ShardingSphere 4.x Sharding Use-Norms — Parser

ShardingSphere supports multiple dialects of SQL using different parsers. For specific SQL dialects that do not implement parsers, the default is to use the SQL92 standard for parsing.

Specific SQL dialect parser

• PostgreSQL parser
• MySQL parser
• Oracle parser
• SQLServer parser

Note: MySQL parser supports MySQL, H2, and MariDB dialect.

Default SQL dialect parser

Other SQL dialects, such as SQLite, Sybase, DB2 and Informix, are parsed by default using the standard of SQL92.