Attempt at schema table

Author: tbantle22

go/libraries/doltcore/doltdb/system_table.go

@@ -236,6 +236,11 @@ const (
 	QueryCatalogDescriptionCol = "description"
 )
 
+// GetSchemasTableName returns the name of the dolt schema fragment table
+var GetSchemasTableName = func() string {
+	return SchemasTableName
+}
+
 const (
 	// SchemasTableName is the name of the dolt schema fragment table
 	SchemasTableName = "dolt_schemas"

go/libraries/doltcore/sqle/database.go

@@ -681,13 +681,24 @@ func (db Database) getTableInsensitive(ctx *sql.Context, head *doltdb.Commit, ds
 				dt = NewProceduresTable(writeTable)
 			}
 		}
-	case doltdb.SchemasTableName:
-		found = true
-		backingTable, _, err := db.getTable(ctx, root, doltdb.SchemasTableName)
+	case doltdb.SchemasTableName, doltdb.GetSchemasTableName():
+		isDoltgresSystemTable, err := resolve.IsDoltgresSystemTable(ctx, tname, root)
 		if err != nil {
 			return nil, false, err
 		}
-		dt = NewSchemaTable(backingTable)
+		if !resolve.UseSearchPath || isDoltgresSystemTable {
+			found = true
+			backingTable, _, err := db.getTable(ctx, root, doltdb.SchemasTableName)
+			if err != nil {
+				return nil, false, err
+			}
+			if backingTable == nil {
+				dt = NewEmptySchemaTable()
+			} else {
+				writeTable := backingTable.(*WritableDoltTable)
+				dt = NewSchemaTable(writeTable)
+			}
+		}
 	}
 
 	if found {

go/libraries/doltcore/sqle/schema_table.go

@@ -219,11 +219,7 @@ func getOrCreateDoltSchemasTable(ctx *sql.Context, db Database) (retTbl *Writabl
 	schemaName := doltdb.DefaultSchemaName
 	if resolve.UseSearchPath {
 		if db.schemaName == "" {
-			schemaName, err = resolve.FirstExistingSchemaOnSearchPath(ctx, root)
-			if err != nil {
-				return nil, err
-			}
-			db.schemaName = schemaName
+			db.schemaName = "dolt"
 		} else {
 			schemaName = db.schemaName
 		}