Module analysis 

SQL statement analysis utilities: table extraction, column extraction, parameter counting, and SQL normalization.

Functions

count_params

Count the number of positional parameter placeholders in a SQL string.

extract_columns

Extract column names referenced in a statement.

extract_tables

Extract table names referenced in a statement using the SQL text.

is_read_only

Returns true if the statement is read-only (does not modify data or schema).

normalize

Normalize a SQL string for use as a cache key.