sqlite3_table_column_metadata

int sqlite3_table_column_metadata(
     sqlite3 * db,                /** Connection handle */
     const(char) * zDbName,        /** Database name or NULL */
     const(char) * zTableName,     /** Table name */
     const(char) * zColumnName,    /** Column name */
     char  * * pzDataType,    /** OUTPUT: Declared data type */
     char  * * pzCollSeq,     /** OUTPUT: Collation sequence name */
     int  * pNotNull,              /** OUTPUT: True if NOT NULL constraint exists */
     int  * pPrimaryKey,           /** OUTPUT: True if column part of PK */
     int  * pAutoinc               /** OUTPUT: True if column is auto-increment */
)

CAPI3REF: Extract Metadata About A Column Of A Table