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Open SQL in Release 7.40


1. Optimizing SAP buffering


2. Handling strings


3. Stricter checks on syntax rules



Modification 1

Optimizing SAP Buffering

SAP buffering has been optimized so that, if the database table is specified statically, its secondary indexes are also respected when data is read from the SAP buffer.



Modification 2

Handling Strings

The following (previously undocumented) restrictions have been lifted:

Modification 3

Stricter Checks on Syntax Rules

In Release 7.40, a new SQL parser was introduced for Open SQL. These parser performs stricter checks on some rules than the old parser. More specifically, the same parser is now used for statically specified Open SQL and for the content of dynamic tokens. One consequence of this is that any following syntax constructs that have always contained errors now produce syntax errors or runtime errors.