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MaxDB/SapDB
The SapDB database was open-sourced and rebranded MaxDB beginning with version 7.4. DdlUtils supports SapDB version 7.2 and MaxDB version 7.5, and newer. Documentation of the SQL supported by SapDB is found in the Reference manual. Likewise, documentation for MaxDB is contained in the MaxDB documentation.
Platform identifiers:
- MaxDB
- SapDB
Recognized JDBC driver:
- com.sap.dbtech.jdbc.DriverSapDB
Recognized JDBC sub protocol:
- jdbc:sapdb
| The database supports SQL comments | yes |
| The database supports delimited identifiers | yes |
| The database's maximum identifier length | 32 |
| The database supports default values for LONG types | yes |
| DdlUtils uses sequences for identity columns | no |
| The database supports non-primary key columns as identity columns | yes |
| The database allows INSERT/UPDATE statements to set values for identity columns | yes |
| DdlUtils can read back the auto-generated value of an identity column | yes |
| The database supports non-unique indices | yes |
| DdlUtils can create a database via JDBC | no |
| DdlUtils can drop a database via JDBC | no |
| JDBC Type | Database Type | Additional comments |
|---|---|---|
| ARRAY | LONG BYTE | Will be read back as LONGVARBINARY |
| BIGINT | FIXED(38,0) | |
| BINARY | CHAR(n) BYTE | |
| BIT | BOOLEAN | |
| BLOB | LONG BYTE | Will be read back as LONGVARBINARY |
| BOOLEAN | BOOLEAN | Will be read back as BIT |
| CHAR | CHAR | |
| CLOB | LONG | Will be read back as LONGVARCHAR |
| DATALINK | LONG BYTE | Will be read back as LONGVARBINARY |
| DATE | DATE | |
| DECIMAL | FIXED | |
| DISTINCT | LONG BYTE | Will be read back as LONGVARBINARY |
| DOUBLE | FLOAT(38) | Will be read back as FLOAT |
| FLOAT | FLOAT(38) | |
| INTEGER | INTEGER | |
| JAVA_OBJECT | LONG BYTE | Will be read back as LONGVARBINARY |
| LONGVARBINARY | LONG BYTE | |
| LONGVARCHAR | LONG | |
| NULL | LONG BYTE | Will be read back as LONGVARBINARY |
| NUMERIC | FIXED | Will be read back as DECIMAL |
| OTHER | LONG BYTE | Will be read back as LONGVARBINARY |
| REAL | FLOAT(16) | Will be read back as FLOAT |
| REF | LONG BYTE | Will be read back as LONGVARBINARY |
| SMALLINT | SMALLINT | |
| STRUCT | LONG BYTE | Will be read back as LONGVARBINARY |
| TIME | TIME | |
| TIMESTAMP | TIMESTAMP | |
| TINYINT | SMALLINT | Will be read back as SMALLINT |
| VARBINARY | VARCHAR(n) BYTE | |
| VARCHAR | VARCHAR |