analyzer

func (*Analyzer) Analyze ¶

func (a *Analyzer) Analyze(ctx context.Context, n ast.Node, query string, migrations []string, ps *named.ParamSet) (*core.Analysis, error)

func (*Analyzer) Close ¶

func (a *Analyzer) Close(_ context.Context) error

func (*Analyzer) EnsureConn ¶

func (a *Analyzer) EnsureConn(ctx context.Context, migrations []string) error

EnsureConn initializes the database connection if not already done. This is useful for database-only mode where we need to connect before analyzing queries.

func (*Analyzer) GetColumnNames ¶

func (a *Analyzer) GetColumnNames(ctx context.Context, query string) ([]string, error)

GetColumnNames implements the expander.ColumnGetter interface. It prepares a query and returns the column names from the result set description.

func (*Analyzer) IntrospectSchema ¶

func (a *Analyzer) IntrospectSchema(ctx context.Context, schemas []string) (*catalog.Catalog, error)

IntrospectSchema queries the database to build a catalog containing tables and columns for the database.