---------------------------------------------------------------------------------------- -- -- File name: cs_spch_first_rows.sql -- -- Purpose: Create a SQL Patch with FIRST_ROWS for given SQL_ID, and drops SQL Profile and SQL Plan Baselines -- -- Author: Carlos Sierra -- -- Version: 2023/04/27 -- -- Usage: Connecting into PDB. -- -- Enter SQL_ID and PLAN_HASH_VALUE when requested. -- -- Example: $ sqlplus / as sysdba -- SQL> @cs_spch_first_rows.sql -- -- Notes: Accesses AWR data thus you must have an Oracle Diagnostics Pack License. -- -- Developed and tested on 12.1.0.2. -- --------------------------------------------------------------------------------------- -- @@cs_internal/cs_primary.sql @@cs_internal/cs_cdb_warn.sql @@cs_internal/cs_set.sql @@cs_internal/cs_def.sql @@cs_internal/cs_file_prefix.sql -- DEF cs_script_name = 'cs_spch_first_rows'; -- DEF cs_sql_id_col = 'NOPRI'; DEF cs_uncommon_col = 'NOPRI'; DEF cs_delta_col = 'NOPRI'; -- DEF cs_sqlstat_days = '0.25'; -- @@cs_internal/cs_sample_time_boundaries.sql -- @@cs_internal/cs_snap_id_from_and_to.sql -- PRO 1. SQL_ID: DEF cs_sql_id = "&1."; UNDEF 1; DEF cs_filter_1 = 'sql_id = ''&&cs_sql_id.'''; DEF cs2_sql_text_piece = ''; -- @@cs_internal/cs_last_snap.sql -- SELECT '&&cs_file_prefix._&&cs_script_name._&&cs_sql_id.' cs_file_name FROM DUAL; -- @@cs_internal/cs_signature.sql -- COL hints_text NEW_V hints_text NOPRI; SELECT q'[&&hints_text.]'||CASE WHEN '&&cs_kiev_table_name.' IS NOT NULL THEN ' LEADING(@SEL$1 &&cs_kiev_table_name.)' END||q'[ OPT_PARAM('_b_tree_bitmap_plans' 'FALSE') OPT_PARAM('_no_or_expansion' 'TRUE')]' AS hints_text FROM DUAL; -- @@cs_internal/cs_spool_head.sql PRO SQL> @&&cs_script_name..sql "&&cs_sql_id." @@cs_internal/cs_spool_id.sql @@cs_internal/cs_spool_id_list_sql_id.sql -- PRO CBO HINTS : "&&hints_text." -- @@cs_internal/cs_print_sql_text.sql -- drop existing patch if any @@cs_internal/cs_spch_internal_drop.sql -- PRO PRO Create name: "spch_&&cs_sql_id." @@cs_internal/cs_spch_internal_create.sql -- @@cs_internal/cs_spch_internal_list.sql -- -- drop existing profile if any @@cs_internal/cs_sprf_internal_stgtab.sql @@cs_internal/cs_sprf_internal_pack.sql @@cs_internal/cs_sprf_internal_drop.sql -- -- drop existing baseline if any DEF cs_plan_name = ''; @@cs_internal/cs_spbl_internal_stgtab.sql @@cs_internal/cs_spbl_internal_pack.sql DECLARE l_plans INTEGER := 0; BEGIN IF '&&cs_sql_handle.' IS NOT NULL THEN l_plans := DBMS_SPM.drop_sql_plan_baseline(sql_handle => '&&cs_sql_handle.'); END IF; END; / -- DEF cs_scope_1 = ''; @@cs_internal/cs_gv_sql_global.sql @@cs_internal/cs_gv_sql_stability.sql -- PRO PRO SQL> @&&cs_script_name..sql "&&cs_sql_id." -- @@cs_internal/cs_spool_tail.sql @@cs_internal/cs_undef.sql @@cs_internal/cs_reset.sql --