Add support for 'import_schema' property in connection config, controlling whether to create a postgres schema for a steampipe connection. Closes #3407

Rename 'connection_state' table to 'steampipe_connection_state'. #3403
Rename 'internal' table to 'steampipe_internal
Remove 'Connection' property from ConnectionState

pkg/interactive/interactive_client_autocomplete.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"github.com/c-bata/go-prompt"
 	"github.com/turbot/go-kit/helpers"
+	"github.com/turbot/steampipe/pkg/constants"
 	"github.com/turbot/steampipe/pkg/db/db_common"
 	"github.com/turbot/steampipe/pkg/steampipeconfig"
 	"github.com/turbot/steampipe/pkg/steampipeconfig/modconfig"
@@ -45,6 +46,9 @@ func (c *InteractiveClient) initialiseSchemaAndTableSuggestions(connectionStateM
 	// (this is needed as GetFirstSearchPathConnectionForPlugins will return ALL dynamic connections)
 	var unqualifiedTablesToAdd = make(map[string]struct{})
 
+	// add connection state
+	unqualifiedTablesToAdd[constants.ConnectionStateTable] = struct{}{}
+	
 	// get the first search path connection for each plugin
 	firstConnectionPerPlugin := connectionStateMap.GetFirstSearchPathConnectionForPlugins(c.client().GetRequiredSessionSearchPath())
 	firstConnectionPerPluginLookup := utils.SliceToLookup(firstConnectionPerPlugin)