2 Nov 2003 06:57
Support for McKoi in Azzurri Clay Database Modelling plugin for Eclipse
Remko Popma <remko.popma <at> azzurri.jp>
2003-11-02 05:57:16 GMT
2003-11-02 05:57:16 GMT
Hi, I am adding support for McKoi to our database modelling tool (http://www.azzurri.jp/en/software/clay/index.jsp). Martin Cordova indicated in a previous post that the tool already works well with McKoi. I understand that selecting the HSQLDB dialect when reverse engineering a database and/or generating the DDL works well with McKoi. I am glad to hear that works, but having a separate SQL dialect for McKoi would be even better, so I am working on that now. I found most of what I need in the documentation, except for the following: - What are McKoi's restrictions? * schema/table/column name length * columns in table/select/foreign key/primary key/unique key/index * etc (see below) - What are McKoi's reserved words (words that cannot be used as schema/table/column identifiers without quoting them) - Is is possible to obtain the source or definition of a VIEW from a JDBC connection? If so, what would be the SQL for doing this? Eg., is there some statement to do this like SELECT VIEW_DEFINITION from SYS_JDBC.Views WHERE TABLE_SCHEM = ? AND TABLE_NAME = ? I made some guesses based on the source code, and I would like to confirm that my guesses are correct: If anyone has time, could you please confirm if the below are correct restrictions for McKoi? MaxCheckConstraintNameLength = 256 MaxColumnAliasNameLength = 256 MaxColumnNameLength = 256 MaxColumnsInForeignKey = 4096 MaxColumnsInGroupBy = 4096 MaxColumnsInIndex = 4096 MaxColumnsInOrderBy = 4096 MaxColumnsInPrimaryKey = 4096 MaxColumnsInSelect = 4096 MaxColumnsInTable = 4096 MaxColumnsInUniqueKey = 4096 MaxForeignKeyNameLength = 256 MaxForeignKeysInTable = 4096 MaxIndexesInTable = 4096 MaxIndexNameLength = 256 MaxPrimaryKeyNameLength = 256 MaxSchemaNameLength = 50 MaxTableNameLength = 50 MaxTablesInSelect = 512 MaxUniqueKeyNameLength = 256 MaxUniqueKeysInTable = 4096 MaxViewNameLength = 50 Are these the correct reserved words (words that cannot be used as schema/table/column identifiers without quoting them) for McKoi? ACCOUNT, ACTION, ADD, AFTER, ALL, ALTER, AND, ANY, AS, ASC, AUTO, BEFORE, BETWEEN, BIGINT, BINARY, BIT, BLOB, BOOLEAN, BOTH, BY, CACHE, CALL, CALLBACK, CANONICAL_DECOMPOSITION, CASCADE, CAST, CHAR, CHARACTER, CHECK, CLOB, COLLATE, COLUMN, COMMIT, COMMITTED, COMPACT, CONSTRAINT, COUNT, CREATE, CROSS, CURRENT_DATE, CURRENT_TIME, CURRENT_TIMESTAMP, CYCLE, DATE, DECIMAL, DEFAULT, DEFERRABLE, DEFERRED, DELETE, DESC, DESCRIBE, DISTINCT, DOUBLE, DROP, EACH, EXCEPT, EXECUTE, EXISTS, EXPLAIN, FLOAT, FOR, FOREIGN, FROM, FULL_DECOMPOSITION, FUNCTION, GRANT, GROUP, GROUPS, HAVING, IDENTICAL_STRENGTH, IF, IGNORE, IMMEDIATE, IN, INCREMENT, INDEX, INDEX_BLIST, INDEX_NONE, INITIALLY, INNER, INSERT, INT, INTEGER, INTERSECT, INTO, IS, ISOLATION, JAVA, JAVA_OBJECT, JOIN, KEY, LANGUAGE, LEADING, LEFT, LEVEL, LIKE, LIMIT, LOCK, LONG, LONGVARBINARY, LONGVARCHAR, MAX, MAXVALUE, MINVALUE, NAME, NATURAL, NEW, NO, NO_DECOMPOSITION, NOT, NUMERIC, OLD, ON, OPTIMIZE, OPTION, OR, ORDER, OUTER, PASSWORD, PRIMARY, PRIMARY_STRENGTH, PRIVILEGES, PROCEDURE, PUBLIC, READ, REAL, REFERENCES, REGEX, REPEATABLE, RESTRICT, RETURN, RETURNS, REVOKE, RIGHT, ROLLBACK, ROW, SCHEMA, SECONDARY_STRENGTH, SELECT, SEQUENCE, SERIALIZABLE, SET, SHOW, SHUTDOWN, SMALLINT, SOME, START, STRING, TABLE, TEMPORARY, TERTIARY_STRENGTH, TEXT, TIME, TIMESTAMP, TINYINT, TO, TRAILING, TRANSACTION, TRIGGER, TRIM, UNCOMMITTED, UNION, UNIQUE, UNLOCK, UPDATE, USAGE, USE, USER, USING, VALUES, VARBINARY, VARCHAR, VARYING, VIEW, WHERE, WITH I could not find anything on if and how view definitions are stored in McKoi. (But I didn't look very hard.) It looks like this is not possible with McKoi 1.0.2, but I could be wrong. If you know how to do this please let me know. Any help is much appreciated. Best regards, Remko ------------------------------ Remko Popma - CTO Azzurri Ltd. remko.popma <at> azzurri.jp http://www.azzurri.jp --------------------------------------------------------------- Mckoi SQL Database mailing list http://www.mckoi.com/database/ To unsubscribe, send a message to mckoidb-unsubscribe <at> mckoi.com
RSS Feed