New InformationSchema reader.

WithCheckConstraints when the `statistics` table exists.

WithColumnPrivileges when the `column_privileges` table exists.

WithConstraints when the `statistics` table exists.

WithCurrentSchema expression to filter by when OnlyVisible filter is true.

WithCustomClauses to use different expressions for some columns.

WithDataTypeFormatter function to build updated string representation of data type from Column.

WithFunctions when the `routines` and `parameters` tables exists.

WithIndexes when the `statistics` table exists.

WithPlaceholder generator function, that usually returns either `?` or `$n`, where `n` is the argument.

WithSequences when the `sequences` table exists.

WithSystemSchemas that are ignored unless WithSystem filter is true.

WithTablePrivileges when the `table_privileges` table exists.

WithUsagePrivileges when the `usage_privileges` table exists.

InformationSchema metadata reader.