=========================================================
Problem description:                                     
getProcedureColumns returns NULL as PRECISION            
instead of 19 for a DATETIME and TIMESTAMP parameter.    
MySQL getProcedureColumns returns PRECISION=19           
Both MairaDB and MySQL getColumns return COLUMN_SIZE=19  
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Registering Driver.
Making a connection to: jdbc:mariadb://lnxx64r7:3307/db999_lnxx64r6
Connection successful.


MariaDB JDBC driver version: 1.5.4

con.createStatement()
DROP PROCEDURE IF EXISTS SPDT
CREATE  PROCEDURE SPDT (IN PI INT, IN PDT DATETIME, IN PTS TIMESTAMP)
 BEGIN
 SELECT I, DT, TS3 FROM TDT WHERE PDT = DT;
 END
committing
Issuing getProcedureColumns for stored procedure SPDT
rst.next() returned true
PROCEDURE_CAT,PROCEDURE_SCHEM,PROCEDURE_NAME,COLUMN_NAME,COLUMN_TYPE,DATA_TYPE,TYPE_NAME,PRECISION,LENGTH,SCALE,RADIX,NULLABLE,REMARKS,COLUMN_DEF,SQL_DATA_TYPE,SQL_DATETIME_SUB,CHAR_OCTET_LENGTH,ORDINAL_POSITION,IS_NULLABLE,SPECIFIC_NAME
db999_lnxx64r6,null,SPDT,PI,1,4,int,10,null,0,10,2,null,null,0,0,null,1,,SPDT
db999_lnxx64r6,null,SPDT,PDT,1,93,datetime,null,null,null,10,2,null,null,0,0,null,2,,SPDT
db999_lnxx64r6,null,SPDT,PTS,1,93,timestamp,null,null,null,10,2,null,null,0,0,null,3,,SPDT