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This patch updates some comments in the DatabaseMetaData classes to

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reflect a mail thread that discussed our conformance (or lack thereof)
to the SQL92 spec.

Barry Lind
This commit is contained in:
Bruce Momjian 2001-08-17 14:46:22 +00:00
parent a21c096058
commit 955040943a
2 changed files with 18 additions and 12 deletions
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15
src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java
View File

@ -676,7 +676,12 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
/** /**
* Does this driver support the ANSI-92 entry level SQL grammar? * Does this driver support the ANSI-92 entry level SQL grammar?
* All JDBC Compliant drivers must return true. * All JDBC Compliant drivers must return true. We currently
* report false until 'schema' support is added. Then this
* should be changed to return true, since we will be mostly
* compliant (probably more compliant than many other databases)
* And since this is a requirement for all JDBC drivers we
* need to get to the point where we can return true.
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -722,7 +727,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Is some form of outer join supported? From my knowledge, nope. * Is some form of outer join supported?
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -733,8 +738,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Are full nexted outer joins supported? Well, we dont support any * Are full nexted outer joins supported?
* form of outer join, so this is no as well
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -745,8 +749,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Is there limited support for outer joins? (This will be true if * Is there limited support for outer joins?
* supportFullOuterJoins is true)
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs

15
src/interfaces/jdbc/org/postgresql/jdbc2/DatabaseMetaData.java
View File

@ -676,7 +676,12 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
/** /**
* Does this driver support the ANSI-92 entry level SQL grammar? * Does this driver support the ANSI-92 entry level SQL grammar?
* All JDBC Compliant drivers must return true. * All JDBC Compliant drivers must return true. We currently
* report false until 'schema' support is added. Then this
* should be changed to return true, since we will be mostly
* compliant (probably more compliant than many other databases)
* And since this is a requirement for all JDBC drivers we
* need to get to the point where we can return true.
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -722,7 +727,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Is some form of outer join supported? From my knowledge, nope. * Is some form of outer join supported?
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -733,8 +738,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Are full nexted outer joins supported? Well, we dont support any * Are full nexted outer joins supported?
* form of outer join, so this is no as well
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs
@ -745,8 +749,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
} }
/** /**
* Is there limited support for outer joins? (This will be true if * Is there limited support for outer joins?
* supportFullOuterJoins is true)
* *
* @return true if so * @return true if so
* @exception SQLException if a database access error occurs * @exception SQLException if a database access error occurs