com/dolthub/dolt/go/libraries/doltcore/sqle/resolve"
 	"github.com/dolthub/dolt/go/store/datas"
 	"github.com/dolthub/dolt/go/store/hash"
 )
@@ -498,7 +497,7 @@ func (ht *HistoryTable) newRowItrForTableAtCommit(ctx *sql.Context, table *DoltT
 		return nil, err
 	}
 
-	_, _, ok, err := resolve.Table(ctx, root, table.Name())
+	_, ok, err := root.GetTable(ctx, table.TableName())
 	if err != nil {
 		return nil, err
 	}
@@ -521,10 +520,6 @@ func (ht *HistoryTable) newRowItrForTableAtCommit(ctx *sql.Context, table *DoltT
 		for _, idx := range indexes {
 			if idx.ID() == lookup.Index.ID() {
 				histTable = lockedTable.IndexedAccess(lookup)
-				if err != nil {
-					return nil, err
-				}
-
 				if histTable != nil {
 					newLookup := sql.IndexLookup{Index: idx, Ranges: lookup.Ranges}
 					partIter, err = histTable.(sql.IndexedTable).LookupPartitions(ctx, newLookup)