SAP DB4_EXPLAIN_SQL_ST04 Function Module for iSeries: SQL Information
DB4_EXPLAIN_SQL_ST04 is a standard db4 explain sql st04 SAP function module available within SAP R/3 or S/4 Hana systems, depending on your version and release level. It is used for iSeries: SQL Information processing and below is the pattern details for this FM, showing its interface including any import and export parameters, exceptions etc. there is also a full "cut and paste" ABAP pattern code example, along with implementation ABAP coding, documentation and contribution comments specific to this or related objects.
See here to view full function module documentation and code listing for db4 explain sql st04 FM, simply by entering the name DB4_EXPLAIN_SQL_ST04 into the relevant SAP transaction such as SE37 or SE38.
Function Group: STU4_EXPLAIN
Program Name: SAPLSTU4_EXPLAIN
Main Program: SAPLSTU4_EXPLAIN
Appliation area:
Release date: N/A
Mode(Normal, Remote etc): Normal Function Module
Update:

Function DB4_EXPLAIN_SQL_ST04 pattern details
In-order to call this FM within your sap programs, simply using the below ABAP pattern details to trigger the function call...or see the full ABAP code listing at the end of this article. You can simply cut and paste this code into your ABAP progrom as it is, including variable declarations.CALL FUNCTION 'DB4_EXPLAIN_SQL_ST04'"iSeries: SQL Information.
EXPORTING
LEVEL = "Node level
SQ1000_DATA = "SQL-Informationen (DB2/400-Datenbankmonitor)
TABLES
INFO_TREE_TAB = "Zusatzinformation für Hierarchieknoten
SQHVAR_DATA = "Hostvariablenwerte für zeitaufw. Anweisung (DB2/400-DB-Mon.)
IMPORTING Parameters details for DB4_EXPLAIN_SQL_ST04
LEVEL - Node level
Data type: SNODETEXT-TLEVELOptional: No
Call by Reference: Yes
SQ1000_DATA - SQL-Informationen (DB2/400-Datenbankmonitor)
Data type: SQ1000_DB4Optional: No
Call by Reference: Yes
TABLES Parameters details for DB4_EXPLAIN_SQL_ST04
INFO_TREE_TAB - Zusatzinformation für Hierarchieknoten
Data type: SNODETEXTOptional: No
Call by Reference: Yes
SQHVAR_DATA - Hostvariablenwerte für zeitaufw. Anweisung (DB2/400-DB-Mon.)
Data type: SQHVAR_DB4Optional: No
Call by Reference: Yes
Copy and paste ABAP code example for DB4_EXPLAIN_SQL_ST04 Function Module
The ABAP code below is a full code listing to execute function module POPUP_TO_CONFIRM including all data declarations. The code uses the original data declarations rather than the latest in-line data DECLARATION SYNTAX but I have included an ABAP code snippet at the end to show how declarations would look using the newer method of declaring data variables on the fly. This will allow you to compare and fully understand the new inline method. Please note some of the newer syntax such as the @DATA is not available until a later 4.70 service pack (SP8), which i why i have stuck to the origianl for this example.| DATA: | ||||
| lv_level | TYPE SNODETEXT-TLEVEL, " | |||
| lt_info_tree_tab | TYPE STANDARD TABLE OF SNODETEXT, " | |||
| lv_sq1000_data | TYPE SQ1000_DB4, " | |||
| lt_sqhvar_data | TYPE STANDARD TABLE OF SQHVAR_DB4. " |
|   CALL FUNCTION 'DB4_EXPLAIN_SQL_ST04' "iSeries: SQL Information |
| EXPORTING | ||
| LEVEL | = lv_level | |
| SQ1000_DATA | = lv_sq1000_data | |
| TABLES | ||
| INFO_TREE_TAB | = lt_info_tree_tab | |
| SQHVAR_DATA | = lt_sqhvar_data | |
| . " DB4_EXPLAIN_SQL_ST04 | ||
ABAP code using 7.40 inline data declarations to call FM DB4_EXPLAIN_SQL_ST04
The below ABAP code uses the newer in-line data declarations. This allows you to see the coding differences/benefits of the later inline syntax. Please note some of the newer syntax below, such as the @DATA is not available until 4.70 EHP 8.| "SELECT single TLEVEL FROM SNODETEXT INTO @DATA(ld_level). | ||||
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