Module codegen 

AST-to-VDBE bytecode compilation (§10.6).

Translates parsed SQL statements into VDBE register-based instructions using the ProgramBuilder from fsqlite-types. Handles SELECT, INSERT, UPDATE, and DELETE with correct opcode patterns matching C SQLite behavior.

Structs

CodegenContext

Configuration for the code generator.

ColumnInfo

Column metadata needed by the code generator.

IndexSchema

Index metadata needed for codegen (index-scan SELECT).

TableSchema

Minimal table schema needed by the code generator.

Enums

CodegenError

Errors during code generation.

Functions

codegen_delete

Generate VDBE bytecode for a DELETE statement.

codegen_insert

Generate VDBE bytecode for an INSERT statement.

codegen_select

Generate VDBE bytecode for a SELECT statement.

codegen_update

Generate VDBE bytecode for an UPDATE statement.