| Table | Table Description | Column# | Alias | Column Description | Data Type | Length | Decimals | Default Value | Constraints |
|---|
| 1 | DDNTT | | 18 | ALIGN | | tinyint | 3 | 0 | | |
| 2 | DDNTT_CONV_UC | | 18 | ALIGN | | tinyint | 3 | 0 | | |
| 3 | DDNTT_HIST | | 18 | ALIGN | | tinyint | 3 | 0 | | |
| 4 | DDREPLINTABHD | DD: Nametab Header Structure (for Temporary Storage) | 25 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| 5 | DDXTT_CONV_UC | Nametab Headerstruktur für verzögertes Schreiben | 24 | ALIGN | Ausrichtung einer Tabelle | varbinary | 1 | 0 | | |
| 6 | DDYTT_CONV_UC | Used during UCMIG within DMO of SUM | 24 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| 7 | IUUC_DD_SYNC_NTH | System synchronization: Nametab header fields | 28 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| TOPActivation Program, Conversion Program, DB Utility, MC, SPDD |
| 8 | DDXTT | Nametab header structure for delayed writing | 24 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| TOPBusiness Planning and Simulation |
| 9 | UPP_SPREADS | Planning: Spreadsheet Customizing | 13 | ALIGN | Left/right alignment of text | int | 10 | 0 | | |
| TOPEnd User Technology |
| 10 | RSZTREESTRUCTURE | Table with Example Description of a Tree Structure | 11 | ALIGN | Text alignment in a SAP table tree column | nvarchar | 1 | 0 | | |
| TOPSAP Internet Transaction Server |
| 11 | ITS_STYLES | contains different styles for generator | 8 | ALIGN | CHAR01 data element for SYST | nvarchar | 1 | 0 | | |
| TOPUpgrade - General |
| 12 | DDMTT | Nametab header structure for delayed writing | 24 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| 13 | DDMTT_ISU | Nametab header structure for delayed writing | 24 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| 14 | DDMTT_SAV | Nametab Headerstruktur für verzögertes Schreiben | 24 | ALIGN | Ausrichtung einer Tabelle | varbinary | 1 | 0 | | |
| 15 | DDXTT_SAV | Nametab Headerstruktur für verzögertes Schreiben | 24 | ALIGN | Ausrichtung einer Tabelle | varbinary | 1 | 0 | | |
| 16 | DDXTT_SHD | Nametab Headerstruktur für verzögertes Schreiben | 24 | ALIGN | Ausrichtung einer Tabelle | varbinary | 1 | 0 | | |
| 17 | DDXTT_STD | Nametab Headerstruktur für verzögertes Schreiben | 24 | ALIGN | Ausrichtung einer Tabelle | varbinary | 1 | 0 | | |
| 18 | DDYTT | Substitution Nametab (shadow-shadow-nametab for DDXTT) | 26 | ALIGN | Table alignment | varbinary | 1 | 0 | | |
| TOPUpgrade Tools |
| 19 | ICNV30L | Nametabs for Incremental Conversion | 25 | ALIGN | | varbinary | 1 | 0 | | |
