Method commentOnColumn

internal/sql/catalog/comment_on.go:8–24

(stmt *ast.CommentOnColumnStmt)

)

func (c *Catalog) commentOnColumn(stmt *ast.CommentOnColumnStmt) error {
	_, t, err := c.getTable(stmt.Table)
	if err != nil {
		return err
	}
	for i := range t.Columns {
		if t.Columns[i].Name == stmt.Col.Name {
			if stmt.Comment != nil {
				t.Columns[i].Comment = *stmt.Comment
			} else {
				t.Columns[i].Comment = ""
			}
			return nil
		}
	}
	return sqlerr.ColumnNotFound(stmt.Table.Name, stmt.Col.Name)
}

func (c *Catalog) commentOnSchema(stmt *ast.CommentOnSchemaStmt) error {
	s, err := c.getSchema(stmt.Schema.Str)